제출 #239317

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
239317	2020-06-15 11:23:18	dsjong	Political Development (BOI17_politicaldevelopment)	C++14	100 / 100	2850 ms	66200 KiB

politicaldevelopment

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#include <bits/stdc++.h>
using namespace std;
int sz[100005];
bool good[2000];
vector<int>adj[100005];
map<pair<int, int>, int> mp;
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    int n, k;
    cin>>n>>k;
    for(int i=0;i<n;i++){
        int d;
        cin>>d;
        for(int j=0;j<d;j++){
            int x;
            cin>>x;
            adj[i].push_back(x);
            mp[{i, x}]=true;
        }
        sz[i]=d;
    }
    int ans=1;
    for(int t=0;t<n;t++){
        int mini=INT_MAX, idx;
        for(int i=0;i<n;i++){
            if(sz[i]<mini){
                mini=sz[i];
                idx=i;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

politicaldevelopment.cpp: In function 'int main()':
politicaldevelopment.cpp:60:16: warning: 'idx' may be used uninitialized in this function [-Wmaybe-uninitialized]
         sz[idx]=INT_MAX;
                ^

• Subtask 1: 4 / 4
• Subtask 2: 12 / 12
• Subtask 3: 23 / 23
• Subtask 4: 38 / 38
• Subtask 5: 23 / 23