Submission #96767

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
96767	2019-02-11 19:39:01	Rouge_Hugo	Mate (COCI18_mate)	C++14	100 / 100	1557 ms	22008 KiB

mate

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#include <bits/stdc++.h>
using namespace std;
const int mod =1e9+7;
long long  dp[2003][28][28],r[2003][27];
int main()
{
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cout.tie (NULL);
  string s;cin>>s;
  int n=s.size();
    long long sum=0;
  for(int i=0;i<n;i++)
  {
    for(int j=n;j>1;j--)
    {
      sum=0;
      for(int u=1;u<27;u++)
      {
        dp[j][u][s[i]-'0'-48]+=r[j-1][u]%mod;
        sum+=r[j-1][u]%mod;
      }
      r[j][s[i]-'0'-48]+=sum%mod;
      r[j][s[i]-'0'-48]%=mod;
    }
  r[1][s[i]-'0'-48]+=1;
  }
  char c,c1;
  int x;
  int q;cin>>q;
 
 
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• Subtask 1: 100 / 100