Run ID:162639

提交时间:2026-10-18 07:52:39

#include <bits/stdc++.h> using namespace std; int main() { char a[5001]; int i,j,k,m,n; while(cin>>a) { n=strlen(a); i=0; k=n; while(i<n) { j=1; while(j<=i and j<n-i) { if(a[i-j]==a[i+j]) k++; else break; j++; } if(a[i]==a[i+1]) { j=0; while(i-j>=0 and i+j+1<n) { if(a[i-j]==a[i+j+1]) k++; else break; j++; } } i++; } printf("%d\n",k); } return 0; }