제출 #490079

#제출 시각아이디문제언어결과실행 시간메모리
490079rainboyPick (COI18_pick)C11
0 / 100
0 ms208 KiB
#include <stdio.h> int main() { int a, b, c, d, i; scanf("%d%d%d%d", &a, &b, &c, &d); if (c == 0 && d == 0) { for (i = 0; i <= a / 2; i++) printf("0 %d\n", i); for (i = a / 2; i >= 1; i--) printf("1 %d\n", i); for (i = 2; i <= b / 2; i++) printf("1 %d\n", i); for (i = b / 2; i >= 1; i--) printf("%d 0\n", i); return 0; } return 0; }

컴파일 시 표준 에러 (stderr) 메시지

pick.c: In function 'main':
pick.c:6:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
    6 |  scanf("%d%d%d%d", &a, &b, &c, &d);
      |  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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