제출 #471507

#제출 시각아이디문제언어결과실행 시간메모리
471507rainboyAron (COCI17_aron)C11
50 / 50
1 ms276 KiB
#include <stdio.h> int main() { int n, ans; char c; scanf("%d", &n); c = '?', ans = 1; while (n--) { static char s[2]; scanf("%s", s); if (c != s[0]) c = s[0], ans++; } printf("%d\n", ans); return 0; }

컴파일 시 표준 에러 (stderr) 메시지

aron.c: In function 'main':
aron.c:7:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
    7 |  scanf("%d", &n);
      |  ^~~~~~~~~~~~~~~
aron.c:12:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |   scanf("%s", s);
      |   ^~~~~~~~~~~~~~
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