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  1. #include <iostream>
  2. #include<math.h>
  3.  
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8.     int ile;
  9.     cin>>ile;
  10.    for(int i=0; i<ile; i++)
  11.     {
  12.     int a,b;
  13.     cin>>a>>b;
  14.     if(1 <= a,b <= 1000000000)
  15.     {
  16.     	int c= a%10;
  17.     	int d =b%10;
  18.     	if(c == 0) c=10;
  19.     	if(d == 0) d=10;
  20.     int e= pow(c,d);
  21.     cout<<e%10<<endl;
  22.     };
  23.     }
  24.     return 0;
  25. }
  26.  
Success #stdin #stdout 0s 15232KB
comments (?)
stdin
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7
7 1
7 2
7 3
7 4
7 5
9999 9999
stdout
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7
9
3
1
7
9
9
https://ideone.com/4xiJZ9
language:
C++ (gcc 8.3)
created:
5 years ago
visibility:
secret

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