Submission #740066

#	Time	Username	Problem	Language	Result	Execution time	Memory
740066		veehz	Computer Network (BOI14_network)	C++17	100 / 100	94 ms	7984 KiB

network

#include "network.h"

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

void findRoute(int n, int a, int b) {
    vector<vector<int>> dist(n);
    dist[0].push_back(b);
    for(int i=1;i<=n;i++){
        if(i == b) continue;
        dist[ping(i,b)+1].push_back(i);
    }

    int cur = a, d = ping(a,b)+1;
    while(d){
        for(auto& i : dist[d-1]){
            if(ping(cur,i) == 0){
                travelTo(i);
                cur = i;
                d--;
                break;
            }
        }
    }
}

Compilation message (stderr)

grader.c: In function 'int main()':
grader.c:48:11: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   48 |     scanf ("%d%d%d%d", &N, &a, &b, &M);
      |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
grader.c:51:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   51 |             scanf("%d", &distance[u][v]);
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 25 / 25
• Subtask 2: 25 / 25
• Subtask 3: 25 / 25
• Subtask 4: 25 / 25