#include <stdio.h>
int main(void)
{
int a, b, *p, *q;
p = &a;
q = &b;
b = 1;
*q = 3;
*p = *q;
printf("%d, %d, %d, %d\n", a
, b
, *p
, *q
); return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgppbnQgbWFpbih2b2lkKQp7CiAgICBpbnQgYSwgYiwgKnAsICpxOwoKICAgIHAgPSAmYTsKICAgIHEgPSAmYjsKICAgIGIgPSAxOwogICAgKnEgPSAzOwogICAgKnAgPSAqcTsKCiAgICBwcmludGYoIiVkLCAlZCwgJWQsICVkXG4iLCBhLCBiLCAqcCwgKnEpOwogICAgcmV0dXJuIDA7Cn0K