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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 5224KB
comments (?)
stdin 
23
stdout 
1
https://ideone.com/gKnLbm
language:
C++14 (gcc 8.3)
created:
13 days ago
visibility:
public

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