Example

int main(int argc, char* argv[]) { double x; scanf("%d %d", &x, &x); printf("%d %d", &x, &x); return 0; }

Solution

Make a copy of the argument. int main(int argc, char* argv[]) { double x; double y = x; scanf("%d %d", &x, &y); printf("%d %d", &x, &y); return 0; }