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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. bool isPalindrome(int x) {
  5.     if(x < 0)
  6.         return false;
  7.  
  8.     int rem, revX = 0;
  9.     int temp = x;
  10.     while(temp > 0){
  11.         rem = temp % 10;
  12.         revX = revX * 10 + rem;
  13.         temp = temp / 10;
  14.     }
  15.     return revX == x;
  16. }
  17.  
  18. int main() {
  19. 	int x = 12344321;
  20. 	cout << isPalindrome(x) << endl;
  21. 	cout << isPalindrome(-1 * x) << endl;
  22. 	return 0;
  23. }
Success #stdin #stdout 0s 16064KB
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https://ideone.com/9YyJke
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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