제출 #480119

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
480119		rainboy	ACM (COCI19_acm)	C11	50 / 50	6 ms	460 KiB

acm

#include <stdio.h>
#include <string.h>

#define N	1000

int main() {
	static char cc[N][32];
	static int aa[N], bb[N];
	int n, m, i, j, a, b, cnt;

	scanf("%d%d", &n, &m);
	for (i = 0; i < n; i++) {
		scanf("%s", cc[i]);
		for (j = 0; j < m; j++) {
			static char str[16];
			int k, h, m, s;

			scanf("%s", str);
			if (str[0] == '-')
				continue;
			sscanf(str, "%*c%d/%d:%d:%d", &k, &h, &m, &s);
			aa[i]++, bb[i] += k * 20 * 60 + (h * 60 + m) * 60 + s;
		}
	}
	scanf("%*s");
	a = b = 0;
	for (j = 0; j < m; j++) {
		static char str[16];
		int k, h, m, s;

		scanf("%s", str);
		if (str[0] == '+') {
			sscanf(str, "%*c%d/%d:%d:%d", &k, &h, &m, &s);
			a++, b += k * 20 * 60 + (h * 60 + m) * 60 + s;
		}
	}
	cnt = 1;
	for (i = 0; i < n; i++) {
		int c = strcmp(cc[i], "NijeZivotJedanACM");

		if (c == 0)
			continue;
		if (a < aa[i] || a == aa[i] && (b > bb[i] || b == bb[i] && c < 0))
			cnt++;
	}
	printf("%d\n", cnt);
	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

acm.c: In function 'main':
acm.c:43:59: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   43 |   if (a < aa[i] || a == aa[i] && (b > bb[i] || b == bb[i] && c < 0))
      |                                                ~~~~~~~~~~~^~~~~~~~
acm.c:43:31: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   43 |   if (a < aa[i] || a == aa[i] && (b > bb[i] || b == bb[i] && c < 0))
      |                    ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
acm.c:11:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |  scanf("%d%d", &n, &m);
      |  ^~~~~~~~~~~~~~~~~~~~~
acm.c:13:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |   scanf("%s", cc[i]);
      |   ^~~~~~~~~~~~~~~~~~
acm.c:18:4: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   18 |    scanf("%s", str);
      |    ^~~~~~~~~~~~~~~~
acm.c:25:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   25 |  scanf("%*s");
      |  ^~~~~~~~~~~~
acm.c:31:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   31 |   scanf("%s", str);
      |   ^~~~~~~~~~~~~~~~

• Subtask 1: 50 / 50