Submission #1276440

#	Time	Username	Problem	Language	Result	Execution time	Memory
1276440		avohado	Dreaming (IOI13_dreaming)	C++20	Compilation error	0 ms	0 KiB

dreaming

#include <bits/stdc++.h>
#include"dreaming.h
using namespace std;
#define mod 1000000007
#define maxn 200005
#define f first
#define s second
#define ll long long
#define pb(x) push_back(x)
vector<pair<int, int>> g[maxn];
bool a[maxn];
long long k;int i1;
int dfs(int u, int p){
    if(g[u].size()==1){
        return u;
    }
    for(auto i:g[u]){
        if(i.f!=p){
            return dfs(i.f, u);
        }
    }
}
long long dfs2(int u, int p, long long sum){
    long long mn=0;
    for(auto i:g[u]){
        mn=max(mn, dfs2(i.f, u, sum+i.s));
    }
    if(max(mn, sum)<k){
        i1=u;
        k=max(mn, sum);
    }
    return mn;
}
int travelTime(int N,int M,int L,int A[],int B[],int T[]){
    for(int i=0; i<m; i++){
        g[A[i]].push_back({B[i], T[i]});
        g[B[i]].push_back({A[i], T[i]});
    }
    vector<long long> v;
    for(int i=0; i<m; i++){
        if(!a[i]){
            k=INT64_MAX;
            u=dfs(i, i);
            dfs2(u, u, 0);
            v.push_back(k);
        }
    }
    sort(v.begin(), v.end(), greater<>);
    if(v.size()>2){
        return v[0]+v[1]+L;
    }else{
        return max(v[0]+v[1]+L, v[1]+v[2]+L*2);
    }
}
/*int main(){
    cin.tie(nullptr)->sync_with_stdio(0);
    int t=1;
    cin >> t;
    while(t--){
        solve();
        cout << "\n";
    }
    return 0;
}*/

Compilation message (stderr)

dreaming.cpp:2:9: warning: missing terminating " character
    2 | #include"dreaming.h
      |         ^
dreaming.cpp:2:9: error: #include expects "FILENAME" or <FILENAME>
    2 | #include"dreaming.h
      |         ^~~~~~~~~~~
dreaming.cpp: In function 'int travelTime(int, int, int, int*, int*, int*)':
dreaming.cpp:35:20: error: 'm' was not declared in this scope
   35 |     for(int i=0; i<m; i++){
      |                    ^
dreaming.cpp:40:20: error: 'm' was not declared in this scope
   40 |     for(int i=0; i<m; i++){
      |                    ^
dreaming.cpp:43:13: error: 'u' was not declared in this scope
   43 |             u=dfs(i, i);
      |             ^
dreaming.cpp:48:39: error: expected primary-expression before ')' token
   48 |     sort(v.begin(), v.end(), greater<>);
      |                                       ^
dreaming.cpp: In function 'int dfs(int, int)':
dreaming.cpp:22:1: warning: control reaches end of non-void function [-Wreturn-type]
   22 | }
      | ^