C program to swap two numbers using call by value

C program to swap two numbers using call by value

Output:

Enter the two numbers to swap:
5 6
Before swapping:
a=5 b=6
After swapping:
a=6 b=5

Implementation:

#include <stdio.h> void swap(int x,int y) { int temp; temp=x; x=y; y=temp; printf("After swapping:\n"); printf("a=%d b=%d",x,y); } int main(void) { int a,b; printf("Enter the two numbers to swap:\n"); scanf("%d %d",&a,&b); printf("Before swapping:\n"); printf("a=%d b=%d\n",a,b); swap(a,b); return 0; }