Submission #1314850

#	Time	Username	Problem	Language	Result	Execution time	Memory
1314850		kantaponz	Computer Network (BOI14_network)	C++20	100 / 100	52 ms	4368 KiB

network

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

vector<int> dist[1005];

void findRoute (int N, int a, int b)
{
    int d = ping(a, b);
    for (int i = 1; i <= N; i++) {
        if (i == a || i == b) continue;
        dist[ping(i, a)].emplace_back(i);
    }

    stack<int> s;
    int cur = b;

    for (int i = d - 1; i >= 0; i--) {
        for (auto x : dist[i]) {
            if (ping(x, cur) == 0) {
                s.push(x);
                cur = x;
                break;
            }
        }
    }

    while (!s.empty()) {
        travelTo(s.top());
        s.pop();
    }

    travelTo(b);
}

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