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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main(){
  5.  
  6. int a,b,x;
  7. cin>>a>>b>>x;
  8.  
  9. cout<<min(abs(x-a),abs(x-b));
  10.  
  11. return 0;
  12. }
Success #stdin #stdout 0.01s 5320KB
stdin
843 -345 496
stdout
347