Submission #1158981

#	Time	Username	Problem	Language	Result	Execution time	Memory
1158981		ocasu	Palindromic Partitions (CEOI17_palindromic)	C++20	0 / 100	0 ms	320 KiB

palindromic

#include <bits/stdc++.h>
using namespace std;

#define int long long


int n; 
string s;

bool equals(int l1, int r1, int l2, int r2){
    string s1 = "", s2 = "";
    for (int i=l1; i<=r1; i++) s1 += s[i];
    for (int i=l2; i<=r2; i++) s2 += s[i];
    return s1==s2;
}

signed main(){
    cin>>s;
    n=(int)(s.length());
    s=" "+s;
    int ans=0;
    for (int i=1; i<=(n+1)/2; i++){
        int r=i;
        while (r<=n-i+1 and equals(i,r,n-r+1,n-i+1)==false){
            r++;
        }
        //cout<<"I "<<i<<' '<<r<<'\n';
        ans+=2;
        if (i==n-r+1 and r==n-i+1) ans--;
        
        i=r;
    }


    cout<<ans<<'\n';
}

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