Submission #1000183

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1000183	2024-06-16 23:21:11	a5a7	Tracks in the Snow (BOI13_tracks)	C++14	100 / 100	620 ms	226492 KiB

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#include <bits/stdc++.h>
using namespace std;
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
template <class T> 
using indexedset = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
typedef long long ll;
int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n, m;
    cin >> n >> m;
    char grid[n][m];
    ll dist[n][m];
    int visited[n][m];
    for (int i = 0; i < n; i++){
        for (int j = 0; j < m; j++){
            cin >> grid[i][j];
            dist[i][j] = 0;
            visited[i][j] = 0;
        }
    }
    deque<pair<int, int>> q;
    dist[0][0] = 1;
    q.push_back({0, 0});
    vector<pair<int, int>> dir = {{-1, 0}, {1, 0}, {0, 1}, {0, -1}};
    ll ans = 1;
    while (!q.empty()){
        auto x = q.front();
 
 
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Compilation message (stderr)

tracks.cpp: In function 'int main()':
tracks.cpp:16:9: warning: variable 'visited' set but not used [-Wunused-but-set-variable]
   16 |     int visited[n][m];
      |         ^~~~~~~

• Subtask 1: 30 / 30
• Subtask 2: 70 / 70