제출 #954782

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
954782	2024-03-28 14:23:34	BbtT	Jakarta Skyscrapers (APIO15_skyscraper)	C++17	0 / 100	1 ms	440 KiB

skyscraper

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#include<bits/stdc++.h>
using namespace std;
struct edge{
    int n,w;
};
bool operator<(edge a,edge b){
    return a.w<b.w;
}
int main(){
    int N,M;
    cin>>N>>M;
    vector<vector<edge>> edges(N);
    for(int i=0;i<M;i++){
        int b,p;
        scanf("%d%d",&b,&p);
        vector<edge> temp;
        for(int j=b-p;j>=0;j-=p)temp.push_back((edge){j,(b-j)/p});
        for(int j=b+p;j<N;j+=p)temp.push_back((edge){j,(j-b)/p});
        edges.push_back(temp);
        edges[b].push_back((edge){edges.size()-1,0});
    }
    bitset<30005> vis;
    priority_queue<edge> pq;
    vis[0]=1;
    pq.push((edge){0,0});
 
 
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컴파일 시 표준 에러 (stderr) 메시지

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:25:47: warning: narrowing conversion of '(edges.std::vector<std::vector<edge> >::size() - 1)' from 'std::vector<std::vector<edge> >::size_type' {aka 'long unsigned int'} to 'int' [-Wnarrowing]
   25 |         edges[b].push_back((edge){edges.size()-1,0});
      |                                   ~~~~~~~~~~~~^~
skyscraper.cpp:20:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |         scanf("%d%d",&b,&p);
      |         ~~~~~^~~~~~~~~~~~~~

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