#include <stdio.h>
struct a_xy {
int x;
int y;
};
struct b_xy {
int x;
int y;
};
int main(void)
{
struct a_xy a = {10, 20};
struct b_xy b = {30, 40};
a.x = b.x;
// a = b;
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+Cgogc3RydWN0IGFfeHkgewogaW50IHg7CiBpbnQgeTsKIH07Cgogc3RydWN0IGJfeHkgewogaW50IHg7CiBpbnQgeTsKIH07CgogaW50IG1haW4odm9pZCkKIHsKIHN0cnVjdCBhX3h5IGEgPSB7MTAsIDIwfTsKIHN0cnVjdCBiX3h5IGIgPSB7MzAsIDQwfTsKCiBhLnggPSBiLng7CiBwcmludGYoImEueCA9ICVkXG4iLCBhLngpOwoKLy8gYSA9IGI7CiBwcmludGYoImEueSA9ICVkXG4iLCBhLnkpOwoKIHJldHVybiAwOwogfQ==