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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main(){
  4.     long long n;
  5.     cin>>n;
  6.     int a,b,c;
  7.  
  8.     if(n%3==0 && n >=6){
  9.      b=n/3;
  10.      c=n/3 + 1;
  11.      a=n/3 - 1;
  12. }
  13. 	else if(n%3==1 && n>=6){
  14. 		 b=(n-1)/3;
  15. 		 a=(n-1)/3 -1;
  16. 		 c=(n-1)/3 +2;
  17. 	}
  18. 	else if(n%3==2 && n>=6){
  19. 		 a=(n-2)/3 -1;
  20. 		 b=(n-2)/3 +1;
  21. 		 c=(n-2)/3 +2;
  22. 	}
  23. 	if(n>=6)
  24. 	cout<<a<<" "<<b<<" "<<c;
  25. 	else
  26. 	cout<<-1;
  27. 	return 0;
  28.  
  29. }
Success #stdin #stdout 0.01s 5320KB
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https://ideone.com/hiE5cK
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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