oj.uz

Submission #804256

# Submission time Handle Problem Language Result Execution time Memory
804256 2023-08-03T07:41:19 Z 이동현(#10103) Vera and Modern Art (CCO17_art) C++17
5 / 25
 814 ms 9592 KB 
#include <bits/stdc++.h>
// #pragma GCC optimize("O3")
// #pragma GCC optimize("Ofast")
// #pragma GCC optimize("unroll-loops")
using namespace std;

unordered_map<signed long long, int> srt[70];

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);

    auto len = [&](signed long long x){
        return 64 - __builtin_clzll(x);
    };

    int n, q;
    cin >> n >> q;
    signed long long A = 998244353;
    signed long long B = (int)1e9 + 7;
    for(int i = 0; i < n; ++i){
        signed long long x, y;
        int v;
        cin >> x >> y >> v;
        // assert(y == 1);
        srt[len(x) - 1][A * x + B * y] += v;
    }

    for(int rep = 0; rep < q; ++rep){
        signed long long x, y;
        cin >> x >> y;
        int ans = 0;
        for(int i = 0; (1ll << i) <= x; ++i){
            if(!(int)srt[i].size()) continue;
            signed long long px = x % (1ll << i) + (1ll << i);
            signed long long py = 1;

            // ans += srt[i][A * px + B * py];
            auto p = srt[i].find(A * px + B * py);
            if(p != srt[i].end()){
                ans += p->second;
            }
        }

        cout << ans << '\n';
    }
    
    return 0;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 222 ms 9592 KB Output is correct
2 Correct 219 ms 9536 KB Output is correct
3 Correct 718 ms 8948 KB Output is correct
4 Correct 814 ms 9024 KB Output is correct
5 Correct 397 ms 9036 KB Output is correct
6 Correct 374 ms 9080 KB Output is correct
7 Correct 363 ms 9080 KB Output is correct
8 Correct 362 ms 8996 KB Output is correct
9 Correct 419 ms 8996 KB Output is correct
10 Correct 400 ms 9000 KB Output is correct

Subtask #3
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -