Submission #172305

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
172305	2020-01-01 05:58:50	ho94949	Robots (IOI13_robots)	C++17	100 / 100	2745 ms	33228 KiB

robots

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#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();
 
 
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• Subtask 1: 14 / 14
• Subtask 2: 14 / 14
• Subtask 3: 25 / 25
• Subtask 4: 37 / 37
• Subtask 5: 10 / 10