oj.uz

Submission #590189

# Submission time Handle Problem Language Result Execution time Memory
590189 2022-07-05T16:10:01 Z rainboy Uplifting Excursion (BOI22_vault) C
55 / 100
 5000 ms 4436 KB 
#include <stdio.h>
#include <string.h>

#define N	100
#define INF	0x3f3f3f3f

long long min(long long a, long long b) { return a < b ? a : b; }
long long max(long long a, long long b) { return a > b ? a : b; }

void update(int *dp, int s_, int a, int k, int c) {
	static int dq[N * N * 2 + 1], qu[N * N * 2 + 1];
	int s, r, head, cnt;

	if (a > 0) {
		for (s = 0; s <= s_; s++)
			dq[s] = dp[s] == -INF ? -INF : dp[s] - s / a * c;
		for (r = 0; r < a; r++) {
			head = cnt = 0;
			for (s = r; s <= s_; s += a) {
				if (dq[s] != -INF) {
					while (cnt && dq[qu[head + cnt - 1]] < dq[s])
						cnt--;
					qu[head + cnt++] = s;
				}
				dp[s] = cnt == 0 ? -INF : dq[qu[head]] + s / a * c;
				if (cnt && qu[head] == s - a * k)
					head++, cnt--;
			}
		}
	} else if (a < 0) {
		a = -a;
		for (s = 0; s <= s_; s++)
			dq[s] = dp[s] == -INF ? -INF : dp[s] + s / a * c;
		for (r = 0; r < a; r++) {
			head = cnt = 0;
			for (s = (s_ - r) / a * a + r; s >= 0; s -= a) {
				if (dq[s] != -INF) {
					while (cnt && dq[qu[head + cnt - 1]] < dq[s])
						cnt--;
					qu[head + cnt++] = s;
				}
				dp[s] = cnt == 0 ? -INF : dq[qu[head]] - s / a * c;
				if (cnt && qu[head] == s + a * k)
					head++, cnt--;
			}
		}
	} else {
		if (c <= 0)
			return;
		for (s = 0; s <= s_; s++)
			if (dp[s] != -INF)
				dp[s] += k * c;
	}
}

long long solve(long long *kk, int n, long long s_) {
	static int dp[N * N * 2 + 1], dq[N + 1][N * N + 1];
	int a;
	long long s, s0, s1, s2, k, k0, ans;

	for (s = 0; s <= n * n; s++)
		dp[s] = -INF;
	dp[0] = 0;
	for (a = n; a >= 0; a--) {
		memcpy(dq[a], dp, (n * n + 1) * sizeof *dp);
		update(dp, n * n, a, min(kk[n + a], n), 1);
	}
	for (s = 0; s <= n * n * 2; s++)
		dp[s] = -INF;
	dp[n * n + 0] = 0;
	s0 = 0, k0 = 0;
	for (a = -n; a < 0; a++) {
		update(dp, n * n * 2, a, min(kk[n + a], n), -1);
		s0 += kk[n + a] * a, k0 += kk[n + a];
	}
	ans = -INF;
	for (a = 0; a <= n; a++) {
		for (s1 = 0; s1 <= n * n * 2; s1++)
			if (dp[s1] != -INF) {
				s2 = s_ + s1 - s0 - n * n;
				if (a == 0) {
					if (s2 >= 0 && s2 <= n * n && dq[a][s2] != -INF)
						ans = max(ans, k0 + dp[s1] + dq[a][s2] + kk[n + a]);
				} else
					for (s2 = (s2 % a + a) % a; s2 <= n * n; s2 += a)
						if (dq[a][s2] != -INF) {
							s = s0 - (s1 - n * n) + s2;
							if (s <= s_ && (s_ - s) % a == 0 && (k = (s_ - s) / a) <= kk[n + a])
								ans = max(ans, k0 + dp[s1] + dq[a][s2] + k);
						}
			}
		update(dp, n * n * 2, a, min(kk[n + a], n), -1);
		s0 += kk[n + a] * a, k0 += kk[n + a];
	}
	return ans;
}

int main() {
	static long long kk[N * 2 + 1];
	int n, a, r;
	long long s, ans, tmp;

	scanf("%d%lld", &n, &s);
	for (a = -n; a <= n; a++)
		scanf("%lld", &kk[n + a]);
	ans = -INF;
	for (r = 0; r < 2; r++) {
		ans = max(ans, solve(kk, n, s));
		for (a = 1; a <= n; a++)
			tmp = kk[n - a], kk[n - a] = kk[n + a], kk[n + a] = tmp;
		s = -s;
	}
	if (ans == -INF)
		printf("impossible\n");
	else
		printf("%lld\n", ans);
	return 0;
}

Compilation message

vault.c: In function 'main':
vault.c:103:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
  103 |  scanf("%d%lld", &n, &s);
      |  ^~~~~~~~~~~~~~~~~~~~~~~
vault.c:105:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
  105 |   scanf("%lld", &kk[n + a]);
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory 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 340 KB Output is correct
5 Correct 601 ms 1028 KB Output is correct
6 Correct 561 ms 1032 KB Output is correct
7 Correct 274 ms 1032 KB Output is correct
8 Correct 475 ms 1028 KB Output is correct
9 Correct 480 ms 1036 KB Output is correct
10 Correct 17 ms 1108 KB Output is correct
11 Correct 34 ms 1032 KB Output is correct

Subtask #2
0 / 15.0

# Verdict Execution time Memory 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 340 KB Output is correct
5 Correct 601 ms 1028 KB Output is correct
6 Correct 561 ms 1032 KB Output is correct
7 Correct 274 ms 1032 KB Output is correct
8 Correct 475 ms 1028 KB Output is correct
9 Correct 480 ms 1036 KB Output is correct
10 Correct 17 ms 1108 KB Output is correct
11 Correct 34 ms 1032 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 588 ms 1028 KB Output is correct
17 Correct 519 ms 1028 KB Output is correct
18 Correct 281 ms 1028 KB Output is correct
19 Correct 481 ms 1032 KB Output is correct
20 Correct 485 ms 980 KB Output is correct
21 Correct 16 ms 1048 KB Output is correct
22 Correct 26 ms 1052 KB Output is correct
23 Execution timed out 5081 ms 4388 KB Time limit exceeded
24 Halted 0 ms 0 KB -

Subtask #3-1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 21 ms 468 KB Output is correct
3 Correct 9 ms 468 KB Output is correct
4 Correct 14 ms 552 KB Output is correct
5 Correct 20 ms 548 KB Output is correct
6 Correct 6 ms 548 KB Output is correct
7 Correct 3 ms 468 KB Output is correct
8 Correct 5 ms 468 KB Output is correct
9 Correct 10 ms 548 KB Output is correct
10 Correct 16 ms 468 KB Output is correct

Subtask #3-2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 21 ms 468 KB Output is correct
3 Correct 9 ms 468 KB Output is correct
4 Correct 14 ms 552 KB Output is correct
5 Correct 20 ms 548 KB Output is correct
6 Correct 6 ms 548 KB Output is correct
7 Correct 3 ms 468 KB Output is correct
8 Correct 5 ms 468 KB Output is correct
9 Correct 10 ms 548 KB Output is correct
10 Correct 16 ms 468 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 20 ms 548 KB Output is correct
16 Correct 10 ms 548 KB Output is correct
17 Correct 17 ms 552 KB Output is correct
18 Correct 22 ms 556 KB Output is correct
19 Correct 7 ms 468 KB Output is correct
20 Correct 4 ms 468 KB Output is correct
21 Correct 4 ms 468 KB Output is correct
22 Correct 10 ms 468 KB Output is correct
23 Correct 16 ms 548 KB Output is correct
24 Correct 106 ms 468 KB Output is correct
25 Correct 53 ms 468 KB Output is correct
26 Correct 82 ms 468 KB Output is correct
27 Correct 104 ms 532 KB Output is correct
28 Correct 74 ms 596 KB Output is correct

Subtask #4-1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 21 ms 468 KB Output is correct
3 Correct 9 ms 468 KB Output is correct
4 Correct 14 ms 552 KB Output is correct
5 Correct 20 ms 548 KB Output is correct
6 Correct 6 ms 548 KB Output is correct
7 Correct 3 ms 468 KB Output is correct
8 Correct 5 ms 468 KB Output is correct
9 Correct 10 ms 548 KB Output is correct
10 Correct 16 ms 468 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 20 ms 544 KB Output is correct
13 Correct 10 ms 468 KB Output is correct
14 Correct 15 ms 548 KB Output is correct
15 Correct 19 ms 556 KB Output is correct
16 Correct 7 ms 468 KB Output is correct
17 Correct 4 ms 468 KB Output is correct
18 Correct 4 ms 468 KB Output is correct
19 Correct 10 ms 468 KB Output is correct
20 Correct 16 ms 468 KB Output is correct
21 Correct 18 ms 1048 KB Output is correct
22 Correct 23 ms 980 KB Output is correct
23 Correct 171 ms 980 KB Output is correct
24 Correct 113 ms 980 KB Output is correct
25 Correct 154 ms 980 KB Output is correct
26 Correct 136 ms 1028 KB Output is correct
27 Correct 47 ms 1028 KB Output is correct
28 Correct 144 ms 1028 KB Output is correct

Subtask #4-2
10.0 / 10.0

# Verdict Execution time Memory 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 340 KB Output is correct
5 Correct 601 ms 1028 KB Output is correct
6 Correct 561 ms 1032 KB Output is correct
7 Correct 274 ms 1032 KB Output is correct
8 Correct 475 ms 1028 KB Output is correct
9 Correct 480 ms 1036 KB Output is correct
10 Correct 17 ms 1108 KB Output is correct
11 Correct 34 ms 1032 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 21 ms 468 KB Output is correct
14 Correct 9 ms 468 KB Output is correct
15 Correct 14 ms 552 KB Output is correct
16 Correct 20 ms 548 KB Output is correct
17 Correct 6 ms 548 KB Output is correct
18 Correct 3 ms 468 KB Output is correct
19 Correct 5 ms 468 KB Output is correct
20 Correct 10 ms 548 KB Output is correct
21 Correct 16 ms 468 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 20 ms 548 KB Output is correct
27 Correct 10 ms 548 KB Output is correct
28 Correct 17 ms 552 KB Output is correct
29 Correct 22 ms 556 KB Output is correct
30 Correct 7 ms 468 KB Output is correct
31 Correct 4 ms 468 KB Output is correct
32 Correct 4 ms 468 KB Output is correct
33 Correct 10 ms 468 KB Output is correct
34 Correct 16 ms 548 KB Output is correct
35 Correct 106 ms 468 KB Output is correct
36 Correct 53 ms 468 KB Output is correct
37 Correct 82 ms 468 KB Output is correct
38 Correct 104 ms 532 KB Output is correct
39 Correct 74 ms 596 KB Output is correct
40 Correct 0 ms 340 KB Output is correct
41 Correct 20 ms 544 KB Output is correct
42 Correct 10 ms 468 KB Output is correct
43 Correct 15 ms 548 KB Output is correct
44 Correct 19 ms 556 KB Output is correct
45 Correct 7 ms 468 KB Output is correct
46 Correct 4 ms 468 KB Output is correct
47 Correct 4 ms 468 KB Output is correct
48 Correct 10 ms 468 KB Output is correct
49 Correct 16 ms 468 KB Output is correct
50 Correct 18 ms 1048 KB Output is correct
51 Correct 23 ms 980 KB Output is correct
52 Correct 171 ms 980 KB Output is correct
53 Correct 113 ms 980 KB Output is correct
54 Correct 154 ms 980 KB Output is correct
55 Correct 136 ms 1028 KB Output is correct
56 Correct 47 ms 1028 KB Output is correct
57 Correct 144 ms 1028 KB Output is correct
58 Correct 0 ms 212 KB Output is correct
59 Correct 0 ms 212 KB Output is correct
60 Correct 0 ms 212 KB Output is correct
61 Correct 0 ms 340 KB Output is correct
62 Correct 597 ms 1036 KB Output is correct
63 Correct 507 ms 1032 KB Output is correct
64 Correct 266 ms 1032 KB Output is correct
65 Correct 473 ms 980 KB Output is correct
66 Correct 471 ms 1032 KB Output is correct
67 Correct 17 ms 980 KB Output is correct
68 Correct 27 ms 980 KB Output is correct
69 Correct 19 ms 552 KB Output is correct
70 Correct 10 ms 468 KB Output is correct
71 Correct 15 ms 552 KB Output is correct
72 Correct 21 ms 468 KB Output is correct
73 Correct 7 ms 548 KB Output is correct
74 Correct 3 ms 468 KB Output is correct
75 Correct 4 ms 468 KB Output is correct
76 Correct 11 ms 556 KB Output is correct
77 Correct 15 ms 552 KB Output is correct
78 Correct 106 ms 468 KB Output is correct
79 Correct 50 ms 536 KB Output is correct
80 Correct 84 ms 540 KB Output is correct
81 Correct 103 ms 468 KB Output is correct
82 Correct 74 ms 536 KB Output is correct
83 Correct 177 ms 1032 KB Output is correct
84 Correct 113 ms 1040 KB Output is correct
85 Correct 153 ms 1036 KB Output is correct
86 Correct 133 ms 1032 KB Output is correct
87 Correct 48 ms 980 KB Output is correct
88 Correct 145 ms 1032 KB Output is correct
89 Correct 926 ms 1032 KB Output is correct
90 Correct 951 ms 1036 KB Output is correct
91 Correct 852 ms 1032 KB Output is correct
92 Correct 599 ms 1036 KB Output is correct

Subtask #5-1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 21 ms 468 KB Output is correct
3 Correct 9 ms 468 KB Output is correct
4 Correct 14 ms 552 KB Output is correct
5 Correct 20 ms 548 KB Output is correct
6 Correct 6 ms 548 KB Output is correct
7 Correct 3 ms 468 KB Output is correct
8 Correct 5 ms 468 KB Output is correct
9 Correct 10 ms 548 KB Output is correct
10 Correct 16 ms 468 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 20 ms 544 KB Output is correct
13 Correct 10 ms 468 KB Output is correct
14 Correct 15 ms 548 KB Output is correct
15 Correct 19 ms 556 KB Output is correct
16 Correct 7 ms 468 KB Output is correct
17 Correct 4 ms 468 KB Output is correct
18 Correct 4 ms 468 KB Output is correct
19 Correct 10 ms 468 KB Output is correct
20 Correct 16 ms 468 KB Output is correct
21 Correct 18 ms 1048 KB Output is correct
22 Correct 23 ms 980 KB Output is correct
23 Correct 171 ms 980 KB Output is correct
24 Correct 113 ms 980 KB Output is correct
25 Correct 154 ms 980 KB Output is correct
26 Correct 136 ms 1028 KB Output is correct
27 Correct 47 ms 1028 KB Output is correct
28 Correct 144 ms 1028 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 20 ms 544 KB Output is correct
31 Correct 9 ms 468 KB Output is correct
32 Correct 13 ms 552 KB Output is correct
33 Correct 20 ms 552 KB Output is correct
34 Correct 6 ms 552 KB Output is correct
35 Correct 3 ms 468 KB Output is correct
36 Correct 5 ms 468 KB Output is correct
37 Correct 11 ms 548 KB Output is correct
38 Correct 15 ms 468 KB Output is correct
39 Correct 17 ms 1100 KB Output is correct
40 Correct 22 ms 980 KB Output is correct
41 Correct 159 ms 1032 KB Output is correct
42 Correct 116 ms 1032 KB Output is correct
43 Correct 153 ms 1036 KB Output is correct
44 Correct 134 ms 1032 KB Output is correct
45 Correct 43 ms 980 KB Output is correct
46 Correct 143 ms 1028 KB Output is correct
47 Correct 236 ms 4400 KB Output is correct
48 Correct 297 ms 4428 KB Output is correct
49 Correct 2867 ms 4412 KB Output is correct
50 Correct 1772 ms 4412 KB Output is correct
51 Correct 2696 ms 4408 KB Output is correct
52 Correct 2640 ms 4412 KB Output is correct
53 Correct 661 ms 4416 KB Output is correct
54 Correct 2810 ms 4436 KB Output is correct

Subtask #5-2
0 / 10.0

# Verdict Execution time Memory 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 340 KB Output is correct
5 Correct 601 ms 1028 KB Output is correct
6 Correct 561 ms 1032 KB Output is correct
7 Correct 274 ms 1032 KB Output is correct
8 Correct 475 ms 1028 KB Output is correct
9 Correct 480 ms 1036 KB Output is correct
10 Correct 17 ms 1108 KB Output is correct
11 Correct 34 ms 1032 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 588 ms 1028 KB Output is correct
17 Correct 519 ms 1028 KB Output is correct
18 Correct 281 ms 1028 KB Output is correct
19 Correct 481 ms 1032 KB Output is correct
20 Correct 485 ms 980 KB Output is correct
21 Correct 16 ms 1048 KB Output is correct
22 Correct 26 ms 1052 KB Output is correct
23 Execution timed out 5081 ms 4388 KB Time limit exceeded
24 Halted 0 ms 0 KB -

Subtask #6-1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 21 ms 468 KB Output is correct
3 Correct 9 ms 468 KB Output is correct
4 Correct 14 ms 552 KB Output is correct
5 Correct 20 ms 548 KB Output is correct
6 Correct 6 ms 548 KB Output is correct
7 Correct 3 ms 468 KB Output is correct
8 Correct 5 ms 468 KB Output is correct
9 Correct 10 ms 548 KB Output is correct
10 Correct 16 ms 468 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 20 ms 544 KB Output is correct
13 Correct 10 ms 468 KB Output is correct
14 Correct 15 ms 548 KB Output is correct
15 Correct 19 ms 556 KB Output is correct
16 Correct 7 ms 468 KB Output is correct
17 Correct 4 ms 468 KB Output is correct
18 Correct 4 ms 468 KB Output is correct
19 Correct 10 ms 468 KB Output is correct
20 Correct 16 ms 468 KB Output is correct
21 Correct 18 ms 1048 KB Output is correct
22 Correct 23 ms 980 KB Output is correct
23 Correct 171 ms 980 KB Output is correct
24 Correct 113 ms 980 KB Output is correct
25 Correct 154 ms 980 KB Output is correct
26 Correct 136 ms 1028 KB Output is correct
27 Correct 47 ms 1028 KB Output is correct
28 Correct 144 ms 1028 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 20 ms 544 KB Output is correct
31 Correct 9 ms 468 KB Output is correct
32 Correct 13 ms 552 KB Output is correct
33 Correct 20 ms 552 KB Output is correct
34 Correct 6 ms 552 KB Output is correct
35 Correct 3 ms 468 KB Output is correct
36 Correct 5 ms 468 KB Output is correct
37 Correct 11 ms 548 KB Output is correct
38 Correct 15 ms 468 KB Output is correct
39 Correct 17 ms 1100 KB Output is correct
40 Correct 22 ms 980 KB Output is correct
41 Correct 159 ms 1032 KB Output is correct
42 Correct 116 ms 1032 KB Output is correct
43 Correct 153 ms 1036 KB Output is correct
44 Correct 134 ms 1032 KB Output is correct
45 Correct 43 ms 980 KB Output is correct
46 Correct 143 ms 1028 KB Output is correct
47 Correct 236 ms 4400 KB Output is correct
48 Correct 297 ms 4428 KB Output is correct
49 Correct 2867 ms 4412 KB Output is correct
50 Correct 1772 ms 4412 KB Output is correct
51 Correct 2696 ms 4408 KB Output is correct
52 Correct 2640 ms 4412 KB Output is correct
53 Correct 661 ms 4416 KB Output is correct
54 Correct 2810 ms 4436 KB Output is correct
55 Correct 0 ms 340 KB Output is correct
56 Correct 20 ms 556 KB Output is correct
57 Correct 10 ms 468 KB Output is correct
58 Correct 15 ms 468 KB Output is correct
59 Correct 20 ms 552 KB Output is correct
60 Correct 7 ms 556 KB Output is correct
61 Correct 3 ms 468 KB Output is correct
62 Correct 4 ms 468 KB Output is correct
63 Correct 10 ms 552 KB Output is correct
64 Correct 15 ms 468 KB Output is correct
65 Correct 18 ms 980 KB Output is correct
66 Correct 24 ms 1048 KB Output is correct
67 Correct 162 ms 1036 KB Output is correct
68 Correct 114 ms 1028 KB Output is correct
69 Correct 155 ms 932 KB Output is correct
70 Correct 131 ms 1048 KB Output is correct
71 Correct 44 ms 1044 KB Output is correct
72 Correct 145 ms 1028 KB Output is correct
73 Correct 249 ms 4396 KB Output is correct
74 Correct 317 ms 4400 KB Output is correct
75 Correct 2873 ms 4412 KB Output is correct
76 Correct 1765 ms 4412 KB Output is correct
77 Correct 2684 ms 4412 KB Output is correct
78 Correct 2637 ms 4412 KB Output is correct
79 Correct 680 ms 4408 KB Output is correct
80 Correct 2797 ms 4412 KB Output is correct
81 Runtime error 1 ms 852 KB Execution killed with signal 11
82 Halted 0 ms 0 KB -

Subtask #6-2
0 / 10.0

# Verdict Execution time Memory 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 340 KB Output is correct
5 Correct 601 ms 1028 KB Output is correct
6 Correct 561 ms 1032 KB Output is correct
7 Correct 274 ms 1032 KB Output is correct
8 Correct 475 ms 1028 KB Output is correct
9 Correct 480 ms 1036 KB Output is correct
10 Correct 17 ms 1108 KB Output is correct
11 Correct 34 ms 1032 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 588 ms 1028 KB Output is correct
17 Correct 519 ms 1028 KB Output is correct
18 Correct 281 ms 1028 KB Output is correct
19 Correct 481 ms 1032 KB Output is correct
20 Correct 485 ms 980 KB Output is correct
21 Correct 16 ms 1048 KB Output is correct
22 Correct 26 ms 1052 KB Output is correct
23 Execution timed out 5081 ms 4388 KB Time limit exceeded
24 Halted 0 ms 0 KB -