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  1. #include<iostream>
  2. #include<cmath>
  3. using namespace std;
  4. int main()
  5. {
  6. ios_base::sync_with_stdio(0);
  7. cin.tie(0);
  8. cout.tie(0);
  9. int n , a , b;
  10. cin >> n >> a >> b;
  11. while(n >= a && n >= b)
  12. {
  13. n = n %( a + 2 * b);
  14. if( n >= b )
  15. {
  16. n = n - b;
  17. }
  18. if (n >= a)
  19. {
  20. n = n - a;
  21. }
  22. }
  23. cout << n;
  24. return 0;
  25. }
Success #stdin #stdout 0.01s 5520KB
stdin
Standard input is empty
stdout
21905