diff --git a/H071201027/Praktikum-3/Tugas3nom1.java b/H071201027/Praktikum-3/Tugas3nom1.java
new file mode 100644
index 0000000..4d26693
--- /dev/null
+++ b/H071201027/Praktikum-3/Tugas3nom1.java
@@ -0,0 +1,39 @@
+import java.util.Scanner;
+public class Tugas3nom1{
+    public static void main(String[] args) {
+        Scanner ob = new Scanner(System.in);
+        System.out.println("Masukkan X");
+        int X = ob.nextInt();
+        System.out.println("Masukkan Y");
+        int Y = ob.nextInt();
+        int a= 0,b=0;
+
+        if(X<Y){
+            a=X;
+            b=Y;
+        }else{
+            a=Y;
+            b=X;
+        }
+           
+
+       for (int i = a; i<=b; i++) {
+         if (i>0){
+             if(i%2==0){
+                System.out.println(i+ " genap positif");
+             }else{
+                System.out.println(i+ " ganjil positif");
+             }
+         }else if (i==0){
+            System.out.println( i+ " nol");
+        }
+        else {
+            if(i%2==1){
+             System.out.println(i+ " ganjil negatif");
+            }else{
+             System.out.println(i+ " genap negatif");
+            }
+        }
+       }
+    }
+}
diff --git a/H071201027/Praktikum-3/Tugas3nom2.java b/H071201027/Praktikum-3/Tugas3nom2.java
new file mode 100644
index 0000000..1a20657
--- /dev/null
+++ b/H071201027/Praktikum-3/Tugas3nom2.java
@@ -0,0 +1,27 @@
+import java.util.*;
+public class Tugas3nom2 {
+    public static void main(String[] args) {
+        Scanner x = new Scanner(System.in);
+        System.out.println("Masukkan X");
+        int X = x.nextInt();
+        System.out.println("Masukkan Y");
+        int Y = x.nextInt();
+        if(X>Y){
+            System.out.println("INPUT ANDA SALAH, INPUT YANG BENAR ADALAH X<Y");
+        }else {
+            for (int i = 1;  i<X; i++) {
+                System.out.print(i+ " " );
+               
+                } for (int j = X; j<=Y; j++) {
+                    System.out.print(j+ " ");
+                    if(j%X==0){
+                        System.out.println();
+                    }
+            }
+            System.out.println();
+        }
+      
+        
+    }
+
+}
diff --git a/H071201027/Praktikum-3/Tugas3nom3.java b/H071201027/Praktikum-3/Tugas3nom3.java
new file mode 100644
index 0000000..535e2ef
--- /dev/null
+++ b/H071201027/Praktikum-3/Tugas3nom3.java
@@ -0,0 +1,31 @@
+import java.util.Scanner;
+public class Tugas3nom3 {
+    public static void main(String[] args) {
+        Scanner X = new Scanner(System.in);
+         System.out.println("input nilai awal :");
+         int N = X.nextInt();
+         int A = 0;
+         int B= 1;
+         int count=2;
+         int next;
+     
+        System.out.print(A+ " ");
+        System.out.print(B+ " ");
+
+         for (int i = 0; count < N; i++) {
+             next = A+B;
+            
+             System.out.print(next+ " ");
+            
+             A=B;
+            
+             B = next;
+             count =count+1;
+            
+             
+            
+       
+         }
+        
+         }
+}
diff --git a/H071201027/Praktikum-3/Tugas3nom4.java b/H071201027/Praktikum-3/Tugas3nom4.java
new file mode 100644
index 0000000..a5ac61c
--- /dev/null
+++ b/H071201027/Praktikum-3/Tugas3nom4.java
@@ -0,0 +1,57 @@
+import java.util.*;
+
+
+public class Tugas3nom4 {
+    public static void main(String[] args) {
+        Scanner x = new Scanner(System.in);
+    System.out.println("MASUKKAN HARGA BARANG");
+    int barang = x.nextInt();
+    System.out.println("MASUKKAN NILAI UANG YANG DI BAYARKAN");
+    int uang = x.nextInt();
+    int seratus=0,limpu=0,duapu=0,sepul=0,limari=0,duaribu=0,seribu=0;
+    int kmbli = uang- barang;
+
+    if( uang>=barang){
+        while(kmbli>0 ){
+            if ( kmbli-100000>=0){
+                kmbli-=100000;
+                seratus++;
+            }else if( kmbli-50000>=0){
+                kmbli-=50000;
+                limpu++;
+            }else if( kmbli-20000>=0){
+                kmbli-=20000;
+                duapu++;
+            }else if( kmbli-10000>=0){
+                kmbli-=10000;
+                sepul++;
+            }else if( kmbli-5000>=0){
+                kmbli-=5000;
+                limari++;
+            }else if( kmbli-2000>=0){
+                kmbli-=2000;
+                duaribu++;
+            }else {
+                kmbli-=1000;
+                seribu++;
+            }
+        }
+        System.out.println(seratus+" uang Rp.100.000");
+        System.out.println(limpu+" uang Rp.50.000");
+        System.out.println(duapu+" uang Rp.20.000");
+        System.out.println(sepul+" uang Rp.10.000");
+        System.out.println(limari+" uang Rp.5.000");
+        System.out.println(duaribu+" uang Rp.2.000");
+        System.out.println(seribu+" uang Rp.1.000");
+    }else{
+        System.out.println("Inputan anda salah, inputan yang benar adalah uang>=harga barang");
+    }
+    
+
+    
+    
+    
+
+}
+    }
+    
diff --git a/H071201027/Praktikum-3/Tugas3nom5.java b/H071201027/Praktikum-3/Tugas3nom5.java
new file mode 100644
index 0000000..4ebd1b7
--- /dev/null
+++ b/H071201027/Praktikum-3/Tugas3nom5.java
@@ -0,0 +1,43 @@
+import java.util.Scanner;
+public class Tugas3nom5 {
+    public static void main(String[] args) {
+        Scanner scan = new Scanner(System.in);
+        System.out.println("Masukkan derjat posisi matahari");
+
+        while (scan.hasNext()) {
+
+            float m = scan.nextFloat();
+            int jam=0,menit=0,sisa=0,detik=0;
+            int posisi = (int) (m * 240);
+
+            if (m >= 0 && m < 360) {
+                 if(posisi > 0) {
+                    jam = posisi/3600; 
+                   sisa = posisi%3600;
+                   menit=sisa/60;
+                   detik = sisa%60;
+                
+                }
+              
+                jam += 6;
+                if (jam > 24)
+                    jam -= 24;
+
+                if (jam <= 10) {
+                    System.out.println("selamat pagi");
+                    System.out.printf("%02d:%02d:%02d\n", jam, menit, detik);
+                } else if (jam <= 2) {
+                    System.out.println("selamat siang");
+                    System.out.printf("%02d:%02d:%02d\n", jam, menit, detik);
+                } else if (jam <= 6) {
+                    System.out.println("selamat sore");
+                    System.out.printf("%02d:%02d:%02d\n", jam, menit, detik);
+                } else {
+                    System.out.println("selamat malam");
+                    System.out.printf("%02d:%02d:%02d\n", jam, menit, detik);
+                }
+            } else
+                System.out.println("harap masukkan 0<=nilai<360");
+        }
+    }    
+}
diff --git a/H071201027/Praktikum-4/Tugas4nom1.java b/H071201027/Praktikum-4/Tugas4nom1.java
new file mode 100644
index 0000000..96ae334
--- /dev/null
+++ b/H071201027/Praktikum-4/Tugas4nom1.java
@@ -0,0 +1,30 @@
+import java.util.Scanner;
+
+public class Tugas4nom1 {
+    public static void main(String[] args) {
+        Scanner in = new Scanner(System.in);
+        int n= in.nextInt();
+        int [] N= new int[n];
+         int count;
+         
+        for (int i = 0; i < n; i++) {
+            N [i]= in.nextInt();
+        }
+           
+        for (int i = 0; i<n; i++) {
+            for (int j =i+1; j < n; j++) {
+                count= 0;
+            for (int k = 1; k <= Math.min(N[i],N[j]); k++) {
+                    if((N[i]%k == 0) && (N[j]%k ==0))
+                    count ++;
+                    }
+                    
+                    if( count ==1)
+                    System.out.println(N[i]+ " "+N[j]);  
+        }
+        
+    }
+    
+    
+    }
+}
diff --git a/H071201027/Praktikum-4/Tugas4nom2.java b/H071201027/Praktikum-4/Tugas4nom2.java
new file mode 100644
index 0000000..9fa083a
--- /dev/null
+++ b/H071201027/Praktikum-4/Tugas4nom2.java
@@ -0,0 +1,49 @@
+import java.util.*;
+public class Tugas4nom2 {
+    public static void main(String[] args) {
+        Scanner in = new Scanner(System.in);
+        int i = in.nextInt();
+        int j = in.nextInt();
+        int k = in.nextInt();
+
+        int[][] mtrxA=new int[i][j]; 
+        int[][] mtrxB=new int[j][k];
+        int[][] mtrxAxB=new int[i][k];
+
+
+        System.out.println("masukkan bilangan matriks A");
+        for (int a = 0; a< i; a++) {
+            for (int b = 0; b < j; b++) {
+                mtrxA[a][b]= in.nextInt();
+            }
+            
+        }
+
+        System.out.println("masukkan bilangan matriks B");
+        for (int a = 0; a< j; a++) {
+            for (int b = 0; b < k; b++) {
+                mtrxB[a][b]= in.nextInt();
+            }
+            
+        }
+       
+        for (int a = 0; a< mtrxAxB.length; a++) {
+            for (int b = 0; b <= mtrxA.length; b++) {
+                for (int c = 0; c < mtrxA[0].length; c++) {
+                    mtrxAxB[a][b] += (mtrxA[a][c]*mtrxB[c][b]);
+                }
+                
+            }
+          
+        }
+        for (int m = 0; m < i; m++) {
+            for (int n = 0; n< k; n++) {
+                System.out.printf("%s ",mtrxAxB[m][n]);
+            }
+            System.out.println();
+        }
+      
+            }
+            
+}
+
diff --git a/H071201027/Praktikum-5/Tugas5nom1.java b/H071201027/Praktikum-5/Tugas5nom1.java
new file mode 100644
index 0000000..17953b4
--- /dev/null
+++ b/H071201027/Praktikum-5/Tugas5nom1.java
@@ -0,0 +1,20 @@
+import java.util.Scanner;
+
+class Tugas5nom1 {
+	public static void main(String[] args) {
+		Scanner in = new Scanner(System.in);
+		int a = in.nextInt();
+		int b = in.nextInt();
+		int hasilFPB= cariFPB(a, b);
+		System.out.printf("FPB dari %d dan %d = %d", a, b, hasilFPB);
+	}
+
+	static int cariFPB(int a, int b) {
+		int count = 0;
+		for (int i = 1; i <= a && i <= b; i++) {
+			if (a % i == 0 && b % i == 0) 
+				count = i;
+		}
+		return count;
+	}
+}
\ No newline at end of file
diff --git a/H071201027/Praktikum-5/Tugas5nom2.java b/H071201027/Praktikum-5/Tugas5nom2.java
new file mode 100644
index 0000000..ca0ebef
--- /dev/null
+++ b/H071201027/Praktikum-5/Tugas5nom2.java
@@ -0,0 +1,32 @@
+import java.util.Scanner;
+import java.util.Random;
+
+class PotonganProgram {
+	public static void main(String[] args) {
+		Scanner scanner = new Scanner(System.in);		
+		int n = scanner.nextInt();
+		int m = scanner.nextInt();
+		String serialNumber = generateSerial(n,m);
+		System.out.println(serialNumber);	
+	}
+
+	public static String generateSerial(int n, int m) {
+		String str = "";
+		Random rnd = new Random();
+		int[][] numbers = new int[n][m];
+
+		for (int i = 0; i < n; i++) {
+			for (int j = 0; j < m; j++) {
+				numbers[i][j] = rnd.nextInt(10);
+                str += numbers[i][j];
+                
+			}
+			if (i==n-1)
+            str += "";
+            else 
+            str += "-";
+		}
+        
+		return str;
+	}
+}
\ No newline at end of file
diff --git a/H071201027/Praktikum-5/Tugas5nom3.java b/H071201027/Praktikum-5/Tugas5nom3.java
new file mode 100644
index 0000000..20d3fde
--- /dev/null
+++ b/H071201027/Praktikum-5/Tugas5nom3.java
@@ -0,0 +1,17 @@
+import java.util.Scanner;
+
+class Tugas5nom3{
+	public static void main(String[] args) {
+		Scanner In = new Scanner(System.in);
+		int hari = In.nextInt();
+		myDay(hari);
+		
+	}
+
+	static void myDay(int x) {
+		int tahun = x / 365;
+		int bulan = (x % 365) / 30;
+		int hari = (x % 365) % 30;
+		System.out.printf("%d tahun\n%d bulan\n%d hari", tahun, bulan, hari);
+	}
+}
\ No newline at end of file
diff --git a/H071201027/Praktikum-6/Tugas6nom1.java b/H071201027/Praktikum-6/Tugas6nom1.java
new file mode 100644
index 0000000..cf1ee5d
--- /dev/null
+++ b/H071201027/Praktikum-6/Tugas6nom1.java
@@ -0,0 +1,45 @@
+import java.util.Scanner;
+
+public class Tugas6nom1 {
+    public static void main(String[] args) {
+        Scanner in = new Scanner(System.in);
+
+        String kata = in.nextLine().toUpperCase();
+        System.out.print("#" + hexadecimal(kata) + palindromString(kata) + octal(kata));
+        char hexChar = String.valueOf(hexadecimal(kata)).charAt(0);
+        char symbol = (hexChar >= 'a' && hexChar <= 'z')? '?':'!';
+        System.out.println(symbol);
+       
+    }
+    static String setengahKata(String a) {
+        String kataBaru = a.replaceAll("\\s+", "");
+        int kataLength = kataBaru.length() / 2;
+        kataBaru = kataBaru.substring(0, kataLength);
+        return kataBaru;
+    }   
+     static String hexadecimal(String a) {
+        int kataLength = a.length();
+        int decimal = kataLength * kataLength;
+        String hex = String.format("%x", decimal);
+        return hex;
+   
+    }
+
+    static String palindromString(String a) {
+        String kata = setengahKata(a);
+        String palindrome = "";
+        for (int i = kata.length() - 2; i >= 0; i--) {
+            palindrome += kata.charAt(i);
+        }
+        String kataBaru = kata.concat(palindrome);
+        return kataBaru;
+    }
+
+  
+    static String octal(String a) {
+        int kataLength = a.length();
+        String oct = String.format("%o", kataLength);
+        return oct;
+    }
+
+}
diff --git a/H071201027/Praktikum-6/Tugas6nom2.java b/H071201027/Praktikum-6/Tugas6nom2.java
new file mode 100644
index 0000000..ba63153
--- /dev/null
+++ b/H071201027/Praktikum-6/Tugas6nom2.java
@@ -0,0 +1,60 @@
+import java.util.Scanner;
+
+public class Tugas6nom2 {
+    public static void main(String[] args) {
+        Scanner in = new Scanner(System.in);
+        String kata = in.nextLine();
+        String[][] array = new String[4][4];
+
+        if (kata.length() >= 16) {
+            kata = charCodePointAt(kata);
+            int count = 0;
+            int character = charArray(kata);
+            for (int i = 0; i < 4; i++) {
+                for (int j = 0; j < 4; j++) {
+                    array[i][j] = "";
+                    for (int k = 0; k < character; k++) {
+                        if (count < kata.length()) {
+                            array[i][j] += kata.charAt(count);
+                        } else {
+                            array[i][j] += '?';
+                        }
+                        count++;
+                    }
+                }
+            }
+           
+            for (int i = 0; i < 4; i++) {
+                for (int j = 0; j < 4; j++) {
+                    System.out.print(array[i][j] + " ");
+                }
+                System.out.println();
+            }
+        }
+    }
+
+    static String charCodePointAt(String a) {
+        int hurufGanjil;
+        char hurufGenap;
+        String kataBaru = "";
+        for (int i = 0; i < a.length(); i++) {
+            if (i % 2 != 0) {
+                hurufGanjil = Character.codePointAt(a, i);
+                kataBaru += hurufGanjil;
+            } else {
+                hurufGenap = a.charAt(i);
+                kataBaru += hurufGenap;
+            }
+        }
+        return kataBaru;
+    }
+
+    static int charArray(String a) {
+        int character = 0;
+        while ((16 * character) < a.length()) {
+            character++;
+        }
+        return character;
+    }
+
+}
diff --git a/H071201027/Praktikum-7/Tugas7nom1.java b/H071201027/Praktikum-7/Tugas7nom1.java
new file mode 100644
index 0000000..52c6a4a
--- /dev/null
+++ b/H071201027/Praktikum-7/Tugas7nom1.java
@@ -0,0 +1,148 @@
+import java.util.HashMap;
+import java.util.Scanner;
+import java.util.Map;
+
+ class Tugas7nom1 {
+
+   static void printMov (HashMap <Integer, String> m) {
+     for (Integer num : m.keySet()) {
+       String key = num.toString();
+       String val = m.get(num);
+       System.out.println(num + ". " + val);
+     }
+
+   }
+  public static void main(String[] args) {
+    Scanner inp = new Scanner (System.in);
+
+    HashMap <Integer, String> favMov = new HashMap<> ();
+    favMov.put(1, "Avenger : Endgame");
+    favMov.put(2, "Spiderman : Far Frdom Home");
+    favMov.put(3, "Venom");
+    favMov.put(4, "Thor : Ragnarok");
+
+    Map <Integer, String> rilis = new HashMap<> ();
+    rilis.put(1, "24 April 2019");
+    rilis.put(2, "26 Juni 2019" );
+    rilis.put(3, "1 Oktober 2018 ");
+    rilis.put(4, "10 Oktober 2017");
+
+    Map <Integer, String> durasi = new HashMap<>();
+    durasi.put(1, "3 Jam 1 Menit");
+    durasi.put(2, "2 Jam 9 Menit");
+    durasi.put(3, "1 Jam 52 Menit");
+    durasi.put(4, "2 Jam 10 Menit");
+
+    Map<Integer,String> genre = new HashMap<>();
+    genre.put(1, "Adventure, Sci-Fi, Action");
+    genre.put(2, "Adventure, Sci-Fi, Action");
+    genre.put(3, "Adventure, Sci-Fi, Action");
+    genre.put(4, "Adventure, Sci-Fi, Action, Fantasy, Comedy");
+
+    Map<Integer, String> sinopsis = new HashMap<>();
+    sinopsis.put(1, "ini sinopsis");
+    sinopsis.put(2, "ini sinopsis");
+    sinopsis.put(3, "ini sinopsis");
+    sinopsis.put(4, "ini sinopsis");
+
+    Map<Integer, String> cast = new HashMap<>();
+    cast.put(1, "Robert Downey Jr., Chris Evan, Mark Ruffalo");
+    cast.put(2, "Tom Holland, Samuel L. Jackson, Jake Gyllenhall");
+    cast.put(3, "Tom Hardy, Michelle Williams, Riz Ahmed");
+    cast.put(4, "Chris Hemsworth, Tom Hiddleston, Cate Blanchett");
+
+    while (true) {
+    printMov(favMov);
+    System.out.println("(d)Detail (s)Search (a)Add (r)Remove");
+
+    String op = inp.next();
+    if (op.equals("d")) {
+      int j = inp.nextInt();
+      String judul = favMov.get(j);
+      String date = rilis.get(j);
+      String duration = durasi.get(j);
+      String tag = genre.get(j);
+      String sin = sinopsis.get(j);
+      String pemain = cast.get(j);
+
+      System.out.println("Judul    : " + judul);
+      System.out.println("Rilis    : " + date);
+      System.out.println("Durasi   : " + duration);
+      System.out.println("Genre    : " + tag);
+      System.out.println("Sinposis : " + sin);
+      System.out.println("Cast     : " + pemain);
+
+    }
+    else if (op.equals("s")) {
+      String src = inp.next();
+
+      for (int i = 1;i <= favMov.size() ;i++) {
+        if (favMov.get(i).contains(src)) {
+          System.out.println("Hasil Pencarian : " + favMov.get(i));
+        }
+      }
+
+    }
+    else if (op.equals("a")) {
+      String judul = inp.nextLine();
+
+      judul = judul.substring(1);
+      System.out.printf("judul    : %s", judul);
+
+      System.out.printf("%nRilis    : ");
+      String date = inp.nextLine();
+
+      System.out.printf("Durasi   : ");
+      String duration = inp.nextLine();
+
+      System.out.printf("Genre    : ");
+      String tag = inp.nextLine();
+
+      System.out.printf("Sinopsis : ");
+      String sin = inp.nextLine();
+
+      System.out.printf("Cast     : ");
+      String pemain = inp.nextLine();
+
+      favMov.put(favMov.size()+1, judul);
+      rilis.put(rilis.size()+1, date);
+      durasi.put(durasi.size()+1, duration);
+      genre.put(genre.size()+1, tag);
+      sinopsis.put(sinopsis.size()+1, sin);
+      cast.put(cast.size()+1, pemain);
+
+      printMov(favMov);
+
+    }
+    else if (op.equals("r")) {
+    int j = inp.nextInt();
+
+    for (int i = 0;i  < favMov.size() - 1 ;i++ ) {
+    favMov.replace(j+i, favMov.get(j+i+1));
+    rilis.replace(j+i, rilis.get(j+i+1));
+    durasi.replace(j+i, durasi.get(j+i+1));
+    genre.replace(j+i, genre.get(j+i+1));
+    sinopsis.replace(j+i, sinopsis.get(j+i+1));
+    cast.replace(j+i, cast.get(j+i+1));
+    }
+
+    favMov.remove(favMov.size());
+    rilis.remove(rilis.size());
+    durasi.remove(durasi.size());
+    genre.remove(genre.size());
+    sinopsis.remove(sinopsis.size());
+    cast.remove(cast.size());
+
+    printMov(favMov);
+
+    }
+
+  System.out.println("continue? yes/no");
+  String ctn = inp.next();
+    if (ctn.equals("no")) {
+    break;
+    }
+  }
+  inp.close();
+  }
+}
diff --git a/H071201027/Praktikum-8/P8Nomor1.java b/H071201027/Praktikum-8/P8Nomor1.java
new file mode 100644
index 0000000..901a22d
--- /dev/null
+++ b/H071201027/Praktikum-8/P8Nomor1.java
@@ -0,0 +1,30 @@
+import java.io.FileWriter;
+import java.io.BufferedWriter;
+import java.io.FileReader;
+import java.io.BufferedReader;
+import java.util.Scanner;
+
+class P8Nomor1 {
+  public static void main(String[] args) {
+    Scanner obj = new Scanner(System.in);
+    String fileSource = "file/" + obj.nextLine() + ".txt";
+    String fileDestination = "file/" + obj.nextLine() + ".txt";
+    copyFile(fileSource, fileDestination); 
+    obj.close();
+  }
+
+  static void copyFile(String source, String dest) {
+    // use filestreaminput and filestreamoutput  
+    try (BufferedReader in = new BufferedReader(new FileReader(source));
+        BufferedWriter out = new BufferedWriter(new FileWriter(dest))) {
+      String i = null;
+      while ((i = in.readLine()) != null) {
+        out.write(i + "\n");
+      }
+      System.out.println("Berhasil");
+    }
+     catch (Exception e) {
+       System.out.print("Gagal");
+    } 
+  }
+}
diff --git a/H071201027/Praktikum-8/P8Nomor2.java b/H071201027/Praktikum-8/P8Nomor2.java
new file mode 100644
index 0000000..63e158e
--- /dev/null
+++ b/H071201027/Praktikum-8/P8Nomor2.java
@@ -0,0 +1,71 @@
+import java.util.Scanner;
+
+
+import java.io.FileWriter;
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileReader;
+import java.io.BufferedReader;
+
+class P8Nomor2 {
+  public static void main(String[] args) {
+    Scanner obj = new Scanner(System.in);
+    String fileSource = "file/" + obj.nextLine() + ".txt";
+    String fileDestination = "file/" + obj.nextLine() + ".txt";
+    copyFile(fileSource, fileDestination); 
+    obj.close();
+  }
+
+  static void copyFile(String source, String dest) {
+    File file = new File (source);
+    if (!file.exists() || !file.isFile()){
+      System.out.println();
+      System.out.println("\"gagal\"");
+      return;
+    }else{
+    String copyFileName = source.replace(source,dest);
+    // use filestreaminput and filestreamoutput  
+    try (BufferedReader in = new BufferedReader(new FileReader(source));
+        BufferedWriter out = new BufferedWriter(new FileWriter(copyFileName))) {
+      BufferedReader a = new BufferedReader(new FileReader(source));
+      int sum = 0;
+      while (a.readLine() !=null){
+        sum++;
+      }
+      int [] charArray = new int[sum];
+      a.close();
+      
+      BufferedReader b = new BufferedReader(new FileReader(source));
+      String line = new String();
+      int sum2=0;
+      int length;
+      while ((  line  = b.readLine())   !=null){
+      length = line.length();
+      charArray[sum2]= length;
+      sum2++;
+      }  
+      b.close();
+      //menentukan nilai maks
+      int max = charArray[0];
+      for (int i =0; i< charArray.length;i++){
+        if(charArray[i]>max){
+          max= charArray [i];
+        }
+      }
+      //menulis hasil salinan menjadi rata kanan
+      String line2 = new String();
+      length = line2.length();
+      while ((line2= in.readLine())!=null){
+        out.write(String.format("%"+max+"s",line2));
+        out.newLine();
+      }
+      out.close();
+      System.out.println();
+      System.out.println("\"Berhasil\"");
+    }
+     catch (Exception e) {
+       e.printStackTrace();
+    } 
+  }
+  }
+}
diff --git a/H071201027/Praktikum-8/P8Nomor3.java b/H071201027/Praktikum-8/P8Nomor3.java
new file mode 100644
index 0000000..dfdaa33
--- /dev/null
+++ b/H071201027/Praktikum-8/P8Nomor3.java
@@ -0,0 +1,101 @@
+import java.util.ArrayList;
+import java.util.Scanner;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.BufferedWriter;
+import java.io.FileReader;
+import java.io.BufferedReader;
+
+
+class P8Nomor3 {
+  public static void main(String[] args) {
+    Scanner obj = new Scanner(System.in);
+    String fileName = "file/" + obj.nextLine() + ".txt";
+    write(fileName); 
+    obj.close();
+  }
+
+  // method untuk menyusun data
+  static void write(String test) {
+    File source = new File(test);
+    if (!source.exists()) {
+      writeData(test);
+    } else {
+      appendData(test);
+   }
+  }
+
+  // method untuk membuat data
+  static String addData(boolean append) { 
+    Scanner asd = new Scanner(System.in);
+    String d = asd.nextLine();
+    int data = Integer.parseInt(d);
+    String[] nama = new String[data];
+    String[] nim = new String[data];
+    int[] angkatan = new int[data];
+    String loop = "";
+    for (int i = 0; i < data; i++) {
+      nama[i] = asd.nextLine();
+      nim[i] = asd.nextLine();
+      String number = asd.nextLine();
+      angkatan[i] = Integer.parseInt(number);
+   // pengkondisian apabila file sudah ada/tidak
+      if (append) {
+          loop += i != (data - 1) ? 
+           String.format("| %-25s | %-10s | %-8s |\n", nama[i], nim[i], angkatan[i]) :
+           String.format("| %-25s | %-10s | %-8s |", nama[i], nim[i], angkatan[i]); 
+      } else {
+          loop += String.format("| %-25s | %-10s | %-8s |\n", nama[i], nim[i], angkatan[i]); 
+      }
+    }
+    return loop;
+  }
+
+  // method untuk membuat file dan merangkai data
+  static void writeData(String source) {
+    boolean append = false;
+    try (BufferedWriter file = new BufferedWriter(new FileWriter(source))) {
+      file.write("+---------------------------+------------+----------+\n");
+      file.write(String.format("| %-25s | %-10s | %-8s |\n", "Nama", "NIM", "Angkatan"));
+      file.write("+---------------------------+------------+----------+\n");
+      file.write(addData(append));
+      file.write("+---------------------------+------------+----------+\n"); 
+      System.out.println("Berhasil");
+    } catch (Exception e) {
+      System.out.println("Gagal");
+    }
+  }
+
+  // method untuk menambahkan data apabila file sudah ada
+  static void appendData(String file) {
+    boolean append = true;
+    ArrayList<String> list = new ArrayList<>();
+    String lines = null;
+    FileWriter fileWriter = null;
+    BufferedWriter path = null;
+  // mengakses file
+    try (BufferedReader source = new BufferedReader(new FileReader(file))) {
+      fileWriter = new FileWriter(file, true);
+      path = new BufferedWriter(fileWriter);
+      while ((lines = source.readLine()) != null) {
+        list.add(lines);
+      }
+  // modifikasi & menambahkan data pada file
+      list.add(3, addData(append)); 
+      path = new BufferedWriter(new FileWriter(file));
+      for (String e : list) {
+        path.write(e + "\n");
+      }
+      System.out.println("Berhasil");
+    } catch (Exception e) {
+      System.out.println("Gagal");
+    } finally {
+        try {
+          fileWriter.close();
+          path.close();
+        } catch (Exception e) {
+          System.out.println("Gagal");
+        }
+    }
+  }
+}
diff --git a/H071201027/Praktikum-8/file/latihan-1.txt b/H071201027/Praktikum-8/file/latihan-1.txt
new file mode 100644
index 0000000..621d36b
--- /dev/null
+++ b/H071201027/Praktikum-8/file/latihan-1.txt
@@ -0,0 +1,3 @@
+baris pertama
+ baris keduaa
+ baris ketiga
diff --git a/H071201027/Praktikum-8/file/latihan.txt b/H071201027/Praktikum-8/file/latihan.txt
new file mode 100644
index 0000000..d12c307
--- /dev/null
+++ b/H071201027/Praktikum-8/file/latihan.txt
@@ -0,0 +1,5 @@
+baris pertama
+baris keduaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
+baris ketiga
+| Awang mulya nugrawan      | H071201027 | 2020     |
+| RANDOMM                   | H000011    | 2020     |