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Saturday, November 08, 2014

Write a program that swap two integer by function call

Input:


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#include<stdio.h>

void swap(int x, int y)
{

    int temp;
    printf("x = %d, y = %d \n", x, y);
    temp = x;
    x =y;
    y = temp;
    printf("x = %d, y = %d\n\n", x, y);
}
void main()
{
    int x = 5;
    int y = 10;
    swap(x,y); //passing by value
}

Output:

x = 5, y = 10
x = 10, y = 5

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