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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. // your code goes here
  6. int t;
  7. cin>>t;
  8. while(t--)
  9. {
  10. int x,y;
  11. cin>>x>>y;
  12. if(abs(x-y)<=1)
  13. cout<<(x+y)<<endl;
  14. else
  15. {
  16. int d=abs(x-y);
  17. cout<<(x+y+d-1)<<endl;
  18. }
  19. }
  20. return 0;
  21.  
  22. }
  23.  
Success #stdin #stdout 0s 5288KB
stdin
4
1 2
1 1
10 20
5 4
stdout
3
2
39
9