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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int a, b;
  6. 	cin>>a;
  7. 	cout<<(a/10 - a%10);
  8. 	return 0;
  9. }
Success #stdin #stdout 0.01s 5336KB
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-1
https://ideone.com/mL3BU9
language:
C++14 (gcc 8.3)
created:
15 days ago
visibility:
public

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