fork download
copy 
  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	unsigned long long ans=1;
  6. 	long long n,flag=0;
  7.  
  8. 	cin>>n;
  9.  
  10. 	long long a[n];
  11. 	for(int i=0;i<n;i++){
  12. 		cin>>a[i];
  13.  
  14. 		if(a[i]==0){
  15. 			ans*=a[i];
  16. 			flag=0;
  17. 			break;
  18. 		}
  19. 		if(ans>1000000000000000000){
  20. 			flag=-1;
  21. 		}else{
  22. 			ans*=a[i];
  23. 		}
  24. 	}
  25. 	cout<<ans<<endl;
  26. 	if(flag==0){
  27. 		cout<<ans<<endl;
  28. 	}else{
  29. 		cout<<flag<<endl;
  30. 	}
  31. 	// your code goes here
  32. 	return 0;
  33. }
Success #stdin #stdout 0s 4468KB
comments (?)
stdin
copy 
2
1000000000000000000  1000000000000000000
stdout
copy 
12919594847110692864
12919594847110692864
https://ideone.com/Qv5vnF
language:
C++ 4.3.2 (gcc-4.3.2)
created:
3 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!