// Demonstration of structs
//
// Written by: Angela Finlayson
// Date: 22/09/2024
//


#include <stdio.h>

struct coordinate {
    int x;
    int y;
};

int main(void) {
    // Declare 2 variables of 
    // type struct coordinate
    struct coordinate point_1;
    struct coordinate point_2;
    point_1.x = 0;
    point_1.y = 0;
    point_2.x = 10;
    point_2.y = -5;

    printf("P1 (%d, %d)\n", point_1.x, point_1.y);
    printf("P2 (%d, %d)\n", point_2.x, point_2.y);

    // We can make a copy of a struct 
    struct coordinate point_3 = point_2;
    printf("P3 (%d, %d)\n", point_3.x, point_3.y);
    
    // Changing point_3 does not change point_2
    point_3.x = point_3.x + 5;
    printf("P2 (%d, %d)\n", point_2.x, point_2.y);
    printf("P3 (%d, %d)\n", point_3.x, point_3.y);
    
    return 0;
}