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  1. #include <iostream>
  2. using namespace std;
  3. bool isIcecreamSandwich(string s){
  4. 	string n;
  5. 	for(int i = 0; i <= s.length() / 2; ++i)
  6. 		if(s[i] != s[s.length() - i - 1] || (n = !i || s[i] != n[n.length() - 1] ? n + s[i] : n).length() > 2)
  7. 			return false;
  8. 	return n.length() == 2;
  9. }
  10. int main(){
  11. 	string s;
  12. 	getline(cin, s), cout << boolalpha << isIcecreamSandwich(s);
  13. }
Success #stdin #stdout 0s 4532KB
comments (?)
stdin 
AAA*****AAA
stdout 
true
https://ideone.com/fZV9Pw
Сэндвич с мороженым
<br>https://o...content-available-to-author-only...l.ru/question/222164453
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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