제출 #678064

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
678064	2023-01-05 06:35:28	Cross_Ratio	Jakarta Skyscrapers (APIO15_skyscraper)	C++14	100 / 100	992 ms	3980 KiB

skyscraper

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#include <bits/stdc++.h>
using namespace std;
const int INF = 1e9;
int B[30005];
int C[30005];
int dis[30005];
bool vis[30005];
vector<int> V[30005];
typedef pair<int,int> P;
signed main() {
    cin.sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int N, M;
    cin >> N >> M;
    clock_t st = clock();
    int i, j;
    for(i=0;i<M;i++) cin >> B[i] >> C[i];
    for(i=0;i<N;i++) dis[i] = INF;
    for(i=0;i<M;i++) V[B[i]].push_back(i);
    dis[B[0]] = 0;
    priority_queue<P,vector<P>,greater<P>> PQ;
    PQ.push(P(0,B[0]));
    while(!PQ.empty()) {
        if(clock() - st >= 990000) break;
        P k2 = PQ.top();
        PQ.pop();
        int id = k2.second;
        if(vis[id]) continue;
        vis[id] = true;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:17:12: warning: unused variable 'j' [-Wunused-variable]
   17 |     int i, j;
      |            ^

• Subtask 1: 10 / 10
• Subtask 2: 12 / 12
• Subtask 3: 14 / 14
• Subtask 4: 21 / 21
• Subtask 5: 43 / 43