제출 #1274991

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1274991		muhammad-mutahir	Construction Project 2 (JOI24_ho_t2)	C++20	0 / 100	2 ms	580 KiB

Main

#include <bits/stdc++.h>
using namespace std;

#define print(l) for(auto i:l) cout<<i<<" ";cout<<endl;
#define input(t,l,n) vector<t>l(n);for(int i = 0;i<n;i++)cin>>l[i];
#define int long long
#define pb push_back
#define ordered_set tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update> 
#define all(l) l.begin(),l.end()
#define pii pair<int,int>
#define fi first
#define se second

const int M = 998244853;

int inf = 1e18;

void io(){
    #ifndef ONLINE_JUDGE
    freopen("input.in","r",stdin);
    // freopen("outputf.in","w",stdout);
    #endif

    ios::sync_with_stdio(0);//DO NOT USE IN INTERACTIVE
    cin.tie(0), cout.tie(0);
    cout << fixed<<setprecision(9);

}

int n,m,s,t,l,k;

void solve(){
    cin>>n>>m>>s>>t>>l>>k;
    vector<int>deg(n+1,0);
    for(int i =0 ;i<m;i++){
        int u,v,w;
        cin>>u>>v>>w;
        deg[u]++;
        deg[v]++;
    }
    cout<<deg[s]+deg[t]+1<<endl;
}






signed main(){
    // io();
    int t = 1;

    while(t--) solve();

}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'void io()':
Main.cpp:20:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |     freopen("input.in","r",stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 8
• Subtask 2: 0 / 16
• Subtask 3: 0 / 29
• Subtask 4: 0 / 47