Submission #1164617

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1164617	2025-03-10 03:41:44	fryingduc	Tracks in the Snow (BOI13_tracks)	C++20	100 / 100	557 ms	151008 KiB

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#include "bits/stdc++.h"
using namespace std;
#ifdef duc_debug
#include "bits/debug.h"
#else
#define debug(...)
#endif
const int movex[] = {1, -1, 0, 0};
const int movey[] = {0, 0, 1, -1};
const int maxn = 4005;
int n, m; 
char a[maxn][maxn];
int d[maxn][maxn];
void solve() {
  cin >> n >> m;
  for (int i = 1; i <= n; ++i) {
    for (int j = 1; j <= m; ++j) {
      cin >> a[i][j];
    }
  }
  deque<tuple<int, int, int>> dq;
  dq.emplace_back(1, 1, 1);
  memset(d, 0x3f, sizeof(d));
  d[1][1] = 1;
  while (!dq.empty()) {
    auto [dist, x, y] = dq.front();
 
 
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• Subtask 1: 30 / 30
• Subtask 2: 70 / 70