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  1. #include <bits/stdc++.h>
  2. #include <string>
  3.  
  4. using namespace std;
  5.  
  6. bool ispalindrome(string s)
  7. {
  8.     int i=0;
  9.     int j=s.size()-1;
  10.     while(i<j) 
  11.     {
  12.         if (s[i]==' ')i++; 
  13.         if (s[j]==' ')j--; 
  14.         if(tolower(s[i])!=tolower(s[j]))return false;
  15.             i++;
  16.             j--;
  17.     }
  18.     return true;
  19. }
  20.  
  21. int main()
  22. {
  23.     //freopen("palindrom.in", "r", stdin);  
  24.     //freopen("palindrom.out", "w", stdout);
  25.     string s;
  26.     string phraze;
  27.     float num;
  28.     int temp=0;
  29.     bool found_palindrome = false; 
  30.     while(getline(cin,s))
  31.     {
  32.         int index=s.find_first_of("!.?");
  33.         //cout<<index<<'\n';
  34.         phraze=(s.substr(temp,index));
  35.         //cout<<phraze<<'\n';
  36.         if(ispalindrome(phraze) && phraze.size()-1 > 1)
  37.         {
  38.             found_palindrome = true; 
  39.             cout<<phraze<<'\n';
  40.         }
  41.             temp=index+1;
  42.         }
  43.         if (!found_palindrome) cout << "-1" << '\n';  
  44. return 0;
  45. }
Success #stdin #stdout 0.01s 5476KB
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https://ideone.com/NQA4Pq
language:
C++ (gcc 8.3)
created:
2 years ago
visibility:
public

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