oj.uz

답안 #588813

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
588813 2022-07-04T05:48:25 Z SeDunion Sprinkler (JOI22_sprinkler) C++17
38 / 100
 632 ms 100700 KB 
#include<iostream>
#include<vector>

using namespace std;
using ll = long long;
const int N = 5e5 + 123;

const int LOG = 20;

const int D = 45;

ll h[N], q[N][D];

int n, L;

void mult(ll &a, ll b) {
	a *= b;
	a %= L;
}

vector<int>g[N];

int pr[N];

void dfs(int v) {
	for (int to : g[v]) if (to != pr[v]) {
		pr[to] = v;
		dfs(to);
	}
}

ll binpow(ll a, ll b) {
	ll r = 1;
	while (b) {
		if (b & 1) r = r * a % L;
		a = a * a % L;
		b >>= 1;
	}
	return r;
}

ll ih[N];

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cin >> n >> L;
	for (int i = 1 ; i < n ; ++ i) {
		int a, b;
		cin >> a >> b;
		g[a].emplace_back(b);
		g[b].emplace_back(a);
	}
	int m = n;
	g[1].emplace_back(++m);
	g[m].emplace_back(1);
	for (int i = 0 ; i < 44 ; ++ i) {
		int x = m, y = m + 1;
		++m;
		g[x].emplace_back(y);
		g[y].emplace_back(x);
	}
	dfs(m);
	for (int i = 1 ; i <= m ; ++ i) {
		for (int j = 0 ; j <= 43 ; ++ j) {
			q[i][j] = 1;
		}
	}
	for (int i = 1 ; i <= n ; ++ i) {
		cin >> ih[i];
	}
	int qq;
	cin >> qq;
	while (qq--) {
		int t, x, d, w;
		cin >> t;
		if (t == 1) {
			cin >> x >> d >> w;
			for (int i = d ; i >= 0 ; -- i) {
				mult(q[x][i], w);
			//	cout << x << " upd\n";
				x = pr[x];
			}
		} else {
			cin >> x;
			ll ans = ih[x];
			for (int i = 0 ; i <= 39 ; ++ i) {
				mult(ans, q[x][i]);
				mult(ans, q[x][i+1]);
			//	cout << x << " get\n";
				x = pr[x];
			}
			cout << ans << "\n";
			//cout << ret*binpow(2, ans) % L << "\n";
		}
	}
}

Subtask #1
0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 11988 KB Output is correct
2 Correct 8 ms 12016 KB Output is correct
3 Correct 7 ms 12008 KB Output is correct
4 Incorrect 8 ms 12500 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 11988 KB Output is correct
2 Correct 507 ms 94912 KB Output is correct
3 Correct 323 ms 91756 KB Output is correct
4 Correct 450 ms 97128 KB Output is correct
5 Correct 414 ms 93188 KB Output is correct
6 Correct 386 ms 93180 KB Output is correct
7 Correct 357 ms 93480 KB Output is correct
8 Correct 334 ms 93868 KB Output is correct
9 Correct 593 ms 100700 KB Output is correct
10 Correct 351 ms 97108 KB Output is correct
11 Correct 523 ms 94800 KB Output is correct
12 Correct 328 ms 91648 KB Output is correct
13 Correct 288 ms 92284 KB Output is correct
14 Correct 240 ms 92152 KB Output is correct
15 Correct 232 ms 92260 KB Output is correct
16 Correct 243 ms 92076 KB Output is correct
17 Correct 244 ms 92656 KB Output is correct
18 Correct 6 ms 12116 KB Output is correct
19 Correct 6 ms 12048 KB Output is correct
20 Correct 7 ms 12116 KB Output is correct
21 Correct 6 ms 12116 KB Output is correct
22 Correct 6 ms 12116 KB Output is correct

Subtask #3
29.0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 11988 KB Output is correct
2 Correct 507 ms 94912 KB Output is correct
3 Correct 323 ms 91756 KB Output is correct
4 Correct 450 ms 97128 KB Output is correct
5 Correct 414 ms 93188 KB Output is correct
6 Correct 386 ms 93180 KB Output is correct
7 Correct 357 ms 93480 KB Output is correct
8 Correct 334 ms 93868 KB Output is correct
9 Correct 593 ms 100700 KB Output is correct
10 Correct 351 ms 97108 KB Output is correct
11 Correct 523 ms 94800 KB Output is correct
12 Correct 328 ms 91648 KB Output is correct
13 Correct 288 ms 92284 KB Output is correct
14 Correct 240 ms 92152 KB Output is correct
15 Correct 232 ms 92260 KB Output is correct
16 Correct 243 ms 92076 KB Output is correct
17 Correct 244 ms 92656 KB Output is correct
18 Correct 6 ms 12116 KB Output is correct
19 Correct 6 ms 12048 KB Output is correct
20 Correct 7 ms 12116 KB Output is correct
21 Correct 6 ms 12116 KB Output is correct
22 Correct 6 ms 12116 KB Output is correct
23 Correct 6 ms 11988 KB Output is correct
24 Correct 542 ms 94912 KB Output is correct
25 Correct 343 ms 91580 KB Output is correct
26 Correct 458 ms 98872 KB Output is correct
27 Correct 456 ms 93156 KB Output is correct
28 Correct 371 ms 93388 KB Output is correct
29 Correct 378 ms 93316 KB Output is correct
30 Correct 324 ms 93952 KB Output is correct
31 Correct 584 ms 98892 KB Output is correct
32 Correct 355 ms 97220 KB Output is correct
33 Correct 486 ms 94732 KB Output is correct
34 Correct 334 ms 91516 KB Output is correct
35 Correct 7 ms 12116 KB Output is correct
36 Correct 6 ms 12116 KB Output is correct
37 Correct 6 ms 12116 KB Output is correct
38 Correct 6 ms 12060 KB Output is correct
39 Correct 6 ms 12116 KB Output is correct
40 Correct 6 ms 11988 KB Output is correct
41 Correct 6 ms 12068 KB Output is correct
42 Correct 6 ms 11988 KB Output is correct
43 Correct 8 ms 11988 KB Output is correct
44 Correct 6 ms 12116 KB Output is correct
45 Correct 7 ms 12116 KB Output is correct
46 Correct 6 ms 12116 KB Output is correct
47 Correct 6 ms 12120 KB Output is correct
48 Correct 7 ms 12008 KB Output is correct
49 Correct 6 ms 12116 KB Output is correct

Subtask #4
0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 11988 KB Output is correct
2 Incorrect 632 ms 97940 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 11988 KB Output is correct
2 Incorrect 621 ms 98660 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 11988 KB Output is correct
2 Correct 8 ms 12016 KB Output is correct
3 Correct 7 ms 12008 KB Output is correct
4 Incorrect 8 ms 12500 KB Output isn't correct
5 Halted 0 ms 0 KB -