Submission #1361650

#	Time	Username	Problem	Language	Result	Execution time	Memory
1361650		midari	Race (IOI11_race)	C++20	Compilation error	0 ms	0 KiB

race

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

int best_path(int n, int k, int H[][2], int L[]){
    vector<int>adj[200100];
    int dist[1005][1005];
    for (int i=1; i<n; i++){
        int u=H[i][0];
        int v=H[i][1];
        int l=L[i];
        adj[u].push_back(v);
        adj[v].push_back(u);
        dist[u][v]=l;
        dist[v][u]=l;
    }
    int e=intONG_MAX;
    int dfh1[200100],dfh2[200100];
    for (int i=1; i<=n; i++){
        queue<int>q;
        q.push(i);
        int vis[n+5]={0};
        dfh1[i]=0;
        dfh2[i]=0;
        while (!q.empty()){
            int a=q.front();
            q.pop();
            vis[a]=1;
            for (auto u : adj[a]){
                if (vis[u]!=1){
                    vis[u]=1;
                    q.push(u);
                    dfh1[u]=dfh1[a]+dist[a][u];
                    dfh2[u]=dfh2[a]+1;
                    if (dfh1[u]==k){
                        e=min(e,dfh2[u]);
                    }
                }
            }
        }
    }
    if (e==intONG_MAX){
        return -1;
    }
    else {
        return e;
    }
}

Compilation message (stderr)

race.cpp: In function 'int best_path(int, int, int (*)[2], int*)':
race.cpp:17:11: error: 'intONG_MAX' was not declared in this scope; did you mean 'LONG_MAX'?
   17 |     int e=intONG_MAX;
      |           ^~~~~~~~~~
      |           LONG_MAX
race.cpp:48:1: warning: control reaches end of non-void function [-Wreturn-type]
   48 | }
      | ^