Submission #742831

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
742831	2023-05-17 03:43:54	hmm789	Gardening (RMI21_gardening)	C++14	39 / 100	21 ms	724 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
#define int long long
#define endl '\n'
vector<vector<int>> a;
int clr = 1;
void solve(int l, int r, int u, int d, int k) {
  int n = d-u+1, m = r-l+1;
  if(n <= 0 || m <= 0) return;
  if(k == n*m/4) {
    for(int i = u; i <= d; i++) {
      for(int j = l; j <= r; j++) {
        if((i-u)%2==0) {
          if((j-l)%2==0) a[i][j] = clr;
          else a[i][j] = clr++;
        } else a[i][j] = a[i-1][j];
      }
    }
  } else if(k >= n*m/4-n/2-m/2+2) {
    int num = n*m/4-k;
    if(num*2 <= m) {
      for(int i = l; i < l+num*2; i++) a[u][i] = a[min(d, u+3)][i] = clr;
      for(int i = u; i <= min(d, u+3); i++) a[i][l] = a[i][l+num*2-1] = clr;
      clr++;
      solve(l+1, l+num*2-2, u+1, min(d, u+3)-1, num-1);
      solve(l+num*2, r, u, min(d, u+3), r-(l+num*2)+1);
      solve(l, r, min(d, u+3)+1, d, k-1-(num-1)-(r-(l+num*2)+1));
    } else {
      int cols = (num-m/2)*2+4;
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 6 / 6
• Subtask 3: 10 / 10
• Subtask 4: 18 / 18
• Subtask 5: 0 / 39
• Subtask 6: 0 / 22