oj.uz

Submission #466688

# Submission time Handle Problem Language Result Execution time Memory
466688 2021-08-20T07:55:13 Z Em1L Fountain (eJOI20_fountain) C++14
30 / 100
 1500 ms 3120 KB 
#include <bits/stdc++.h>

using namespace std;

void fastIO() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); }

int main()
{
    fastIO();
    
    int n, q, vol, pos;
    
    cin >> n >> q;
    
    vector < pair <int, int> > v(n);
    
    vector < int > pour(n);
    
    for (int i = 0; i < n; i++) cin >> v[i].first >> v[i].second;
    
    for (int i = 0; i < n; i++)
        for (int j = i; j <= n; j++)
        {
            if (j == n)
            {
                pour[i] = -1;
                
                break;
            }
            
            pour[i] = j;
            
            if (v[i].first < v[j].first) break;
        }
    
    for (int i = 0; i < q; i++)
    {
        cin >> pos >> vol; pos--;
        
        while (pos != -1)
        {
            vol -= v[pos].second;
            
            if (vol <= 0) break;
            
            pos = pour[pos];
        }
        
        cout << pos + 1 << '\n';
    }
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 3 ms 332 KB Output is correct
6 Correct 2 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1565 ms 3120 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #3
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 3 ms 332 KB Output is correct
6 Correct 2 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Execution timed out 1565 ms 3120 KB Time limit exceeded
9 Halted 0 ms 0 KB -