Submission #298458

#	Time	Username	Problem	Language	Result	Execution time	Memory
298458		Pichon5	Seats (IOI18_seats)	C++17	11 / 100	4025 ms	24184 KiB

seats

#include "seats.h"
#include <bits/stdc++.h>
using namespace std;
vector<int>r,c;
int h,w;
void give_initial_chart(int H, int W, std::vector<int> R, std::vector<int> C)
{
    r=R;
    c=C;
    h=H;
    w=W;
}

int swap_seats(int a, int b)
{
    swap(r[a],r[b]);
    swap(c[a],c[b]);
    int miy=r[0];
    int mix=c[0];
    int may=r[0];
    int maax=c[0];
    int res=1;
    for(int i=1; i<h*w; i++)
    {
        miy=min(miy,r[i]);
        mix=min(mix,c[i]);
        may=max(may,r[i]);
        maax=max(maax,c[i]);
        if((maax-mix+1)*(may-miy+1)==(i+1)){
            res++;
        }
    }
    return res;
}

• Subtask 1: 5 / 5
• Subtask 2: 6 / 6
• Subtask 3: 0 / 20
• Subtask 4: 0 / 6
• Subtask 5: 0 / 33
• Subtask 6: 0 / 30