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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main()
  5. {
  6.     unsigned long long N,num;
  7.     unsigned int ret;
  8.     cin >> N;
  9.     for(int i = 0;i<N;i++){
  10.         ret = 1;
  11.         cin >> num;
  12.         for(unsigned int i = 1; i <= num; ++i){
  13.             ret *= i;
  14.         }
  15.         cout << ret%10<<endl;
  16.         }
  17.  
  18.  
  19. 	return 0;
  20. }
  21.  
Success #stdin #stdout 0s 4224KB
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https://ideone.com/mrWjQa
language:
C++ (gcc 8.3)
created:
3 years ago
visibility:
secret

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