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java program to swap 2 numbers without using 3rd variable

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Francis A answered on November 11, 2020 Popularity 7/10 Helpfulness 1/10

answer java program to swap 2 numbers without using 3rd variable

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java program to swap 2 numbers without using 3rd variable

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java program to swap 2 numbers without using 3rd variable

    import java.util.*;  
    class Swap   
    {  
        public static void main(String a[])   
        {   
            System.out.println("Enter the value of x and y");  
            Scanner sc = new Scanner(System.in);  
            /*Define variables*/  
            int x = sc.nextInt();  
            int y = sc.nextInt();  
            System.out.println("before swapping numbers: "+x +" "+ y);  
           /*Swapping*/  
            x = x + y;   
            y = x - y;   
            x = x - y;   
            System.out.println("After swapping: "+x +"  " + y);   
        }   
    }

Popularity 7/10 Helpfulness 1/10 Language java

Source: Grepper

Tags: java numbers swap using

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Contributed on Oct 09 2023

Francis A

0 Answers Avg Quality 2/10

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swap two numbers in java

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int a=4;
int b=5;
a=a+b; // 4 + 5 = 9
b=a-b; // 9 - 5 = 4
a=a-b; // 9 - 4 = 5

Popularity 10/10 Helpfulness 4/10 Language java

Source: Grepper

Tags: c# c

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Contributed on Nov 12 2022

PrashantUnity

0 Answers Avg Quality 2/10

Java Program to Swap two Strings Without Using any Third Variable

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// Java program to swap two strings without using a temporary
// variable.
import java.util.*;
 
class Swap
{   
    public static void main(String args[])
    {
        // Declare two strings
        String a = "Hello";
        String b = "World";
         
        // Print String before swapping
        System.out.println("Strings before swap: a = " +
                                       a + " and b = "+b);
         
        // append 2nd string to 1st
        a = a + b;
         
        // store initial string a in string b
        b = a.substring(0,a.length()-b.length());
         
        // store initial string b in string a
        a = a.substring(b.length());
         
        // print String after swapping
        System.out.println("Strings after swap: a = " +
                                     a + " and b = " + b);       
    }   
}

Popularity 7/10 Helpfulness 4/10 Language java

Source: www.geeksforgeeks.org

Tags: any java swap sw

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Contributed on Dec 24 2022

Deepika Sahu

0 Answers Avg Quality 2/10

swap two numbers java

Comments(1)

int a = 5;
int b = 6;

int temp = a;
a = b;
b = temp;

// now a is 6 and b is 5.

Popularity 10/10 Helpfulness 3/10 Language java

Source: Grepper

Tags: java

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Contributed on Aug 06 2021

Jinal_Patel

0 Answers Avg Quality 2/10

java program to swap two numbers

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int a, b, c;
a = 5;
b = 3;
System.out.println("Before SWAP a = " + a + ", b = " + b);
c = a;
a = b;
b = c;
System.out.println("After SWAP a = " + a + ", b = " + b);

Popularity 10/10 Helpfulness 2/10 Language java

Source: Grepper

Tags: java

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Contributed on Nov 11 2020

Stormy Skylark

0 Answers Avg Quality 2/10

swap two numbers in java

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public class SwapNumbers {
    public static void main(String[] args) {
        int num1 = 10;
        int num2 = 20;
        
        System.out.println("Before swapping:");
        System.out.println("num1 = " + num1);
        System.out.println("num2 = " + num2);
        
        // Swapping logic
        int temp = num1;
        num1 = num2;
        num2 = temp;
        
        System.out.println("After swapping:");
        System.out.println("num1 = " + num1);
        System.out.println("num2 = " + num2);
    }
}

Popularity 7/10 Helpfulness 2/10 Language java

Source: Grepper

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Contributed on Sep 12 2023

YOU.com

0 Answers Avg Quality 2/10

java program to swap 2 numbers without using 3rd variable

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