oj.uz

답안 #504030

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
504030 2022-01-09T14:31:03 Z rainboy Wells (CEOI21_wells) C
62 / 100
 726 ms 65440 KB 
/* https://hsin.hr/ceoi/competition/ceoi2021_day2_editorial.pdf */
#include <stdio.h>
#include <stdlib.h>

#define N	500000
#define SMALL	10000
#define MD	1000000007
#define INF	0x3f3f3f3f

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

int pp2[N + 1];

void init() {
	int i;

	pp2[0] = 1;
	for (i = 1; i <= N; i++)
		pp2[i] = pp2[i - 1] * 2 % MD;
}

int mem[(N - 1) * 2], *ptr = mem;
int *ej[N], eo[N], pp[N], n, k; char type[N];

int i_, l;
int ii[N]; char path[N];

void dfs1(int p, int i, int d) {
	int o;

	pp[i] = p;
	d++;
	if (l < d)
		l = d, i_ = i;
	for (o = eo[i]; o--; ) {
		int j = ej[i][o];

		if (j != p)
			dfs1(i, j, d);
	}
}

int gg[N], dd[N], hh[N];

void dfs2(int p, int i, int g, int d) {
	int o;

	gg[i] = g, dd[i] = d, hh[i] = 0;
	for (o = eo[i]; o--; ) {
		int j = ej[i][o];

		if (j != p && !path[j]) {
			dfs2(i, j, g, d + 1);
			hh[i] = max(hh[i], hh[j] + 1);
		}
	}
}

int dfs3(int p, int i, int d) {
	int o, x;

	if (d == 0 || type[i] == -1)
		return 1;
	x = 1;
	for (o = eo[i]; o--; ) {
		int j = ej[i][o];

		if (j != p)
			x = (long long) x * dfs3(i, j, d - 1) % MD;
	}
	return (x + 1) % MD;
}

int cc[N], dp[N], dq[N], dr[N];

int dfs4(int p, int i) {
	int o, p1, p2;

	dp[i] = -INF, dq[i] = 0, dr[i] = -1, p1 = p2 = -INF;
	for (o = eo[i]; o--; ) {
		int j = ej[i][o];

		if (j != p && !path[j] && type[j] == 1) {
			if (!dfs4(i, j))
				return 0;
			dp[i] = max(dp[i], dp[j]);
			if (p1 < dp[j])
				p2 = p1, p1 = dp[j];
			else if (p2 < dp[j])
				p2 = dp[j];
			if (cc[i] == 0 && dq[i] + dq[j] + 1 >= k - 1)
				return 0;
			dq[i] = max(dq[i], dq[j] + 1);
			if (dr[j] != -1)
				dr[i] = dr[j] + 1;
		}
	}
	if (cc[i] == 1)
		dp[i] = hh[i], dq[i] = -1, dr[i] = 0;
	else if (p2 != -INF && dr[i] * 2 <= k - 1 && dr[i] * 2 + p1 + p2 >= k - 1)
		return 0;
	return 1;
}

char bad[N];

void mark_bad() {
	static int aa[N + 1];
	int g, r, i, d;

	for (g = 0; g < l; g++)
		if (type[ii[g]] == 1) {
			int lower, upper;

			lower = g + 1, upper = min(g * 2, k - 1);
			if (lower <= upper)
				aa[lower]++, aa[upper + 1]--;
			lower = max(g * 2 - l + 1, l - k), upper = g - 1;
			if (lower <= upper) {
				lower %= k, upper %= k;
				aa[lower]++, aa[upper + 1]--;
				if (lower > upper)
					aa[0]++;
			}
		}
	for (r = 1; r < k; r++)
		aa[r] += aa[r - 1];
	for (r = 0; r < k; r++)
		if (aa[r])
			bad[r] = 1;
	for (i = 0; i < n; i++)
		if (!path[i] && type[i] == 1) {
			int r1, r2;

			g = gg[i], d = dd[i];
			r1 = (g + d) % k, r2 = (g - d % k + k) % k;
			if (r1 != r2) {
				if (g >= r1 && g <= (l - 1 - r1) / k * k + r1)
					bad[r1] = 1;
				if (g >= r2 && g <= (l - 1 - r2) / k * k + r2)
					bad[r2] = 1;
			}
		}
}

int yes, ans;

void try(int r) {
	int g, gl, gr, i, d, x;

	if (bad[r])
		return;
	gl = r, gr = (l - 1 - r) / k * k + r;
	for (i = 0; i < n; i++) {
		g = gg[i], d = dd[i];
		if (path[i])
			cc[i] = g % k == r ? 1 : 0;
		else if (type[i] == 1)
			cc[i] = g >= gl ? ((g + d) % k == r ? 1 : 0) : ((g - d % k + k) % k == r ? 1 : 0);
	}
	x = 1;
	for (i = 0; i < n; i++)
		if (!path[i] && type[i] == 0 && (path[pp[i]] || type[pp[i]] == 1)) {
			g = gg[i], d = dd[i];
			if (g + dd[i] + hh[i] >= k - 1) {
				if (g < gl)
					x = (long long) x * dfs3(pp[i], i, k - 1 - (g + dd[i])) % MD;
			} else {
				if (g > gr)
					x = (long long) x * dfs3(pp[i], i, k - 1 - (l - 1 - g + dd[i])) % MD;
			}
		}
	for (g = 0; g < l; g++)
		if (type[ii[g]] == 1 && !dfs4(-1, ii[g]))
			return;
	yes = 1, ans = (ans + x) % MD;
}

int main() {
	static int uu[N - 1], vv[N - 1];
	int g, h, i, j, u, v, d, r, deep;

	init();
	scanf("%d%d", &n, &k);
	if (k == 2) {
		printf("YES\n");
		printf("2\n");
		return 0;
	}
	for (h = 0; h < n - 1; h++) {
		scanf("%d%d", &i, &j), i--, j--;
		uu[h] = i, vv[h] = j;
		eo[i]++, eo[j]++;
	}
	for (i = 0; i < n; i++) {
		ej[i] = ptr, ptr += eo[i];
		eo[i] = 0;
	}
	for (h = 0; h < n - 1; h++) {
		i = uu[h], j = vv[h];
		ej[i][eo[i]++] = j, ej[j][eo[j]++] = i;
	}
	i_ = -1, l = -1, dfs1(-1, 0, 0), u = i_;
	i_ = -1, l = -1, dfs1(-1, u, 0), v = i_;
	if (l < k) {
		printf("YES\n");
		printf("%d\n", pp2[n]);
		return 0;
	}
	for (i = v, d = l - 1; i != u; i = pp[i], d--)
		path[ii[d] = i] = 1;
	path[ii[0] = u] = 1;
	for (g = 0; g < l; g++)
		dfs2(-1, ii[g], g, 0);
	for (i = 0; i < n; i++) {
		g = gg[i];
		if (max(g, l - 1 - g) + dd[i] + hh[i] < k - 1)
			type[i] = -1;
		else if (min(g, l - 1 - g) + dd[i] + hh[i] >= k - 1)
			type[i] = 1;
		else
			type[i] = 0;
	}
	mark_bad();
	yes = 0, ans = 0;
	deep = 0;
	for (i = 0; i < n; i++)
		if (dd[i] * 2 >= k - 1) {
			deep = 1;
			break;
		}
	if (deep || n <= SMALL)
		for (r = 0; r < k; r++)
			try(r);
	else {
		for (r = 0; r < k; r++)
			if (!bad[r]) {
				printf("YES\n");
				printf("0\n");
				return 0;
			}
		printf("NO\n");
		printf("0\n");
		return 0;
	}
	if (yes) {
		printf("YES\n");
		for (i = 0; i < n; i++)
			if (!path[i] && type[i] == -1)
				ans = ans * 2 % MD;
		printf("%d\n", ans);
	} else {
		printf("NO\n");
		printf("0\n");
	}
	return 0;
}

Compilation message

wells.c: In function 'main':
wells.c:185:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
  185 |  scanf("%d%d", &n, &k);
      |  ^~~~~~~~~~~~~~~~~~~~~
wells.c:192:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
  192 |   scanf("%d%d", &i, &j), i--, j--;
      |   ^~~~~~~~~~~~~~~~~~~~~

Subtask #1
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 2252 KB Output is correct
2 Correct 3 ms 2380 KB Output is correct
3 Correct 3 ms 2252 KB Output is correct
4 Correct 3 ms 2380 KB Output is correct
5 Correct 3 ms 2380 KB Output is correct
6 Correct 3 ms 2380 KB Output is correct
7 Correct 3 ms 2380 KB Output is correct
8 Correct 3 ms 2380 KB Output is correct
9 Correct 3 ms 2380 KB Output is correct
10 Correct 3 ms 2252 KB Output is correct
11 Correct 3 ms 2316 KB Output is correct
12 Correct 3 ms 2252 KB Output is correct
13 Correct 3 ms 2380 KB Output is correct
14 Correct 3 ms 2380 KB Output is correct
15 Correct 4 ms 2304 KB Output is correct
16 Correct 4 ms 2252 KB Output is correct
17 Correct 4 ms 2252 KB Output is correct
18 Correct 3 ms 2252 KB Output is correct
19 Correct 3 ms 2252 KB Output is correct
20 Correct 3 ms 2252 KB Output is correct
21 Correct 4 ms 2380 KB Output is correct
22 Correct 4 ms 2252 KB Output is correct
23 Correct 3 ms 2252 KB Output is correct
24 Correct 3 ms 2252 KB Output is correct
25 Correct 3 ms 2380 KB Output is correct
26 Correct 3 ms 2336 KB Output is correct
27 Correct 3 ms 2380 KB Output is correct
28 Correct 3 ms 2252 KB Output is correct
29 Correct 3 ms 2380 KB Output is correct
30 Correct 3 ms 2380 KB Output is correct
31 Correct 3 ms 2380 KB Output is correct
32 Correct 3 ms 2252 KB Output is correct
33 Correct 4 ms 2380 KB Output is correct
34 Correct 3 ms 2380 KB Output is correct
35 Correct 3 ms 2252 KB Output is correct
36 Correct 3 ms 2380 KB Output is correct
37 Correct 3 ms 2380 KB Output is correct
38 Correct 4 ms 2380 KB Output is correct
39 Correct 4 ms 2332 KB Output is correct
40 Correct 4 ms 2380 KB Output is correct
41 Correct 3 ms 2380 KB Output is correct
42 Correct 3 ms 2252 KB Output is correct
43 Correct 3 ms 2252 KB Output is correct
44 Correct 3 ms 2252 KB Output is correct
45 Correct 3 ms 2380 KB Output is correct
46 Correct 3 ms 2380 KB Output is correct
47 Correct 3 ms 2252 KB Output is correct
48 Correct 4 ms 2380 KB Output is correct
49 Correct 3 ms 2380 KB Output is correct
50 Correct 3 ms 2380 KB Output is correct
51 Correct 3 ms 2340 KB Output is correct
52 Correct 3 ms 2380 KB Output is correct
53 Correct 4 ms 2252 KB Output is correct
54 Correct 3 ms 2316 KB Output is correct
55 Correct 3 ms 2380 KB Output is correct
56 Correct 3 ms 2252 KB Output is correct
57 Correct 3 ms 2380 KB Output is correct
58 Correct 3 ms 2252 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 2252 KB Output is correct
2 Correct 3 ms 2380 KB Output is correct
3 Correct 3 ms 2252 KB Output is correct
4 Correct 3 ms 2380 KB Output is correct
5 Correct 3 ms 2380 KB Output is correct
6 Correct 3 ms 2380 KB Output is correct
7 Correct 3 ms 2380 KB Output is correct
8 Correct 3 ms 2380 KB Output is correct
9 Correct 3 ms 2380 KB Output is correct
10 Correct 3 ms 2252 KB Output is correct
11 Correct 3 ms 2316 KB Output is correct
12 Correct 3 ms 2252 KB Output is correct
13 Correct 3 ms 2380 KB Output is correct
14 Correct 3 ms 2380 KB Output is correct
15 Correct 4 ms 2304 KB Output is correct
16 Correct 4 ms 2252 KB Output is correct
17 Correct 4 ms 2252 KB Output is correct
18 Correct 3 ms 2252 KB Output is correct
19 Correct 3 ms 2252 KB Output is correct
20 Correct 3 ms 2252 KB Output is correct
21 Correct 4 ms 2380 KB Output is correct
22 Correct 4 ms 2252 KB Output is correct
23 Correct 3 ms 2252 KB Output is correct
24 Correct 3 ms 2252 KB Output is correct
25 Correct 3 ms 2380 KB Output is correct
26 Correct 3 ms 2336 KB Output is correct
27 Correct 3 ms 2380 KB Output is correct
28 Correct 3 ms 2252 KB Output is correct
29 Correct 3 ms 2380 KB Output is correct
30 Correct 3 ms 2380 KB Output is correct
31 Correct 3 ms 2380 KB Output is correct
32 Correct 3 ms 2252 KB Output is correct
33 Correct 4 ms 2380 KB Output is correct
34 Correct 3 ms 2380 KB Output is correct
35 Correct 3 ms 2252 KB Output is correct
36 Correct 3 ms 2380 KB Output is correct
37 Correct 3 ms 2380 KB Output is correct
38 Correct 4 ms 2380 KB Output is correct
39 Correct 4 ms 2332 KB Output is correct
40 Correct 4 ms 2380 KB Output is correct
41 Correct 3 ms 2380 KB Output is correct
42 Correct 3 ms 2252 KB Output is correct
43 Correct 3 ms 2252 KB Output is correct
44 Correct 3 ms 2252 KB Output is correct
45 Correct 3 ms 2380 KB Output is correct
46 Correct 3 ms 2380 KB Output is correct
47 Correct 3 ms 2252 KB Output is correct
48 Correct 4 ms 2380 KB Output is correct
49 Correct 3 ms 2380 KB Output is correct
50 Correct 3 ms 2380 KB Output is correct
51 Correct 3 ms 2340 KB Output is correct
52 Correct 3 ms 2380 KB Output is correct
53 Correct 4 ms 2252 KB Output is correct
54 Correct 3 ms 2316 KB Output is correct
55 Correct 3 ms 2380 KB Output is correct
56 Correct 3 ms 2252 KB Output is correct
57 Correct 3 ms 2380 KB Output is correct
58 Correct 3 ms 2252 KB Output is correct
59 Correct 4 ms 2252 KB Output is correct
60 Correct 6 ms 2704 KB Output is correct
61 Correct 7 ms 2508 KB Output is correct
62 Correct 4 ms 2636 KB Output is correct
63 Correct 7 ms 3064 KB Output is correct
64 Correct 6 ms 3532 KB Output is correct
65 Correct 6 ms 2892 KB Output is correct
66 Correct 6 ms 2892 KB Output is correct
67 Correct 44 ms 3472 KB Output is correct
68 Correct 5 ms 2616 KB Output is correct
69 Correct 4 ms 2508 KB Output is correct
70 Correct 7 ms 2636 KB Output is correct
71 Correct 5 ms 2636 KB Output is correct
72 Correct 6 ms 2636 KB Output is correct
73 Correct 62 ms 2732 KB Output is correct
74 Correct 260 ms 3148 KB Output is correct
75 Correct 109 ms 2892 KB Output is correct
76 Correct 9 ms 3020 KB Output is correct
77 Correct 6 ms 2508 KB Output is correct
78 Correct 22 ms 2600 KB Output is correct
79 Correct 7 ms 2648 KB Output is correct
80 Correct 180 ms 2892 KB Output is correct
81 Correct 201 ms 3000 KB Output is correct
82 Correct 94 ms 2892 KB Output is correct
83 Correct 99 ms 3200 KB Output is correct
84 Correct 5 ms 2764 KB Output is correct
85 Correct 269 ms 3176 KB Output is correct
86 Correct 8 ms 3040 KB Output is correct
87 Correct 11 ms 3148 KB Output is correct
88 Correct 8 ms 3148 KB Output is correct
89 Correct 6 ms 3020 KB Output is correct
90 Correct 35 ms 2636 KB Output is correct
91 Correct 72 ms 3148 KB Output is correct
92 Correct 212 ms 3348 KB Output is correct
93 Correct 20 ms 3148 KB Output is correct
94 Correct 8 ms 2892 KB Output is correct
95 Correct 20 ms 2764 KB Output is correct
96 Correct 8 ms 2620 KB Output is correct
97 Correct 70 ms 2776 KB Output is correct
98 Correct 79 ms 2772 KB Output is correct
99 Correct 54 ms 2764 KB Output is correct
100 Correct 187 ms 3064 KB Output is correct
101 Correct 33 ms 3020 KB Output is correct
102 Correct 81 ms 3148 KB Output is correct
103 Correct 6 ms 3020 KB Output is correct
104 Correct 8 ms 3148 KB Output is correct
105 Correct 8 ms 3224 KB Output is correct
106 Correct 7 ms 2892 KB Output is correct
107 Correct 7 ms 3276 KB Output is correct
108 Correct 6 ms 3020 KB Output is correct
109 Correct 7 ms 3020 KB Output is correct
110 Correct 12 ms 3148 KB Output is correct
111 Correct 6 ms 3020 KB Output is correct
112 Correct 7 ms 3272 KB Output is correct
113 Correct 7 ms 3020 KB Output is correct
114 Correct 6 ms 3148 KB Output is correct
115 Correct 6 ms 3020 KB Output is correct
116 Correct 7 ms 3276 KB Output is correct
117 Correct 6 ms 2972 KB Output is correct
118 Correct 7 ms 3272 KB Output is correct
119 Correct 6 ms 3072 KB Output is correct
120 Correct 6 ms 3276 KB Output is correct
121 Correct 198 ms 3148 KB Output is correct
122 Correct 200 ms 3148 KB Output is correct
123 Correct 101 ms 3132 KB Output is correct
124 Correct 9 ms 3248 KB Output is correct
125 Correct 6 ms 2892 KB Output is correct
126 Correct 28 ms 2764 KB Output is correct
127 Correct 320 ms 3376 KB Output is correct

Subtask #3
12.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 2252 KB Output is correct
2 Correct 3 ms 2380 KB Output is correct
3 Correct 3 ms 2252 KB Output is correct
4 Correct 3 ms 2380 KB Output is correct
5 Correct 3 ms 2380 KB Output is correct
6 Correct 3 ms 2380 KB Output is correct
7 Correct 3 ms 2380 KB Output is correct
8 Correct 3 ms 2380 KB Output is correct
9 Correct 3 ms 2380 KB Output is correct
10 Correct 3 ms 2252 KB Output is correct
11 Correct 3 ms 2316 KB Output is correct
12 Correct 3 ms 2252 KB Output is correct
13 Correct 3 ms 2380 KB Output is correct
14 Correct 3 ms 2380 KB Output is correct
15 Correct 4 ms 2304 KB Output is correct
16 Correct 4 ms 2252 KB Output is correct
17 Correct 4 ms 2252 KB Output is correct
18 Correct 3 ms 2252 KB Output is correct
19 Correct 3 ms 2252 KB Output is correct
20 Correct 3 ms 2252 KB Output is correct
21 Correct 4 ms 2380 KB Output is correct
22 Correct 4 ms 2252 KB Output is correct
23 Correct 3 ms 2252 KB Output is correct
24 Correct 3 ms 2252 KB Output is correct
25 Correct 3 ms 2380 KB Output is correct
26 Correct 3 ms 2336 KB Output is correct
27 Correct 3 ms 2380 KB Output is correct
28 Correct 3 ms 2252 KB Output is correct
29 Correct 3 ms 2380 KB Output is correct
30 Correct 3 ms 2380 KB Output is correct
31 Correct 3 ms 2380 KB Output is correct
32 Correct 3 ms 2252 KB Output is correct
33 Correct 4 ms 2380 KB Output is correct
34 Correct 3 ms 2380 KB Output is correct
35 Correct 3 ms 2252 KB Output is correct
36 Correct 3 ms 2380 KB Output is correct
37 Correct 3 ms 2380 KB Output is correct
38 Correct 4 ms 2380 KB Output is correct
39 Correct 4 ms 2332 KB Output is correct
40 Correct 4 ms 2380 KB Output is correct
41 Correct 3 ms 2380 KB Output is correct
42 Correct 3 ms 2252 KB Output is correct
43 Correct 3 ms 2252 KB Output is correct
44 Correct 3 ms 2252 KB Output is correct
45 Correct 3 ms 2380 KB Output is correct
46 Correct 3 ms 2380 KB Output is correct
47 Correct 3 ms 2252 KB Output is correct
48 Correct 4 ms 2380 KB Output is correct
49 Correct 3 ms 2380 KB Output is correct
50 Correct 3 ms 2380 KB Output is correct
51 Correct 3 ms 2340 KB Output is correct
52 Correct 3 ms 2380 KB Output is correct
53 Correct 4 ms 2252 KB Output is correct
54 Correct 3 ms 2316 KB Output is correct
55 Correct 3 ms 2380 KB Output is correct
56 Correct 3 ms 2252 KB Output is correct
57 Correct 3 ms 2380 KB Output is correct
58 Correct 3 ms 2252 KB Output is correct
59 Correct 4 ms 2252 KB Output is correct
60 Correct 6 ms 2704 KB Output is correct
61 Correct 7 ms 2508 KB Output is correct
62 Correct 4 ms 2636 KB Output is correct
63 Correct 7 ms 3064 KB Output is correct
64 Correct 6 ms 3532 KB Output is correct
65 Correct 6 ms 2892 KB Output is correct
66 Correct 6 ms 2892 KB Output is correct
67 Correct 44 ms 3472 KB Output is correct
68 Correct 5 ms 2616 KB Output is correct
69 Correct 4 ms 2508 KB Output is correct
70 Correct 7 ms 2636 KB Output is correct
71 Correct 5 ms 2636 KB Output is correct
72 Correct 6 ms 2636 KB Output is correct
73 Correct 62 ms 2732 KB Output is correct
74 Correct 260 ms 3148 KB Output is correct
75 Correct 109 ms 2892 KB Output is correct
76 Correct 9 ms 3020 KB Output is correct
77 Correct 6 ms 2508 KB Output is correct
78 Correct 22 ms 2600 KB Output is correct
79 Correct 7 ms 2648 KB Output is correct
80 Correct 180 ms 2892 KB Output is correct
81 Correct 201 ms 3000 KB Output is correct
82 Correct 94 ms 2892 KB Output is correct
83 Correct 99 ms 3200 KB Output is correct
84 Correct 5 ms 2764 KB Output is correct
85 Correct 269 ms 3176 KB Output is correct
86 Correct 8 ms 3040 KB Output is correct
87 Correct 11 ms 3148 KB Output is correct
88 Correct 8 ms 3148 KB Output is correct
89 Correct 6 ms 3020 KB Output is correct
90 Correct 35 ms 2636 KB Output is correct
91 Correct 72 ms 3148 KB Output is correct
92 Correct 212 ms 3348 KB Output is correct
93 Correct 20 ms 3148 KB Output is correct
94 Correct 8 ms 2892 KB Output is correct
95 Correct 20 ms 2764 KB Output is correct
96 Correct 8 ms 2620 KB Output is correct
97 Correct 70 ms 2776 KB Output is correct
98 Correct 79 ms 2772 KB Output is correct
99 Correct 54 ms 2764 KB Output is correct
100 Correct 187 ms 3064 KB Output is correct
101 Correct 33 ms 3020 KB Output is correct
102 Correct 81 ms 3148 KB Output is correct
103 Correct 6 ms 3020 KB Output is correct
104 Correct 8 ms 3148 KB Output is correct
105 Correct 8 ms 3224 KB Output is correct
106 Correct 7 ms 2892 KB Output is correct
107 Correct 7 ms 3276 KB Output is correct
108 Correct 6 ms 3020 KB Output is correct
109 Correct 7 ms 3020 KB Output is correct
110 Correct 12 ms 3148 KB Output is correct
111 Correct 6 ms 3020 KB Output is correct
112 Correct 7 ms 3272 KB Output is correct
113 Correct 7 ms 3020 KB Output is correct
114 Correct 6 ms 3148 KB Output is correct
115 Correct 6 ms 3020 KB Output is correct
116 Correct 7 ms 3276 KB Output is correct
117 Correct 6 ms 2972 KB Output is correct
118 Correct 7 ms 3272 KB Output is correct
119 Correct 6 ms 3072 KB Output is correct
120 Correct 6 ms 3276 KB Output is correct
121 Correct 198 ms 3148 KB Output is correct
122 Correct 200 ms 3148 KB Output is correct
123 Correct 101 ms 3132 KB Output is correct
124 Correct 9 ms 3248 KB Output is correct
125 Correct 6 ms 2892 KB Output is correct
126 Correct 28 ms 2764 KB Output is correct
127 Correct 320 ms 3376 KB Output is correct
128 Correct 3 ms 2252 KB Output is correct
129 Correct 146 ms 18276 KB Output is correct
130 Correct 216 ms 27652 KB Output is correct
131 Correct 143 ms 30024 KB Output is correct
132 Correct 126 ms 16840 KB Output is correct
133 Partially correct 109 ms 19404 KB Output is partially correct
134 Partially correct 121 ms 19368 KB Output is partially correct
135 Correct 173 ms 16756 KB Output is correct
136 Correct 217 ms 20828 KB Output is correct
137 Partially correct 142 ms 18020 KB Output is partially correct
138 Partially correct 131 ms 25988 KB Output is partially correct
139 Correct 436 ms 43428 KB Output is correct
140 Partially correct 480 ms 48468 KB Output is partially correct
141 Correct 393 ms 38984 KB Output is correct
142 Correct 613 ms 52112 KB Output is correct
143 Correct 536 ms 50928 KB Output is correct
144 Correct 498 ms 46744 KB Output is correct
145 Partially correct 494 ms 60172 KB Output is partially correct
146 Partially correct 349 ms 41836 KB Output is partially correct
147 Partially correct 405 ms 56656 KB Output is partially correct
148 Correct 701 ms 38512 KB Output is correct
149 Partially correct 149 ms 16068 KB Output is partially correct
150 Correct 128 ms 18508 KB Output is correct
151 Correct 195 ms 22580 KB Output is correct
152 Correct 120 ms 17804 KB Output is correct
153 Correct 149 ms 17580 KB Output is correct
154 Correct 155 ms 16912 KB Output is correct
155 Correct 135 ms 21480 KB Output is correct
156 Partially correct 95 ms 19716 KB Output is partially correct
157 Correct 124 ms 16400 KB Output is correct
158 Partially correct 110 ms 18028 KB Output is partially correct
159 Partially correct 92 ms 23344 KB Output is partially correct
160 Partially correct 287 ms 34228 KB Output is partially correct
161 Partially correct 426 ms 48364 KB Output is partially correct
162 Correct 674 ms 65440 KB Output is correct
163 Correct 572 ms 57252 KB Output is correct
164 Partially correct 493 ms 55860 KB Output is partially correct
165 Partially correct 562 ms 40928 KB Output is partially correct
166 Partially correct 477 ms 40920 KB Output is partially correct
167 Correct 726 ms 59440 KB Output is correct
168 Partially correct 385 ms 43288 KB Output is partially correct
169 Partially correct 347 ms 45072 KB Output is partially correct
170 Partially correct 282 ms 38956 KB Output is partially correct
171 Correct 453 ms 31028 KB Output is correct
172 Correct 653 ms 41036 KB Output is correct
173 Correct 523 ms 50732 KB Output is correct
174 Correct 432 ms 51744 KB Output is correct
175 Correct 481 ms 47152 KB Output is correct
176 Correct 412 ms 46260 KB Output is correct
177 Correct 417 ms 46348 KB Output is correct
178 Correct 530 ms 64328 KB Output is correct
179 Partially correct 304 ms 44868 KB Output is partially correct
180 Partially correct 317 ms 45240 KB Output is partially correct
181 Partially correct 280 ms 29008 KB Output is partially correct
182 Correct 424 ms 45904 KB Output is correct
183 Correct 433 ms 55424 KB Output is correct
184 Partially correct 355 ms 37888 KB Output is partially correct
185 Partially correct 419 ms 35908 KB Output is partially correct
186 Partially correct 278 ms 32632 KB Output is partially correct

Subtask #4
0.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 2252 KB Output is correct
2 Correct 3 ms 2380 KB Output is correct
3 Correct 3 ms 2252 KB Output is correct
4 Correct 3 ms 2380 KB Output is correct
5 Correct 3 ms 2380 KB Output is correct
6 Correct 3 ms 2380 KB Output is correct
7 Correct 3 ms 2380 KB Output is correct
8 Correct 3 ms 2380 KB Output is correct
9 Correct 3 ms 2380 KB Output is correct
10 Correct 3 ms 2252 KB Output is correct
11 Correct 3 ms 2316 KB Output is correct
12 Correct 3 ms 2252 KB Output is correct
13 Correct 3 ms 2380 KB Output is correct
14 Correct 3 ms 2380 KB Output is correct
15 Correct 4 ms 2304 KB Output is correct
16 Correct 4 ms 2252 KB Output is correct
17 Correct 4 ms 2252 KB Output is correct
18 Correct 3 ms 2252 KB Output is correct
19 Correct 3 ms 2252 KB Output is correct
20 Correct 3 ms 2252 KB Output is correct
21 Correct 4 ms 2380 KB Output is correct
22 Correct 4 ms 2252 KB Output is correct
23 Correct 3 ms 2252 KB Output is correct
24 Correct 3 ms 2252 KB Output is correct
25 Correct 3 ms 2380 KB Output is correct
26 Correct 3 ms 2336 KB Output is correct
27 Correct 3 ms 2380 KB Output is correct
28 Correct 3 ms 2252 KB Output is correct
29 Correct 3 ms 2380 KB Output is correct
30 Correct 3 ms 2380 KB Output is correct
31 Correct 3 ms 2380 KB Output is correct
32 Correct 3 ms 2252 KB Output is correct
33 Correct 4 ms 2380 KB Output is correct
34 Correct 3 ms 2380 KB Output is correct
35 Correct 3 ms 2252 KB Output is correct
36 Correct 3 ms 2380 KB Output is correct
37 Correct 3 ms 2380 KB Output is correct
38 Correct 4 ms 2380 KB Output is correct
39 Correct 4 ms 2332 KB Output is correct
40 Correct 4 ms 2380 KB Output is correct
41 Correct 3 ms 2380 KB Output is correct
42 Correct 3 ms 2252 KB Output is correct
43 Correct 3 ms 2252 KB Output is correct
44 Correct 3 ms 2252 KB Output is correct
45 Correct 3 ms 2380 KB Output is correct
46 Correct 3 ms 2380 KB Output is correct
47 Correct 3 ms 2252 KB Output is correct
48 Correct 4 ms 2380 KB Output is correct
49 Correct 3 ms 2380 KB Output is correct
50 Correct 3 ms 2380 KB Output is correct
51 Correct 3 ms 2340 KB Output is correct
52 Correct 3 ms 2380 KB Output is correct
53 Correct 4 ms 2252 KB Output is correct
54 Correct 3 ms 2316 KB Output is correct
55 Correct 3 ms 2380 KB Output is correct
56 Correct 3 ms 2252 KB Output is correct
57 Correct 3 ms 2380 KB Output is correct
58 Correct 3 ms 2252 KB Output is correct
59 Correct 4 ms 2252 KB Output is correct
60 Correct 6 ms 2704 KB Output is correct
61 Correct 7 ms 2508 KB Output is correct
62 Correct 4 ms 2636 KB Output is correct
63 Correct 7 ms 3064 KB Output is correct
64 Correct 6 ms 3532 KB Output is correct
65 Correct 6 ms 2892 KB Output is correct
66 Correct 6 ms 2892 KB Output is correct
67 Correct 44 ms 3472 KB Output is correct
68 Correct 5 ms 2616 KB Output is correct
69 Correct 4 ms 2508 KB Output is correct
70 Correct 7 ms 2636 KB Output is correct
71 Correct 5 ms 2636 KB Output is correct
72 Correct 6 ms 2636 KB Output is correct
73 Correct 62 ms 2732 KB Output is correct
74 Correct 260 ms 3148 KB Output is correct
75 Correct 109 ms 2892 KB Output is correct
76 Correct 9 ms 3020 KB Output is correct
77 Correct 6 ms 2508 KB Output is correct
78 Correct 22 ms 2600 KB Output is correct
79 Correct 7 ms 2648 KB Output is correct
80 Correct 180 ms 2892 KB Output is correct
81 Correct 201 ms 3000 KB Output is correct
82 Correct 94 ms 2892 KB Output is correct
83 Correct 99 ms 3200 KB Output is correct
84 Correct 5 ms 2764 KB Output is correct
85 Correct 269 ms 3176 KB Output is correct
86 Correct 8 ms 3040 KB Output is correct
87 Correct 11 ms 3148 KB Output is correct
88 Correct 8 ms 3148 KB Output is correct
89 Correct 6 ms 3020 KB Output is correct
90 Correct 35 ms 2636 KB Output is correct
91 Correct 72 ms 3148 KB Output is correct
92 Correct 212 ms 3348 KB Output is correct
93 Correct 20 ms 3148 KB Output is correct
94 Correct 8 ms 2892 KB Output is correct
95 Correct 20 ms 2764 KB Output is correct
96 Correct 8 ms 2620 KB Output is correct
97 Correct 70 ms 2776 KB Output is correct
98 Correct 79 ms 2772 KB Output is correct
99 Correct 54 ms 2764 KB Output is correct
100 Correct 187 ms 3064 KB Output is correct
101 Correct 33 ms 3020 KB Output is correct
102 Correct 81 ms 3148 KB Output is correct
103 Correct 6 ms 3020 KB Output is correct
104 Correct 8 ms 3148 KB Output is correct
105 Correct 8 ms 3224 KB Output is correct
106 Correct 7 ms 2892 KB Output is correct
107 Correct 7 ms 3276 KB Output is correct
108 Correct 6 ms 3020 KB Output is correct
109 Correct 7 ms 3020 KB Output is correct
110 Correct 12 ms 3148 KB Output is correct
111 Correct 6 ms 3020 KB Output is correct
112 Correct 7 ms 3272 KB Output is correct
113 Correct 7 ms 3020 KB Output is correct
114 Correct 6 ms 3148 KB Output is correct
115 Correct 6 ms 3020 KB Output is correct
116 Correct 7 ms 3276 KB Output is correct
117 Correct 6 ms 2972 KB Output is correct
118 Correct 7 ms 3272 KB Output is correct
119 Correct 6 ms 3072 KB Output is correct
120 Correct 6 ms 3276 KB Output is correct
121 Correct 198 ms 3148 KB Output is correct
122 Correct 200 ms 3148 KB Output is correct
123 Correct 101 ms 3132 KB Output is correct
124 Correct 9 ms 3248 KB Output is correct
125 Correct 6 ms 2892 KB Output is correct
126 Correct 28 ms 2764 KB Output is correct
127 Correct 320 ms 3376 KB Output is correct
128 Correct 3 ms 2252 KB Output is correct
129 Correct 146 ms 18276 KB Output is correct
130 Correct 216 ms 27652 KB Output is correct
131 Correct 143 ms 30024 KB Output is correct
132 Correct 126 ms 16840 KB Output is correct
133 Partially correct 109 ms 19404 KB Output is partially correct
134 Partially correct 121 ms 19368 KB Output is partially correct
135 Correct 173 ms 16756 KB Output is correct
136 Correct 217 ms 20828 KB Output is correct
137 Partially correct 142 ms 18020 KB Output is partially correct
138 Partially correct 131 ms 25988 KB Output is partially correct
139 Correct 436 ms 43428 KB Output is correct
140 Partially correct 480 ms 48468 KB Output is partially correct
141 Correct 393 ms 38984 KB Output is correct
142 Correct 613 ms 52112 KB Output is correct
143 Correct 536 ms 50928 KB Output is correct
144 Correct 498 ms 46744 KB Output is correct
145 Partially correct 494 ms 60172 KB Output is partially correct
146 Partially correct 349 ms 41836 KB Output is partially correct
147 Partially correct 405 ms 56656 KB Output is partially correct
148 Correct 701 ms 38512 KB Output is correct
149 Partially correct 149 ms 16068 KB Output is partially correct
150 Correct 128 ms 18508 KB Output is correct
151 Correct 195 ms 22580 KB Output is correct
152 Correct 120 ms 17804 KB Output is correct
153 Correct 149 ms 17580 KB Output is correct
154 Correct 155 ms 16912 KB Output is correct
155 Correct 135 ms 21480 KB Output is correct
156 Partially correct 95 ms 19716 KB Output is partially correct
157 Correct 124 ms 16400 KB Output is correct
158 Partially correct 110 ms 18028 KB Output is partially correct
159 Partially correct 92 ms 23344 KB Output is partially correct
160 Partially correct 287 ms 34228 KB Output is partially correct
161 Partially correct 426 ms 48364 KB Output is partially correct
162 Correct 674 ms 65440 KB Output is correct
163 Correct 572 ms 57252 KB Output is correct
164 Partially correct 493 ms 55860 KB Output is partially correct
165 Partially correct 562 ms 40928 KB Output is partially correct
166 Partially correct 477 ms 40920 KB Output is partially correct
167 Correct 726 ms 59440 KB Output is correct
168 Partially correct 385 ms 43288 KB Output is partially correct
169 Partially correct 347 ms 45072 KB Output is partially correct
170 Partially correct 282 ms 38956 KB Output is partially correct
171 Correct 453 ms 31028 KB Output is correct
172 Correct 653 ms 41036 KB Output is correct
173 Correct 523 ms 50732 KB Output is correct
174 Correct 432 ms 51744 KB Output is correct
175 Correct 481 ms 47152 KB Output is correct
176 Correct 412 ms 46260 KB Output is correct
177 Correct 417 ms 46348 KB Output is correct
178 Correct 530 ms 64328 KB Output is correct
179 Partially correct 304 ms 44868 KB Output is partially correct
180 Partially correct 317 ms 45240 KB Output is partially correct
181 Partially correct 280 ms 29008 KB Output is partially correct
182 Correct 424 ms 45904 KB Output is correct
183 Correct 433 ms 55424 KB Output is correct
184 Partially correct 355 ms 37888 KB Output is partially correct
185 Partially correct 419 ms 35908 KB Output is partially correct
186 Partially correct 278 ms 32632 KB Output is partially correct
187 Runtime error 306 ms 41240 KB Execution killed with signal 11
188 Halted 0 ms 0 KB -