Answers for "swapping of two numbers in c using call by value and call by reference"

0

c program for swapping of two numbers using temporary variable

#include <stdio.h>
int main()
{
    int a, b, temp;
    printf("enter the values of a and b: \n");
    scanf("%d%d", &a, &b );
    printf("current values are:\n a=%d\n b=%d\n", a, b);
    temp=a;
    a=b;
    b=temp;
    printf("After swapping:\n a=%d\n b=%d\n", a, b);
}
Posted by: Guest on April-19-2021
0

swapping of two numbers without using third variable in c

#include<stdio.h>
void main()
{
	int x = 10, y = 20;
    printf("Before swap x=%d y=%d",x,y);
    x=x+y;
    y=x-y;
    x=x-y;
    printf("\nAfter swap x=%d y=%d",x,y);
}
Posted by: Guest on April-25-2022

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