06_02_call_by_value.c

#include<stdio.h>
int sum (int a, int b);
int main(){
    int x=4, y=7;
    printf("The value of x and y is %d and %d\n", x, y);
    printf("The value of 4+7 is %d\n", sum(x, y));
    printf("The value of x and y after function call is %d and %d\n", x, y);
    return 0;
}
int sum (int a, int b){
    int c;
    c = a + b;
    b =3434;
    a = 23432;  
    return c;
}