8.) program of swaping by using function.

 // program to swaping using function.

#include <stdio.h>

#include <conio.h>

void swap();

int main()

{

    swap();

    return 0;

}

void swap()

{

    int a, b, s;

    printf("Enter a:\n");

    scanf("%d", &a);

    printf("Enter b:\n");

    scanf("%d", &b);

    s = a;

    a = b;

    b = s;

    printf("a=%d\n", a);

    printf("b=%d\n", b);

}

Output:-

Enter a: 520 Enter b: 365 a=365 b=520

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