oj.uz

Submission #172305

# Submission time Handle Problem Language Result Execution time Memory
172305 2020-01-01T05:58:50 Z ho94949 Robots (IOI13_robots) C++17
100 / 100
 2745 ms 33228 KB 
#include<bits/stdc++.h>
using namespace std;

#include "robots.h"

bool can(vector<int> X, vector<int> Y, vector<pair<int, int> > Z, int T)
{
    int ztp = 0;
    priority_queue<pair<int, int> > Q;
    for(auto y: Y)
    {
        while(ztp<(int)Z.size() && Z[ztp].second < y)
            Q.emplace(Z[ztp++]);
        for(int i=0; i<T && !Q.empty(); ++i)
            Q.pop();
    }
    while(ztp<(int)Z.size()) Q.emplace(Z[ztp++]);
    vector<int> remainX;
    while(!Q.empty())
    {
        remainX.push_back(Q.top().first);
        Q.pop();
    }
    sort(remainX.begin(), remainX.end());
    int xtp = 0;
    for(auto x: X)
        for(int i=0; i<T && xtp != (int)remainX.size() && remainX[xtp] < x; ++i)
            ++xtp;            

    return xtp == (int)remainX.size();
}

int putaway(int A, int B, int T, int X[], int Y[], int W[], int S[]) {
    int lo = 0; //impos
    int hi = T+1; //pos

    vector<int> _X(X, X+A), _Y(Y, Y+B);
    vector<pair<int, int> > ws;
    for(int i=0; i<T; ++i)
        ws.emplace_back(W[i], S[i]);
    
    //sort X, Y, ws according to second value
    sort(_X.begin(), _X.end());
    sort(_Y.begin(), _Y.end());
    sort(ws.begin(), ws.end(), [](pair<int, int> a, pair<int, int> b)
    {
        return a.second < b.second;
    });

    while(lo+1!=hi)
    {
        int mi = (lo+hi)>>1;
        if(can(_X, _Y, ws, mi)) hi = mi;
        else lo = mi;
    }
    if(hi == T+1) return -1;
    return hi;
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 380 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 3 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2595 ms 21036 KB Output is correct
5 Correct 2467 ms 20964 KB Output is correct
6 Correct 179 ms 3040 KB Output is correct
7 Correct 2745 ms 20916 KB Output is correct
8 Correct 2479 ms 20896 KB Output is correct
9 Correct 2468 ms 20908 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct

Subtask #4
37.0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 348 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 17 ms 948 KB Output is correct
17 Correct 19 ms 932 KB Output is correct
18 Correct 25 ms 1212 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 380 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2577 ms 31960 KB Output is correct
11 Correct 2459 ms 31464 KB Output is correct
12 Correct 180 ms 4324 KB Output is correct
13 Correct 2590 ms 29380 KB Output is correct
14 Correct 2472 ms 31628 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 18 ms 932 KB Output is correct
22 Correct 2312 ms 31468 KB Output is correct
23 Correct 2468 ms 31416 KB Output is correct
24 Correct 1796 ms 31980 KB Output is correct
25 Correct 839 ms 26264 KB Output is correct
26 Correct 2222 ms 33228 KB Output is correct
27 Correct 1000 ms 31416 KB Output is correct
28 Correct 1154 ms 31484 KB Output is correct
29 Correct 2425 ms 32796 KB Output is correct