Submission #397369

#	Time	Username	Problem	Language	Result	Execution time	Memory
397369		Pichon5	Palindromic Partitions (CEOI17_palindromic)	C++17	0 / 100	2 ms	588 KiB

palindromic

#include <iostream>
#include <bits/stdc++.h>
#define pb push_back
using namespace std;
int dp[301][301];
string s;
int f(int b, int e){
    if(e<b)return 0;
    if(b==e)return 1;
    if(dp[b][e]!=-1)return dp[b][e];
    dp[b][e]=1;
    for(int i=1;i<=e-b+1;i++){
        if(i+i>e-b+1)break;
        string A=s.substr(b,i);
        string B=s.substr(e-i+1,i);
        if(A==B){
            dp[b][e]+=1+f(b+i,e-i);
        }
    }
    return dp[b][e];
}
void init(){
    for(int i=0;i<=300;i++){
        for(int l=0;l<=300;l++)dp[i][l]=-1;
    }
}
int main()
{
    int n,t;
    cin>>t;
    while(t--){
        cin>>s;
        init();
        int n=s.size();
        cout<<f(0,n-1)<<endl;
    }
    return 0;
}

Compilation message (stderr)

palindromic.cpp: In function 'int main()':
palindromic.cpp:29:9: warning: unused variable 'n' [-Wunused-variable]
   29 |     int n,t;
      |         ^

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