Praktikum 3

H071201098/PRAKTIKUM 3/Soal1.java

@@ -0,0 +1,61 @@
+import java.util.Scanner;
+
+public class  Soal1{
+    public static void main(String[] args){
+
+        Scanner inpt = new Scanner(System.in);
+
+        System.out.println("Masukkan Input X: ");
+        int x = inpt.nextInt();
+
+        System.out.println("Masukkan Input Y: ");
+        int y = inpt.nextInt();
+
+
+        for(int i = x; i <= y; i++){
+            if(i < 0 && i % 2 == 0){
+                System.out.println(i + " genap negatif ");
+            }
+            else if(i < 0 && i % 2 == 1 || i % 2 == -1){
+                System.out.println(i + " ganjil negatif");
+            }
+            else if(i == 0){
+                System.out.println(i + " nol");
+            }
+            else if(i > 0 && i % 2 == 1 || i % 2 == -1){
+                System.out.println(i + " ganjil positif");
+            }
+            else if(i > 0 && i % 2 == 0){
+                System.out.println(i + " genap positif");
+            }
+            else{
+                System.out.println(" Inputan Salah");
+            }
+        }
+
+        for(int j = y; j <= x; j++){
+            if(j < 0 && j % 2 == 0){
+                System.out.println(j + " genap negatif ");
+            }
+            else if(j < 0 && j % 2 == 1 || j % 2 == -1){
+                System.out.println(j + " ganjil negatif");
+            }
+            else if(j == 0){
+
+                System.out.println(j + " nol");
+            }
+            else if(j > 0 && j % 2 == 1 || j % 2 == -1){
+
+                System.out.println(j + " ganjil positif");
+            }
+            else if(j > 0 && j % 2 == 0){
+
+                System.out.println(j + " genap positif");
+            }
+            else{
+                System.out.println(" Inputan Salah");
+            }
+        }
+        inpt.close();
+    }
+} 

H071201098/PRAKTIKUM 3/Soal2.java

@@ -0,0 +1,26 @@
+import java.util.Scanner;
+public class Soal2{
+    public static void main(String[] args){
+        Scanner inpt = new Scanner(System.in);
+
+        System.out.println("Masukkan X = ");
+        int x = inpt.nextInt();
+
+        System.out.println("Masukkan Y = ");
+        int y = inpt.nextInt();
+
+        System.out.println(" ");
+
+        int i = 0;
+        while(i < y){
+            i++;
+            if(i % x == 0){
+                System.out.println(i);
+                }
+            else if(i % x !=0){
+                System.out.print(i + " ");
+                }
+        }
+        inpt.close();
+    }   
+} 

H071201098/PRAKTIKUM 3/Soal3.java

@@ -0,0 +1,27 @@
+import java.util.Scanner;
+public class Soal3{
+    public static void main(String[] args){
+
+        Scanner read = new Scanner(System.in);
+
+        System.out.println("Masukkan Input = ");
+        int x = read.nextInt();
+
+        int angka0 = 0;
+        int angka1 = 1;
+        int jumlah = 0;
+
+        int i = 0;
+
+        do{
+            i++;
+
+            angka0 = angka1;
+            angka1 = jumlah;
+            System.out.print(jumlah + " ");
+            jumlah = angka0 + angka1;
+
+        }while(i < x);
+        read.close();
+    }
+} 

H071201098/PRAKTIKUM 3/Soal4.java

@@ -0,0 +1,69 @@
+import java.util.Scanner;
+
+public class Soal4{
+    public static void main(String[] args){
+
+        Scanner inpt = new Scanner(System.in);
+
+        System.out.println("Masukkan Harga Barang = ");
+        int h = inpt.nextInt();
+
+        System.out.println("Masukkan Nilai Uang yang dibayarkan = ");
+        int b = inpt.nextInt();
+
+        System.out.println(" ");
+
+        int kembalian = b - h;
+        int uang = 0;
+        int sisa = 0;
+
+
+        for(int i = 1; i <= 7; i++){
+            switch(i){
+                case 1:
+                uang = kembalian / 100000;
+                System.out.println(uang + " uang Rp. 100.000");
+                break;
+
+                case 2:
+                sisa = kembalian - (uang * 100000);
+                uang = sisa / 50000;
+                System.out.println(uang + " uang Rp. 50.000");
+                break;
+
+                case 3:
+                sisa = sisa - (uang * 50000);
+                uang = sisa / 20000;
+                System.out.println(uang + " uang Rp. 20.000");
+                break;
+
+                case 4:
+                sisa = sisa - (uang * 20000);
+                uang = sisa / 10000;
+                System.out.println(uang + " uang Rp. 10.000");
+                break;
+
+                case 5:
+                sisa = sisa - (uang * 10000);
+                uang = sisa / 5000;
+                System.out.println(uang + " uang Rp. 5.000");
+                break;
+
+                case 6:
+                sisa = sisa - (uang * 5000);
+                uang = sisa / 2000;
+                System.out.println(uang + " uang Rp. 2.000");
+                break;
+
+                case 7:
+                sisa = sisa - (uang * 2000);
+                uang = sisa / 1000;
+                System.out.println(uang + " uang Rp. 1.000");
+                break;
+
+            }
+
+        }
+        inpt.close();
+    }
+} 

H071201098/PRAKTIKUM 3/Soal5.java

@@ -0,0 +1,59 @@
+import java.util.Scanner;
+
+public class Soal5{
+    public static void main(String[] args) {
+
+        Scanner inpt = new Scanner(System.in);
+
+
+        int jam = 0;
+        int detik = 0;
+        int menit = 0;
+
+
+        System.out.println("Masukkan Waktu = ");
+        while(inpt.hasNextFloat()){
+            float waktu = inpt.nextFloat();
+
+            if(waktu >= 0 && waktu < 360){
+                float derajat = waktu * 240;
+                int x = (int)derajat;
+
+                jam = (x / 3600) + 6;
+
+                if(jam > 23){
+                    jam -= 24;
+                }
+                else{
+                    jam += 0;
+                }
+                menit = (x%3600) / 60;
+                detik = (x % 3600 ) % 60;
+
+                if(x >= 0 && x < 14400){
+                    System.out.println("Selamat Pagi");
+                }
+                else if( x >= 14400 && x < 32400){
+                    System.out.println("Selamat Siang");
+                }
+                else if(x >= 32400 && x <46800){
+                    System.out.println("Selamat Sore");
+                }
+                else if(x >= 46800 && x <79200){
+                    System.out.println("Selamat Malam");
+                }
+                else{
+                    System.out.println("Subuh");
+                }
+            }
+            else{
+            System.out.println("Inputan Tidak Valid");
+            }
+
+            System.out.printf("%02d:%02d:%02d\n",jam,menit,detik);
+
+        }
+
+        inpt.close();
+    }
+} 

H071201098/PRAKTIKUM 4/Soal1.java

@@ -0,0 +1,33 @@
+import java.util.Scanner;
+
+public class Soal1{
+	public static void main(String[] args){
+		Scanner inpt = new Scanner(System.in);
+
+		int array = inpt.nextInt();
+		int[] elemen = new int[array];
+
+
+		for(int i = 0; i < array; i++){
+			elemen[i] = inpt.nextInt();
+
+		for(int i = 0; i < array - 1; i++){
+			for(int j = i + 1; j < array; j++){
+			    int angka1 = elemen[i];
+			    int angka2 = elemen[j];
+
+			    while(angka1 != angka2){
+			        if(angka1 > angka2){
+			        angka1 = angka1 - angka2;
+			        }
+			        else{
+			        angka2 = angka2 - angka1;
+			        }	
+			    }
+			    if(angka1 == 1){
+			    System.out.println(elemen[i] + " " + elemen[j]);
+	    	    }
+			}
+		}
+	}
+} 

H071201098/PRAKTIKUM 4/Soal2.java

@@ -0,0 +1,42 @@
+import java.util.Scanner;
+public class Soal2{
+	public static void main(String[] args) {
+        Scanner inpt = new Scanner(System.in);
+        System.out.println("Masukkan Input");
+		int i = inpt.nextInt();
+		int j = inpt.nextInt();
+		int k = inpt.nextInt();
+		int[][] matriksA = new int[i][j];
+		int[][] matriksB = new int[j][k];
+
+        //matriks A
+        System.out.printf("\nMasukkan elemen Matriks A(%d,%d)\n" , i,j);
+		for(int a = 0; a < i; a++){
+			for(int b = 0; b < j; b++){
+				matriksA[a][b] = inpt.nextInt();
+			}
+        }
+
+        //matriks B
+        System.out.printf("\nMasukkan elemen Matriks B(%d,%d)\n" , j,k);
+		for(int b = 0; b < j; b++){
+			for(int c = 0; c < k; c++){
+				matriksB[b][c] = inpt.nextInt();
+			}
+        }
+        System.out.printf("\nHasil Perkalian (Matriks C(%d,%d)\n" ,i,k);
+		//Perkalian matriks
+		for(int a = 0; a < i; a++){
+			for(int b = 0; b < k; b++){
+				int total = 0;
+				for(int c = 0; c < j; c++){
+					total = total + matriksA[a][c] * matriksB[c][b];
+					//matriksC[a][c] = matriksA[a][b] + matriksB[b][c];
+					//total += matriksC[a][c];*/
+                }
+				System.out.print(total + " ");
+			}
+			System.out.println();
+		}
+	}
+}

H071201098/PRAKTIKUM 5/Soal1.java

@@ -0,0 +1,27 @@
+import java.util.Scanner;
+public class Soal1 {
+  public static void main(String[] args) {
+    Scanner inpt = new Scanner(System.in);
+
+    System.out.print("Masukkan Nilai Pertama: ");
+    int nilaiPertama = inpt.nextInt();
+
+    System.out.print("Masukkan Nilai Kedua: ");
+    int nilaiKedua = inpt.nextInt();
+
+    System.out.println("FPB dari " + nilaiPertama + " dan " + nilaiKedua + " = " + nilaiFPB(nilaiPertama,nilaiKedua));
+  }
+  static int nilaiFPB(int nilaiX, int nilaiY){
+      int nilaiZ = 0;
+      int nilaiMax = Math.max(nilaiX, nilaiY);
+      int i = nilaiMax;
+      while(i > 0){
+        i--;
+        if(nilaiX % i == 0 && nilaiY % i == 0){
+          nilaiZ += i;
+          break;
+        }
+    }
+    return nilaiZ;
+  }
+}

H071201098/PRAKTIKUM 5/Soal2.java

@@ -0,0 +1,29 @@
+import java.util.Scanner;
+import java.util.Random;
+public class Soal2 {
+  public static void main(String[] args) {
+    Scanner inpt = new Scanner(System.in);
+    int n = inpt.nextInt();
+    int m = inpt.nextInt();
+    String serialNumber = generateSerial(n, m);
+    System.out.println(serialNumber);
+
+  }
+  public static String generateSerial(int n,int m){
+    String str = "";
+    Random angka = new Random();
+    for(int i = 1; i <= n; i++){
+      for(int j = 1; j<= m; j++){
+        int nilai = angka.nextInt(10);
+        str += String.valueOf(nilai);
+      }
+      if(i == n){
+        str += " ";
+      }
+      else{
+        str += "-";
+      }
+    }
+    return str;
+  }
+}