oj.uz

답안 #793084

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
793084 2023-07-25T13:41:27 Z MetalPower Sprinkler (JOI22_sprinkler) C++14
100 / 100
 773 ms 64544 KB 
#include <bits/stdc++.h>
using namespace std;

const int MX = 2e5 + 10;
const int MK = 45;

vector<int> adj[MX];
int N, L, Q, p[MX], h[MX], dp[MX][MK];

// dp[i][j] is the multiplication towards all of node i's descendants that are of distance d
// Update is updating all dp[anc_i][D - dist(anc_i, i)] 
// But observe that this won't handle cases where we go back up and return through the path we came from
// that is why we also add dp[anc_i][D - dist(anc_i, i) - 1]
// Query is querying all dp[anc_i][dist(anc_i, i)]

void dfs(int u, int v){
	p[u] = v;
	for(int nxt : adj[u]){
		if(nxt == v) continue;
		dfs(nxt, u);
	}
}

int main(){
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

	cin >> N >> L;
	for(int i = 1; i < N; i++){
		int u, v; cin >> u >> v;
		adj[u].push_back(v);
		adj[v].push_back(u);
	}

	for(int i = 1; i <= N; i++) cin >> h[i];

	dfs(1, 0);

	for(int i = 0; i < MX; i++)
		for(int j = 0; j < MK; j++) dp[i][j] = 1;

	cin >> Q;
	for(int i = 1; i <= Q; i++){
		int t, x, d, w; cin >> t;

		if(t == 1){
			cin >> x >> d >> w;
			dp[x][d] = 1ll * dp[x][d] * w % L;
			if(x != 1 && d > 0) dp[x][d - 1] = 1ll * dp[x][d - 1] * w % L;
			int curr = x;
			for(int j = 1; j <= d; j++){
				if(p[curr] != 0) curr = p[curr];
				dp[curr][d - j] = 1ll * dp[curr][d - j] * w % L;
				if(curr != 1 && d > j) dp[curr][d - j - 1] = 1ll * dp[curr][d - j - 1] * w % L;
			}
		}else{
			cin >> x;
			int ans = h[x], curr = x;
			for(int j = 0; j <= 41; j++){
				// cout << "At query #" << i << " := anc " << x << " " << curr << " " << j << " " << dp[curr][j] << '\n';
				ans = 1ll * ans * dp[curr][j] % L;
				if(p[curr] == 0) break;
				else curr = p[curr];
			}
			cout << ans << '\n';
		}
	}
}

Subtask #1
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 19 ms 40160 KB Output is correct
2 Correct 18 ms 40220 KB Output is correct
3 Correct 18 ms 40168 KB Output is correct
4 Correct 19 ms 40208 KB Output is correct
5 Correct 18 ms 40276 KB Output is correct
6 Correct 20 ms 40328 KB Output is correct
7 Correct 19 ms 40320 KB Output is correct
8 Correct 19 ms 40240 KB Output is correct
9 Correct 18 ms 40212 KB Output is correct
10 Correct 18 ms 40252 KB Output is correct
11 Correct 17 ms 40276 KB Output is correct
12 Correct 18 ms 40232 KB Output is correct
13 Correct 18 ms 40148 KB Output is correct
14 Correct 19 ms 40160 KB Output is correct
15 Correct 18 ms 40192 KB Output is correct
16 Correct 22 ms 40240 KB Output is correct
17 Correct 18 ms 40264 KB Output is correct
18 Correct 18 ms 40248 KB Output is correct
19 Correct 18 ms 40148 KB Output is correct
20 Correct 21 ms 40452 KB Output is correct
21 Correct 22 ms 40196 KB Output is correct
22 Correct 20 ms 40140 KB Output is correct
23 Correct 17 ms 40148 KB Output is correct
24 Correct 21 ms 40200 KB Output is correct
25 Correct 18 ms 40136 KB Output is correct
26 Correct 17 ms 40160 KB Output is correct
27 Correct 18 ms 40148 KB Output is correct
28 Correct 18 ms 40232 KB Output is correct

Subtask #2
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 17 ms 40208 KB Output is correct
2 Correct 415 ms 59936 KB Output is correct
3 Correct 254 ms 60428 KB Output is correct
4 Correct 392 ms 63100 KB Output is correct
5 Correct 358 ms 60176 KB Output is correct
6 Correct 256 ms 59628 KB Output is correct
7 Correct 230 ms 60464 KB Output is correct
8 Correct 194 ms 60912 KB Output is correct
9 Correct 521 ms 64320 KB Output is correct
10 Correct 269 ms 64524 KB Output is correct
11 Correct 396 ms 59828 KB Output is correct
12 Correct 266 ms 60396 KB Output is correct
13 Correct 176 ms 60712 KB Output is correct
14 Correct 177 ms 61196 KB Output is correct
15 Correct 178 ms 60476 KB Output is correct
16 Correct 187 ms 60996 KB Output is correct
17 Correct 201 ms 61472 KB Output is correct
18 Correct 17 ms 40276 KB Output is correct
19 Correct 18 ms 40276 KB Output is correct
20 Correct 17 ms 40268 KB Output is correct
21 Correct 17 ms 40224 KB Output is correct
22 Correct 17 ms 40236 KB Output is correct

Subtask #3
29.0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 17 ms 40208 KB Output is correct
2 Correct 415 ms 59936 KB Output is correct
3 Correct 254 ms 60428 KB Output is correct
4 Correct 392 ms 63100 KB Output is correct
5 Correct 358 ms 60176 KB Output is correct
6 Correct 256 ms 59628 KB Output is correct
7 Correct 230 ms 60464 KB Output is correct
8 Correct 194 ms 60912 KB Output is correct
9 Correct 521 ms 64320 KB Output is correct
10 Correct 269 ms 64524 KB Output is correct
11 Correct 396 ms 59828 KB Output is correct
12 Correct 266 ms 60396 KB Output is correct
13 Correct 176 ms 60712 KB Output is correct
14 Correct 177 ms 61196 KB Output is correct
15 Correct 178 ms 60476 KB Output is correct
16 Correct 187 ms 60996 KB Output is correct
17 Correct 201 ms 61472 KB Output is correct
18 Correct 17 ms 40276 KB Output is correct
19 Correct 18 ms 40276 KB Output is correct
20 Correct 17 ms 40268 KB Output is correct
21 Correct 17 ms 40224 KB Output is correct
22 Correct 17 ms 40236 KB Output is correct
23 Correct 16 ms 40148 KB Output is correct
24 Correct 394 ms 59804 KB Output is correct
25 Correct 260 ms 60452 KB Output is correct
26 Correct 443 ms 64512 KB Output is correct
27 Correct 338 ms 60024 KB Output is correct
28 Correct 250 ms 60244 KB Output is correct
29 Correct 251 ms 59892 KB Output is correct
30 Correct 225 ms 60968 KB Output is correct
31 Correct 499 ms 63080 KB Output is correct
32 Correct 296 ms 64544 KB Output is correct
33 Correct 389 ms 59888 KB Output is correct
34 Correct 271 ms 60448 KB Output is correct
35 Correct 18 ms 40272 KB Output is correct
36 Correct 17 ms 40276 KB Output is correct
37 Correct 16 ms 40148 KB Output is correct
38 Correct 16 ms 40164 KB Output is correct
39 Correct 17 ms 40148 KB Output is correct
40 Correct 16 ms 40212 KB Output is correct
41 Correct 16 ms 40160 KB Output is correct
42 Correct 21 ms 40232 KB Output is correct
43 Correct 17 ms 40148 KB Output is correct
44 Correct 18 ms 40164 KB Output is correct
45 Correct 18 ms 40240 KB Output is correct
46 Correct 21 ms 40168 KB Output is correct
47 Correct 18 ms 40148 KB Output is correct
48 Correct 18 ms 40148 KB Output is correct
49 Correct 17 ms 40236 KB Output is correct

Subtask #4
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 17 ms 40148 KB Output is correct
2 Correct 529 ms 61480 KB Output is correct
3 Correct 688 ms 61092 KB Output is correct
4 Correct 480 ms 60816 KB Output is correct
5 Correct 400 ms 57196 KB Output is correct
6 Correct 269 ms 57328 KB Output is correct
7 Correct 268 ms 57484 KB Output is correct
8 Correct 209 ms 58012 KB Output is correct
9 Correct 549 ms 60204 KB Output is correct
10 Correct 773 ms 61592 KB Output is correct
11 Correct 420 ms 56784 KB Output is correct
12 Correct 470 ms 57632 KB Output is correct
13 Correct 332 ms 58572 KB Output is correct
14 Correct 349 ms 59036 KB Output is correct
15 Correct 17 ms 40148 KB Output is correct
16 Correct 17 ms 40228 KB Output is correct
17 Correct 17 ms 40148 KB Output is correct
18 Correct 18 ms 40188 KB Output is correct
19 Correct 17 ms 40188 KB Output is correct

Subtask #5
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 17 ms 40220 KB Output is correct
2 Correct 581 ms 62596 KB Output is correct
3 Correct 714 ms 60432 KB Output is correct
4 Correct 540 ms 61332 KB Output is correct
5 Correct 378 ms 58720 KB Output is correct
6 Correct 288 ms 58988 KB Output is correct
7 Correct 275 ms 58656 KB Output is correct
8 Correct 213 ms 58944 KB Output is correct
9 Correct 541 ms 63764 KB Output is correct
10 Correct 696 ms 62272 KB Output is correct
11 Correct 429 ms 59540 KB Output is correct
12 Correct 440 ms 58020 KB Output is correct
13 Correct 335 ms 58700 KB Output is correct
14 Correct 329 ms 59272 KB Output is correct
15 Correct 18 ms 40140 KB Output is correct
16 Correct 19 ms 40180 KB Output is correct
17 Correct 16 ms 40232 KB Output is correct
18 Correct 18 ms 40268 KB Output is correct
19 Correct 17 ms 40212 KB Output is correct

Subtask #6
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 19 ms 40160 KB Output is correct
2 Correct 18 ms 40220 KB Output is correct
3 Correct 18 ms 40168 KB Output is correct
4 Correct 19 ms 40208 KB Output is correct
5 Correct 18 ms 40276 KB Output is correct
6 Correct 20 ms 40328 KB Output is correct
7 Correct 19 ms 40320 KB Output is correct
8 Correct 19 ms 40240 KB Output is correct
9 Correct 18 ms 40212 KB Output is correct
10 Correct 18 ms 40252 KB Output is correct
11 Correct 17 ms 40276 KB Output is correct
12 Correct 18 ms 40232 KB Output is correct
13 Correct 18 ms 40148 KB Output is correct
14 Correct 19 ms 40160 KB Output is correct
15 Correct 18 ms 40192 KB Output is correct
16 Correct 22 ms 40240 KB Output is correct
17 Correct 18 ms 40264 KB Output is correct
18 Correct 18 ms 40248 KB Output is correct
19 Correct 18 ms 40148 KB Output is correct
20 Correct 21 ms 40452 KB Output is correct
21 Correct 22 ms 40196 KB Output is correct
22 Correct 20 ms 40140 KB Output is correct
23 Correct 17 ms 40148 KB Output is correct
24 Correct 21 ms 40200 KB Output is correct
25 Correct 18 ms 40136 KB Output is correct
26 Correct 17 ms 40160 KB Output is correct
27 Correct 18 ms 40148 KB Output is correct
28 Correct 18 ms 40232 KB Output is correct
29 Correct 17 ms 40208 KB Output is correct
30 Correct 415 ms 59936 KB Output is correct
31 Correct 254 ms 60428 KB Output is correct
32 Correct 392 ms 63100 KB Output is correct
33 Correct 358 ms 60176 KB Output is correct
34 Correct 256 ms 59628 KB Output is correct
35 Correct 230 ms 60464 KB Output is correct
36 Correct 194 ms 60912 KB Output is correct
37 Correct 521 ms 64320 KB Output is correct
38 Correct 269 ms 64524 KB Output is correct
39 Correct 396 ms 59828 KB Output is correct
40 Correct 266 ms 60396 KB Output is correct
41 Correct 176 ms 60712 KB Output is correct
42 Correct 177 ms 61196 KB Output is correct
43 Correct 178 ms 60476 KB Output is correct
44 Correct 187 ms 60996 KB Output is correct
45 Correct 201 ms 61472 KB Output is correct
46 Correct 17 ms 40276 KB Output is correct
47 Correct 18 ms 40276 KB Output is correct
48 Correct 17 ms 40268 KB Output is correct
49 Correct 17 ms 40224 KB Output is correct
50 Correct 17 ms 40236 KB Output is correct
51 Correct 16 ms 40148 KB Output is correct
52 Correct 394 ms 59804 KB Output is correct
53 Correct 260 ms 60452 KB Output is correct
54 Correct 443 ms 64512 KB Output is correct
55 Correct 338 ms 60024 KB Output is correct
56 Correct 250 ms 60244 KB Output is correct
57 Correct 251 ms 59892 KB Output is correct
58 Correct 225 ms 60968 KB Output is correct
59 Correct 499 ms 63080 KB Output is correct
60 Correct 296 ms 64544 KB Output is correct
61 Correct 389 ms 59888 KB Output is correct
62 Correct 271 ms 60448 KB Output is correct
63 Correct 18 ms 40272 KB Output is correct
64 Correct 17 ms 40276 KB Output is correct
65 Correct 16 ms 40148 KB Output is correct
66 Correct 16 ms 40164 KB Output is correct
67 Correct 17 ms 40148 KB Output is correct
68 Correct 16 ms 40212 KB Output is correct
69 Correct 16 ms 40160 KB Output is correct
70 Correct 21 ms 40232 KB Output is correct
71 Correct 17 ms 40148 KB Output is correct
72 Correct 18 ms 40164 KB Output is correct
73 Correct 18 ms 40240 KB Output is correct
74 Correct 21 ms 40168 KB Output is correct
75 Correct 18 ms 40148 KB Output is correct
76 Correct 18 ms 40148 KB Output is correct
77 Correct 17 ms 40236 KB Output is correct
78 Correct 17 ms 40148 KB Output is correct
79 Correct 529 ms 61480 KB Output is correct
80 Correct 688 ms 61092 KB Output is correct
81 Correct 480 ms 60816 KB Output is correct
82 Correct 400 ms 57196 KB Output is correct
83 Correct 269 ms 57328 KB Output is correct
84 Correct 268 ms 57484 KB Output is correct
85 Correct 209 ms 58012 KB Output is correct
86 Correct 549 ms 60204 KB Output is correct
87 Correct 773 ms 61592 KB Output is correct
88 Correct 420 ms 56784 KB Output is correct
89 Correct 470 ms 57632 KB Output is correct
90 Correct 332 ms 58572 KB Output is correct
91 Correct 349 ms 59036 KB Output is correct
92 Correct 17 ms 40148 KB Output is correct
93 Correct 17 ms 40228 KB Output is correct
94 Correct 17 ms 40148 KB Output is correct
95 Correct 18 ms 40188 KB Output is correct
96 Correct 17 ms 40188 KB Output is correct
97 Correct 17 ms 40220 KB Output is correct
98 Correct 581 ms 62596 KB Output is correct
99 Correct 714 ms 60432 KB Output is correct
100 Correct 540 ms 61332 KB Output is correct
101 Correct 378 ms 58720 KB Output is correct
102 Correct 288 ms 58988 KB Output is correct
103 Correct 275 ms 58656 KB Output is correct
104 Correct 213 ms 58944 KB Output is correct
105 Correct 541 ms 63764 KB Output is correct
106 Correct 696 ms 62272 KB Output is correct
107 Correct 429 ms 59540 KB Output is correct
108 Correct 440 ms 58020 KB Output is correct
109 Correct 335 ms 58700 KB Output is correct
110 Correct 329 ms 59272 KB Output is correct
111 Correct 18 ms 40140 KB Output is correct
112 Correct 19 ms 40180 KB Output is correct
113 Correct 16 ms 40232 KB Output is correct
114 Correct 18 ms 40268 KB Output is correct
115 Correct 17 ms 40212 KB Output is correct
116 Correct 431 ms 57900 KB Output is correct
117 Correct 542 ms 60476 KB Output is correct
118 Correct 490 ms 64516 KB Output is correct
119 Correct 395 ms 60108 KB Output is correct
120 Correct 310 ms 59776 KB Output is correct
121 Correct 304 ms 60532 KB Output is correct
122 Correct 278 ms 60868 KB Output is correct
123 Correct 543 ms 63544 KB Output is correct
124 Correct 718 ms 62916 KB Output is correct
125 Correct 433 ms 59176 KB Output is correct
126 Correct 498 ms 60416 KB Output is correct
127 Correct 530 ms 60796 KB Output is correct
128 Correct 440 ms 61504 KB Output is correct
129 Correct 459 ms 61988 KB Output is correct