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  1. #include <iostream>
  2. #include <cmath>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	// your code goes here
  7. for(int i=100;i<1000;i++){
  8. 	int a,b;
  9. 	a=i*20;
  10. 	b=sqrt(a);
  11. 	if(a==b*b){
  12. 	cout<<i;
  13. 	break;
  14. }
  15. }
  16.  
  17.  
  18.  
  19. 	return 0;
  20. }
Success #stdin #stdout 0.01s 4812KB
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https://ideone.com/HcGtzg
language:
C++ (gcc 8.3)
created:
3 years ago
visibility:
public

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