Submission #635622

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
635622	2022-08-26 13:58:47	thienbao1602	Tracks in the Snow (BOI13_tracks)	C++17	100 / 100	745 ms	33604 KiB

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#include    <bits/stdc++.h>
#define ll long long
#define fi first
#define se second
using namespace std;
const int u[] = {0, 1, 0, -1};
const int v[] = {1 , 0, -1, 0};
const int N = 4055;
int W, H;
char snow[N][N];
bool safe(int u, int v)
{
    return (u >= 0 && u < W && v >= 0 && v < H);
}
void solve()
{
    cin >> W >> H;
    for(int row=0; row<W; row++)
    {
        for(int col=0; col<H; col++)
        {
            cin >> snow[row][col];
        }
    }
    queue<pair<int, int>> que[2];
 
 
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• Subtask 1: 30 / 30
• Subtask 2: 70 / 70