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  1. #include <bits/stdc++.h>
  2.  
  3. using namespace std;
  4.  
  5. int main()
  6. {
  7. vector<int> v{0,1,2,3,4,5};
  8. auto it=v.begin()+3;
  9. cout<<*it<<"\n";
  10. v.erase(it);
  11. cout<<(it==v.begin()+3)<<"\n";
  12. cout<<*it<<"\n";
  13. }
Success #stdin #stdout 0s 4368KB
stdin
Standard input is empty
stdout
3
1
4