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  1. #include <iostream>
  2.  
  3. int main() {
  4. int A, B;
  5. std::cin >> A;
  6. if (A >= 10)
  7. {
  8. B=A/10;
  9. std::cout << (A/10)*(B+1) << "25";
  10. }
  11. else
  12. {
  13. std::cout << A*A;
  14. }
  15. return 0;
  16. }
Success #stdin #stdout 0s 5536KB
stdin
17
stdout
225