답안 #707726

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
707726 2023-03-09T21:22:31 Z rainboy JJOOII 2 (JOI20_ho_t2) C
100 / 100
5 ms 2504 KB
#include <stdio.h>
#include <string.h>

#define N	200000
#define INF	0x3f3f3f3f

int min(int a, int b) { return a < b ? a : b; }

char *joi = "JOI";

int main() {
	static char cc[N + 1];
	static int qu[N], jj[N + 1], jj_[N + 1];
	int n, cnt, k, i, h, ans;

	scanf("%d%d%s", &n, &k, cc);
	for (i = 0; i <= n; i++)
		jj[i] = i;
	for (h = 2; h >= 0; h--) {
		cnt = 0;
		jj_[n] = -1;
		for (i = n - 1; i >= 0; i--) {
			if (cc[i] == joi[h])
				qu[cnt++] = i;
			jj_[i] = cnt >= k ? jj[qu[cnt - k] + 1] : -1;
		}
		memcpy(jj, jj_, (n + 1) * sizeof *jj_);
	}
	ans = INF;
	for (i = 0; i < n; i++)
		if (jj[i] != -1)
			ans = min(ans, jj[i] - i - k * 3);
	if (ans == INF)
		ans = -1;
	printf("%d\n", ans);
	return 0;
}

Compilation message

ho_t2.c: In function 'main':
ho_t2.c:16:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 |  scanf("%d%d%s", &n, &k, cc);
      |  ^~~~~~~~~~~~~~~~~~~~~~~~~~~
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 296 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 296 KB Output is correct
7 Correct 1 ms 296 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 296 KB Output is correct
13 Correct 1 ms 292 KB Output is correct
14 Correct 1 ms 296 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 296 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 296 KB Output is correct
7 Correct 1 ms 296 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 296 KB Output is correct
13 Correct 1 ms 292 KB Output is correct
14 Correct 1 ms 296 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 292 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 296 KB Output is correct
30 Correct 0 ms 340 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 292 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 296 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 296 KB Output is correct
7 Correct 1 ms 296 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 296 KB Output is correct
13 Correct 1 ms 292 KB Output is correct
14 Correct 1 ms 296 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 292 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 296 KB Output is correct
30 Correct 0 ms 340 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 292 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 4 ms 2252 KB Output is correct
37 Correct 5 ms 2500 KB Output is correct
38 Correct 5 ms 2480 KB Output is correct
39 Correct 5 ms 2392 KB Output is correct
40 Correct 5 ms 2480 KB Output is correct
41 Correct 5 ms 2484 KB Output is correct
42 Correct 5 ms 2504 KB Output is correct
43 Correct 4 ms 1620 KB Output is correct
44 Correct 4 ms 2004 KB Output is correct
45 Correct 5 ms 2392 KB Output is correct
46 Correct 5 ms 2388 KB Output is correct
47 Correct 5 ms 2388 KB Output is correct
48 Correct 5 ms 2388 KB Output is correct
49 Correct 3 ms 1748 KB Output is correct
50 Correct 5 ms 2484 KB Output is correct
51 Correct 5 ms 2484 KB Output is correct
52 Correct 5 ms 2360 KB Output is correct
53 Correct 5 ms 2484 KB Output is correct
54 Correct 3 ms 2388 KB Output is correct
55 Correct 3 ms 2388 KB Output is correct
56 Correct 3 ms 2468 KB Output is correct