제출 #503310

#제출 시각아이디문제언어결과실행 시간메모리
503310rainboyEkoeko (COCI21_ekoeko)C11
0 / 110
1 ms460 KiB
#include <stdio.h> #define N 100000 int main() { static char cc[N + 1]; int n; scanf("%d%s", &n, cc); printf("%lld\n", (long long) n * n / 4); return 0; }

컴파일 시 표준 에러 (stderr) 메시지

Main.c: In function 'main':
Main.c:9:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
    9 |  scanf("%d%s", &n, cc);
      |  ^~~~~~~~~~~~~~~~~~~~~
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