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  1. #include <iostream>
  2. #include <vector>
  3. #include <algorithm>
  4.  
  5. int main()
  6. {
  7.     std::vector<int> v = {3,4,5,6,7,8,9};
  8.  
  9.     int pos = -1;
  10.     std::vector<int>::iterator it;
  11.  
  12.     if((it = std::find(v.begin(), v.end(), 6)) != v.end())
  13.         pos = it - v.begin();
  14.  
  15.     std::cout << "6 is at pos " << pos << std::endl;
  16. }
Success #stdin #stdout 0s 2984KB
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Standard input is empty
stdout
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6 is at pos 3
https://ideone.com/Lro1S3
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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