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  1. #include <iostream>
  2. using namespace std;
  3. const int m=1e9+7;
  4. int v(int n,string s)
  5. {
  6. 	int c=1;
  7. 	    for(int i=0;i<n;i++)
  8. 	    if(s[i]=='c' || s[i]=='r' || s[i]=='l' || s[i]=='g')
  9. 	    c=(c*2)%m;
  10. 	    return c;
  11. }
  12. int main() {
  13. 	int k;
  14. 	cin>>k;
  15. 	while(k--)
  16. 	{
  17. 	    int n;
  18. 	    string s;
  19. 	    cin>>n>>s;
  20. 	    int f;
  21. 	    f=v(n,s);
  22. 	    cout<<f<<endl;
  23. 	}
  24. 	return 0;
  25. }
Success #stdin #stdout 0.01s 5304KB
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https://ideone.com/owi65e
language:
C++14 (gcc 8.3)
created:
1 year ago
visibility:
public

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