제출 #1020783

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
1020783	2024-07-12 09:50:58	vjudge1	Teleporters (IOI08_teleporters)	C++17	75 / 100	658 ms	65536 KiB

teleporters

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#include<bits/stdc++.h>
using namespace std;
map<int,int> go,tele;
bitset<2000100>vis;
set<int>st;
int docycle(int n){
    int x=0;
    while(!vis[n])  
        x++,vis[n]=1,n=go[n];
    return x;
}
int main(){
    int n,m;
    cin>>n>>m;
    for(int i=1;i<=n;i++){
        int x,y;
        cin>>x>>y;
        tele[x]=y;
        tele[y]=x;
        st.insert(x);
        st.insert(y);
    }
    st.insert(0);
    st.insert(2e6+1);
    tele[2e6+1]=2e6+1;
    for(auto i:st){
        if(i>2e6)break;
        go[i]=tele[*st.upper_bound(i)];
    }
    int x=0,y=0;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

teleporters.cpp: In function 'int main()':
teleporters.cpp:36:9: warning: comparison of integer expressions of different signedness: 'int' and 'std::priority_queue<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   36 |     if(m>=pq.size())
      |        ~^~~~~~~~~~~
teleporters.cpp:37:25: warning: suggest parentheses around '+' in operand of '&' [-Wparentheses]
   37 |         cout<<(n+m)*2-(n+m&1);
      |                        ~^~

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
• Subtask 4: 5 / 5
• Subtask 5: 5 / 5
• Subtask 6: 5 / 5
• Subtask 7: 5 / 5
• Subtask 8: 5 / 5
• Subtask 9: 5 / 5
• Subtask 10: 5 / 5
• Subtask 11: 5 / 5
• Subtask 12: 5 / 5
• Subtask 13: 5 / 5
• Subtask 14: 5 / 5
• Subtask 15: 5 / 5
• Subtask 16: 0 / 5
• Subtask 17: 0 / 5
• Subtask 18: 0 / 5
• Subtask 19: 0 / 5
• Subtask 20: 0 / 5