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  1. #include <iostream>
  2. #include <cstdio>
  3. #include <cmath>
  4. using namespace std;
  5.  
  6. int main() {
  7. 	int t, n, a, b, r;
  8. 	scanf("%d", &t);
  9. 	while(t--) {
  10. 		scanf("%d", &n);
  11. 		a=sqrt(n); b=r=0;
  12. 		for(int i=a; i>0;) {
  13. 			if(n%i!=0) i--;
  14. 			else {
  15. 				b=n/i; r=b-i; break;
  16. 			}
  17. 		}
  18. 		printf("%d\n", r);
  19. 	}
  20. 	return 0;
  21. }
Success #stdin #stdout 0s 3300KB
comments (?)
stdin 
4
20
13
8
4
stdout 
1
12
2
0
https://ideone.com/1v3r2t
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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