Question

Write a function Exchange to interchange the values of two variables, say x and y using C programming

Answer 1

Exchange of Two Numbers Using Function

In this program we are going to implement exchange of two numbers using function in C programming.

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Example :

#include<stdio.h> #include<conio.h> //Declaration of exchange function void exchange(int x,int y); void main() { int x,y; clrscr(); //Taking two numbers from user printf("\nEnter two numbers:"); scanf("%d%d",&x,&y); printf("\nBefore Exchange x = %d and y = %d",x,y); //calling exchange function exchange(x,y); getch(); } //Definition of exchange function void exchange(int x,int y) { int z; z=x; x=y; y=z; printf("\nAfter Exchange x = %d and y = %d",x,y); }

Output :

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