Submission #389854

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
389854	2021-04-14 16:09:16	Alex_tz307	Tracks in the Snow (BOI13_tracks)	C++17	100 / 100	623 ms	118996 KiB

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#include <bits/stdc++.h>
using namespace std;
void fastIO() {
  ios_base::sync_with_stdio(false);
  cin.tie(nullptr);
  cout.tie(nullptr);
}
const int NMAX = 4e3 + 3;
const int di[] = {-1, 0, 1, 0}, dj[] = {0, 1, 0, -1};
int N, M, dp[NMAX][NMAX];
char a[NMAX][NMAX];
bool inside(int lin, int col) {
  return lin > 0 && col > 0 && lin <= N && col <= M;
}
void solve() {
  cin >> N >> M;
  for (int i = 1; i <= N; ++i)
    cin >> (a[i] + 1);
  dp[1][1] = 1;
  deque<pair<int,int>> dq{make_pair(1, 1)};
  int ans = 1;
  while (!dq.empty()) {
    int i, j;
    tie(i, j) = dq.front();
    dq.pop_front();
 
 
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• Subtask 1: 30 / 30
• Subtask 2: 70 / 70