oj.uz

답안 #516512

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
516512 2022-01-21T12:40:58 Z blue Regions (IOI09_regions) C++17
30 / 100
 1327 ms 30104 KB 
#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;

using ll = long long;
using vi = vector<int>;
using vvi = vector<vi>;
using vl = vector<ll>;
using vvl = vector<vl>;
#define sz(x) int(x.size())

const int maxN = 200'000;
const int maxR = 500;

vi children[1+maxN];



int N, R, Q;
vi H(1+maxN), S(1+maxN);

vvl ans(1+maxR, vl(1+maxR, 0));

vl inc(1+maxR, 0);

void dfs(int u)
{
    for(int r = 1; r <= R; r++)
        ans[r][H[u]] += inc[r];


    inc[H[u]]++;

    for(int v: children[u]) dfs(v);

    inc[H[u]]--;
}







int main()
{
    // cout << "done\n";
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    cin >> N >> R >> Q;

    cin >> H[1];
    S[1] = 0;

    for(int i = 2; i <= N; i++)
    {
        cin >> S[i] >> H[i];
        children[S[i]].push_back(i);
    }


    dfs(1);

    for(int q = 1; q <= Q; q++)
    {
        int r1, r2;
        cin >> r1 >> r2;

        cout << ans[r1][r2] << '\n';
        cout.flush();
    }

    return 0;


    // int r1, r2;
    // cin >> r1 >> r2;
    // cout << large_top[norm[r1]][r2] << '\n';
}

Subtask #1
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 8520 KB Output is correct
2 Correct 5 ms 8520 KB Output is correct
3 Correct 6 ms 8520 KB Output is correct
4 Correct 7 ms 8520 KB Output is correct
5 Correct 8 ms 8600 KB Output is correct
6 Correct 30 ms 8600 KB Output is correct
7 Correct 30 ms 8520 KB Output is correct
8 Correct 30 ms 8620 KB Output is correct
9 Correct 54 ms 8776 KB Output is correct
10 Correct 68 ms 8852 KB Output is correct
11 Correct 105 ms 9040 KB Output is correct
12 Correct 142 ms 9324 KB Output is correct
13 Correct 107 ms 8956 KB Output is correct
14 Correct 153 ms 9372 KB Output is correct
15 Correct 194 ms 11064 KB Output is correct

Subtask #2
15.0 / 85.0

# 결과 실행 시간 메모리 Grader output
1 Correct 636 ms 11264 KB Output is correct
2 Correct 623 ms 10180 KB Output is correct
3 Correct 1327 ms 12452 KB Output is correct
4 Runtime error 19 ms 18664 KB Execution killed with signal 11
5 Runtime error 21 ms 19500 KB Execution killed with signal 11
6 Runtime error 31 ms 19824 KB Execution killed with signal 11
7 Runtime error 27 ms 20824 KB Execution killed with signal 11
8 Runtime error 35 ms 23664 KB Execution killed with signal 11
9 Runtime error 65 ms 26084 KB Execution killed with signal 11
10 Runtime error 49 ms 28224 KB Execution killed with signal 11
11 Runtime error 76 ms 24428 KB Execution killed with signal 11
12 Runtime error 72 ms 29116 KB Execution killed with signal 11
13 Runtime error 72 ms 28016 KB Execution killed with signal 11
14 Runtime error 61 ms 27748 KB Execution killed with signal 11
15 Runtime error 60 ms 30100 KB Execution killed with signal 11
16 Runtime error 79 ms 30104 KB Execution killed with signal 11
17 Runtime error 62 ms 29972 KB Execution killed with signal 11