// 24T3 COMP1511 Week 5 Lecture 2
// variables/data are passed into functions by value
// a copy of the value gets passed into the function

#include <stdio.h>

struct point {
    int x;
    int y;
};

// This function will only modify the local copy of p
void update(struct point p){
    p.x = p.x + 1;
    p.y = p.y + 1;
}

int main(void) {
    struct point p;    
    p.x = 10;
    p.y = 9;
    update(p);
	printf("(%d,%d)\n", p.x, p.y);
    return 0;
}