Submission #507586

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
507586	2022-01-12 18:50:26	CSQ31	Growing Vegetable is Fun 3 (JOI19_ho_t3)	C++17	75 / 100	1116 ms	383596 KiB

joi2019_ho_t3

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#include <bits/stdc++.h>
using namespace std;
const int INF = 1e9;
int dp[3][401][401][401],pos[3][401],cnt[3];
void chmin(int &x,int y){
  x = min(x,y);
}
int main()
{
  int n;
  string s;
  cin>>n>>s;
  vector<int>c;
  for(char x:s){
    if(x == 'R')c.push_back(0);
    if(x == 'G')c.push_back(1);
    if(x == 'Y')c.push_back(2);
  }
  for(int i=0;i<=n;i++)pos[0][i] = pos[1][i] = pos[2][i] = -1;
  for(int i=0;i<n;i++)pos[c[i]][cnt[c[i]]++] = i;
  /*
  for(int i=0;i<3;i++){
    for(int j=0;j<cnt[i];j++)cout<<pos[i][j]<<" ";
    cout<<'\n';
  }*/
  for(int i=0;i<=n;i++)
    for(int j=0;j<=i;j++)
      for(int k=0;k+j<=i;k++)
        dp[0][i][j][k] = dp[1][i][j][k] = dp[2][i][j][k] = INF;
        
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 55 / 55
• Subtask 3: 15 / 15
• Subtask 4: 0 / 25