Submission #398046

#	Time	Username	Problem	Language	Result	Execution time	Memory
398046		fun_day	Palindromic Partitions (CEOI17_palindromic)	C++14	0 / 100	1 ms	204 KiB

palindromic

#include <bits/stdc++.h>
using namespace std;
string reversed(string ss){
  reverse(ss.begin(),ss.end());
  return ss;  
}
void clear(queue<char> &q){
   std::queue<char> empty;
   std::swap( q, empty );
}

int main(){
  ios::sync_with_stdio(false);
  cin.tie(0);
  int tt;
  cin >> tt;
  while(tt--){
    string ss ;
    cin >> ss;
    int n = ss.length();
    int ans = 0;
    string one , two;
    unordered_map<string, bool > mp;
    for(int i = 0, r = n-1 ; i <n ; i++,r--){
      one = move(one) + ss[i];
      mp[one] = 1;
      two.insert(two.begin(),ss[r]);
      if(mp[two]){ // too slow comparaison
        one.clear();two.clear();       
        ans++;
      }
    } 
    cout << ans << '\n';
  }
  return 0;
}

• Subtask 1: 0 / 15
• Subtask 2: 0 / 20
• Subtask 3: 0 / 25
• Subtask 4: 0 / 40