제출 #1048971

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1048971		Dalek_of_Rivia	Vision Program (IOI19_vision)	C++17	8 / 100	3 ms	808 KiB

vision

#include "vision.h"
#include<bits/stdc++.h>
using namespace std;

void construct_network(int H, int W, int K) {
	vector<int> Ns;
	int inf = 0, sup = H-1;
    while(inf!=sup){
        Ns.clear();
        int m = (inf+sup)/2;
        for(int i=inf; i<=m; i++){
            for(int j=0; j<W; j++){
                Ns.push_back(W*i+j);
            }
        }
        if(add_or(Ns)){
            sup=m;
        }else{
            inf=m+1;
        }
    }
    int x = inf;
    inf = 0, sup = W-1;
    while(inf!=sup){
        Ns.clear();
        int m = (inf+sup)/2;
        for(int i=x; i<=x; i++){
            for(int j=inf; j<=m; j++){
                Ns.push_back(W*i+j);
            }
        }
        if(add_or(Ns)){
            sup=m;
        }else{
            inf=m+1;
        }
    }
    int y = inf;
    Ns.clear();
    for(int i=0; i<H; i++){
        for(int j=0; j<W; j++){
            if(abs(i-x)+abs(j-y)==K){
                Ns.push_back(W*i+j);
            }
        }
    }
    add_or(Ns);
}

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