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답안 #391525

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
391525 2021-04-19T08:14:27 Z MeGustaElArroz23 Regions (IOI09_regions) C++14
40 / 100
 3958 ms 131076 KB 
#include<bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int,int> pii;

int main(){
    int n,r,q;
    cin >> n >> r >> q;
    vvi hijos(n+1);
    vi regiones(n+1);
    int a;
    cin >> a;
    regiones[1]=a;
    for (int i=2;i<n+1;i++){
        int a,b;
        cin >> a >> b;
        regiones[i]=b;
        hijos[a].push_back(i);
    }
    vvi sol(r+1,vi(r+1,0));
    for (int i=1;i<r+1;i++){
        queue<pii> cola;
        cola.push(pii{1,0});
        while (cola.size()){
            pii a=cola.front();
            cola.pop();
            sol[i][regiones[a.first]]+=a.second;
            if (regiones[a.first]==i) a.second++;
            for (int x:hijos[a.first]) cola.push(pii{x,a.second});
        }
    }
    while (q--){
        int a,b;
        cin >> a >> b;
        cout << sol[a][b] << endl;
    }
}

Subtask #1
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 2 ms 200 KB Output is correct
4 Correct 6 ms 200 KB Output is correct
5 Correct 7 ms 328 KB Output is correct
6 Correct 23 ms 584 KB Output is correct
7 Correct 36 ms 468 KB Output is correct
8 Correct 32 ms 512 KB Output is correct
9 Correct 111 ms 928 KB Output is correct
10 Correct 181 ms 1480 KB Output is correct
11 Correct 198 ms 1472 KB Output is correct
12 Correct 308 ms 2268 KB Output is correct
13 Correct 433 ms 1776 KB Output is correct
14 Correct 259 ms 2076 KB Output is correct
15 Correct 445 ms 2880 KB Output is correct

Subtask #2
25.0 / 85.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1276 ms 4748 KB Output is correct
2 Correct 1562 ms 4244 KB Output is correct
3 Correct 1919 ms 5840 KB Output is correct
4 Correct 2858 ms 64652 KB Output is correct
5 Correct 3958 ms 100544 KB Output is correct
6 Runtime error 95 ms 131076 KB Execution killed with signal 9
7 Runtime error 109 ms 131076 KB Execution killed with signal 9
8 Runtime error 123 ms 131076 KB Execution killed with signal 9
9 Runtime error 171 ms 131076 KB Execution killed with signal 9
10 Runtime error 169 ms 131076 KB Execution killed with signal 9
11 Runtime error 188 ms 131076 KB Execution killed with signal 9
12 Runtime error 179 ms 131076 KB Execution killed with signal 9
13 Runtime error 186 ms 131076 KB Execution killed with signal 9
14 Runtime error 199 ms 131076 KB Execution killed with signal 9
15 Runtime error 216 ms 131076 KB Execution killed with signal 9
16 Runtime error 184 ms 131076 KB Execution killed with signal 9
17 Runtime error 187 ms 131076 KB Execution killed with signal 9