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  1. #include <iostream>
  2. #include <cmath>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	int m1 , m2 , m3 , x;
  7. 	cin >> m1 >> m2 >> m3;
  8. 	if ( ( m1 + m2 + m3 ) % 3 == 0 ) {
  9. 		if ( m1 != m2 and m1 != m3 and m2 != m3 ) {
  10. 			cout << ( max ( max ( m1 , m2 ) , m3 ) - ( ( m1 + m2 + m3 ) / 3 ) );
  11. 		}
  12. 		else if ( m1 == m2 ) { 
  13. 			int x;
  14. 			x = ( m3 - ( m1 + m2 + m3 ) / 3 );
  15. 			if ( x < 0 ) { 
  16. 				cout << -x; 
  17. 			} 
  18. 			else cout<<x;
  19. 		}
  20. 		else if ( m1 == m3 ) { 
  21. 			int x;
  22. 			x = ( m2 - ( m1 + m2 + m3 ) / 3 );
  23. 			if ( x < 0 ) { 
  24. 				cout << -x;
  25. 			} else cout << x;
  26. 		}
  27. 		else if ( m2 == m3 ) { 
  28. 			int x;
  29. 			x = ( m1 - ( m1 + m2 + m3 ) / 3 );
  30. 			if ( x < 0 ) { 
  31. 				cout << -x; 
  32. 			} 
  33. 			else cout << x;
  34. 			}
  35. 		}
  36. 	else cout << "IMPOSSIBLE";
  37. 	return 0;
  38. }
Success #stdin #stdout 0s 4308KB
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https://ideone.com/kNMygH
маршрутное такси
language:
C++ (gcc 8.3)
created:
7 years ago
visibility:
public

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