제출 #422451

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
422451		Apiram	Connecting Supertrees (IOI20_supertrees)	C++14	0 / 100	1 ms	204 KiB

supertrees

#include "supertrees.h"
#include<bits/stdc++.h>
using namespace std;
void markall(int i ,int j ,vector<int>&f,vector<int>&b,vector<vector<int>>&p,vector<vector<int>>&answer){
int k = b[i];
while(k!=-1){
int u = j;	
while(u!=-1){
if (!answer[k][u]){
p[k][u]--;
p[u][k]--;
answer[k][u]++;
answer[u][k]++;}
u=f[u];}
k=b[k];
}
}
bool check(vector<int>f,vector<int>b,int i ,int j,vector<vector<int>>p){
int k = b[i];
while(k!=-1){
int u = j;	
while(u!=-1){
if (p[k][u]<=0)return false;
u=f[u];}
k=b[k];
}
return true;
}
int construct(vector<std::vector<int>> p) {
	int n = p.size();
	vector<vector<int>>answer(n,vector<int>(n,0));
	vector<vector<int>>vanswer(n,vector<int>(n,0));
	for (int i =0;i<n-1;++i){
		for (int j=0;j<n-1;++j){
		answer[i][j]=1;
		answer[i+1][j]=1;
		answer[i][j+1]=1;
		}
	}
	
		
																							
	
	build(answer);
	return 1;
}

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