Submission #426610

#	Time	Username	Problem	Language	Result	Execution time	Memory
426610		SAAD	Robots (IOI13_robots)	C++17	53 / 100	344 ms	12916 KiB

robots

#define F first
#define S second
#define rep(i,a,b) for(int i=a;!(a==b&&i!=b)&&((i<=b&&b>=a)||(i>=b&&a>=b));i+=(a<=b?1:-1))
#define pb push_back
#define Fbitl __builtin_ffs
#define bit1 __builtin_popcount
//#include <bits/stdc++.h>
#include <iostream>
#include <math.h>
#include <algorithm>
#include <string.h>
#include <vector>
#include <queue>
#include <map>
#include <unordered_map>
#include "robots.h"
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<string, string> pss;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<pii> vii;
typedef vector<ll> vl;
typedef vector<vl> vvl;
bool visa[(int)1e6];
int putaway(int A, int B, int T, int X[], int Y[], int W[], int S[]) {
    vector <pair<int, int>> x, y;
    for (int i = 0; i < T; i++) {
        x.pb({ W[i],i });
        y.pb({ S[i],i });
    }
    int c = A, res = 0; sort(y.begin(), y.end());
    sort(x.begin(), x.end()); sort(X, X + A); sort(Y, Y + B);
    bool th = true;
    int TT = T;
    while (TT && th) {
        c = A;
        th = false;
        for (int i = T - 1; i >= 0 && c; i--) {
            if (visa[x[i].S]) continue;
            if (x[i].F < X[c - 1]) {
                x[i].F = 0;
                visa[x[i].S] = true;
                c--;
                TT--;
                th = true;
            }
        }
        c = B;
        for (int i = T - 1; i >= 0 && c; i--) {
            if (visa[y[i].S]) continue;
            if (y[i].F < Y[c - 1]) {
                visa[y[i].S] = true;
                c--;
                TT--;
                th = true;
            }
        }
        res++;
    }
    return (th ? res : -1);
}

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