Submission #536539

#	Time	Username	Problem	Language	Result	Execution time	Memory
536539		rainboy	JOIOJI (JOI14_joioji)	C11	20 / 100	284 ms	272 KiB

joioji

#include <stdio.h>

#define N	4000

int max(int a, int b) { return a > b ? a : b; }

int main() {
	static char cc[N + 1];
	int n, i, j, kj, ko, ki, l;

	scanf("%d%s", &n, cc);
	l = 0;
	for (i = 0; i < n; i++) {
		kj = ko = ki = 0;
		for (j = i; j < n; j++) {
			if (cc[j] == 'J')
				kj++;
			else if (cc[j] == 'O')
				ko++;
			else
				ki++;
			if (kj == ki && ko == ki)
				l = max(l, j - i + 1);
		}
	}
	printf("%d\n", l);
	return 0;
}

Compilation message (stderr)

joioji.c: In function 'main':
joioji.c:11:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |  scanf("%d%s", &n, cc);
      |  ^~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 15 / 15
• Subtask 3: 0 / 80