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calcu.java
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316 lines (296 loc) · 8.95 KB
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package calculator;
import java.util.Scanner;
public class calcu {
public static void main(String[] args) {
// TODO Auto-generated method stub
do {
String[] b = {"1=>Arithmetic","2=>unary", "3=>Assignment ", "4=>Relational", "5=>Logical"};
for(int i=0;i<5;i++)
{
System.out.print(b[i]+"\t");
}
System.out.println();
System.out.print("Enter the choice : ");
Scanner sc1 = new Scanner(System.in);
int c = sc1.nextInt();
int x,y,z;
switch(c)
{
default :
{
System.out.println("Entered wrong choice");
break;
}
case 1:
String[] b1 = {"1=>Addition","2=>Substraction", "3=>Multiplication", "4=>Division", "5=>Modulus"};
for(int i=0;i<5;i++)
{
System.out.print(b1[i]+"\t");
}
System.out.println();
System.out.print("Enter the choice : ");
int a = sc1.nextInt();
switch(a)
{
case 1:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
z = x + y;
System.out.println("Addition is : "+z);
break;
case 2:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
z = x - y;
System.out.println("Substraction is : "+z);
break;
case 3:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
z = x * y;
System.out.println("Multiplication is : "+z);
break;
case 4:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
z = x / y;
System.out.println("Division is : "+z);
break;
case 5:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
z = x % y;
System.out.println("Modulus is : "+z);
break;
default:
System.out.println("Wrong choice entered");
}
break;
case 5:
String[] b5 = {"1=>AND","2=>OR", "3=>XOR"};
for(int i=0;i<3;i++)
{
System.out.print(b5[i]+"\t");
}
System.out.println();
System.out.print("Enter the choice : ");
// Scanner sc2 = new Scanner(System.in);
int a5 = sc1.nextInt();
boolean x2,y2,z2;
switch(a5)
{
case 1:
System.out.print("Enter Frist boolean value : ");
x2 = sc1.nextBoolean();
System.out.print("Enter second boolean value : ");
y2 = sc1.nextBoolean();
z2 = x2 && y2;
System.out.println("Bitwise AND is : "+z2);
break;
case 2:
System.out.print("Enter Frist boolean value : ");
x2 = sc1.nextBoolean();
System.out.print("Enter second boolean value : ");
y2 = sc1.nextBoolean();
z2 = x2 | y2;
System.out.println("OR is : "+z2);
break;
case 3:
System.out.print("Enter Frist boolean value : ");
x2 = sc1.nextBoolean();
System.out.print("Enter second boolean value : ");
y2 = sc1.nextBoolean();
z2 = x2 ^ y2;
System.out.println("XOR is : "+z2);
break;
default:
System.out.println("Wrong choice entered");
}
break;
case 2:
String[] b2 = {"1=>Pre-Increment ","2=>Post-Increment","3=>Pre-Decrement ","4=>Post-Decrement ", "5=>Logical not"};
for(int i=0;i<5;i++)
{
System.out.print(b2[i]+"\t");
}
System.out.println();
System.out.print("Enter the choice : ");
int a2 = sc1.nextInt();
int x1;
switch(a2)
{
case 1:
System.out.print("Enter no : ");
x1 = sc1.nextInt();
System.out.println("Pre-Increment is : "+(++x1));
break;
case 2:
System.out.print("Enter no : ");
x1 = sc1.nextInt();
System.out.println("Post-Increment is : "+(x1++));
break;
case 3:
System.out.print("Enter no : ");
x1 = sc1.nextInt();
System.out.println("Pre-Decrement is : "+(--x1));
break;
case 4:
System.out.print("Enter no : ");
x1 = sc1.nextInt();
System.out.println("Post-Decrement is : "+(x1--));
break;
case 5:
System.out.print("Enter Boolean value : ");
x2 = sc1.nextBoolean();
System.out.println("Logical not is : "+(!x2));
break;
default:
System.out.println("Wrong choice entered");
}
break;
case 3:
String[] b3 = {"1=> +=","2=> -=", "3=> *=", "4=> /=", "5=> %="};
for(int i=0;i<5;i++)
{
System.out.print(b3[i]+"\t");
}
System.out.println();
System.out.print("Enter the choice : ");
int a3 = sc1.nextInt();
switch(a3)
{
case 1:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
// z = x + y;
System.out.println("+= is : "+(x+=y));
break;
case 2:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
// z = x - y;
System.out.println("-= is : "+(x-=y));
break;
case 3:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
//z = x * y;
System.out.println("*= is : "+(x*=y));
break;
case 4:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
// z = x / y;
System.out.println("/= is : "+(x/=y));
break;
case 5:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
// z = x % y;
System.out.println("%= is : "+(x%=y));
break;
default:
System.out.println("Wrong choice entered");
}
break;
case 4:
String[] b4= {"1=>Equal to","2=>Not Equal to","3=>less than","4=>less than or equal to", "5=>Greater than","6=>Greater than or equal to"};
for(int i=0;i<6;i++)
{
System.out.print(b4[i]+"\t");
}
System.out.println();
System.out.print("Enter the choice : ");
int a4 = sc1.nextInt();
//int x4;
switch(a4)
{
case 1:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
if(x==y) {System.out.println("numbers are equal");}
else {
System.out.println("Numbers are not equal");
}
break;
case 2:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
if(x!=y) {System.out.println("numbers are not equal");}
else {
System.out.println("Numbers are equal");
}
break;
case 3:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
if(x<y) {System.out.println(x+" is less than "+y);}
else {
System.out.println(x+" is greater than or equal to "+y);
}
break;
case 4:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
if(x<=y) {System.out.println(x+"is less than or equal to "+y);}
else {
System.out.println(x+" is greater than "+y);
}
break;
case 5:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
if(x>y) {System.out.println(x+" is greater than "+y);}
else {
System.out.println(x+" is less than or equal to "+y);
}
break;
case 6:
System.out.print("Enter Frist no : ");
x = sc1.nextInt();
System.out.print("Enter second no : ");
y = sc1.nextInt();
if(x>=y) {System.out.println(x+"is greater than or equal to "+y);}
else {
System.out.println(x+" is less than "+y);
}
break;
default:
System.out.println("Wrong choice entered");
}
break;
}
}
while(true);
}
}