Submission #367646

#	Time	Username	Problem	Language	Result	Execution time	Memory
367646		idk321	Robots (IOI13_robots)	C++11	0 / 100	1 ms	492 KiB

robots

#include "robots.h"

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

int putaway(int a, int b, int t, int x[], int y[], int w[], int s[]) {
    vector<array<int, 2>> toys(t);

    for (int i = 0; i < t; i++)
    {
        toys[i][0] = w[i];
        toys[i][1] = s[i];
    }

    int res = 0;
    set<int> sett;
    for (int i = 0; i < t; i++) sett.insert(w[i]);
    sort(x, x + a);

    if (*sett.rbegin() >= x[a - 1]) return -1;
    while (!sett.empty())
    {
        for (int i = a - 1;  i >= 0; i--)
        {
            auto it = sett.lower_bound(x[i]);
            if (it == sett.begin()) break;
            sett.erase(it);
        }
        res++;
    }


    return res;
}

• Subtask 1: 0 / 14
• Subtask 2: 0 / 14
• Subtask 3: 0 / 25
• Subtask 4: 0 / 37
• Subtask 5: 0 / 10