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  1. #include <iostream>
  2. #include <set>
  3.  
  4. int main() {
  5.     // Create a set object holding integers
  6.     std::set<int> mySet {1, 2, 3, 4, -5};
  7.  
  8.     if (mySet.find(1) != mySet.end()) {
  9.         std::cout << "1 : is a element of mySet" << std::endl;   
  10.     } else {
  11.         std::cout << "1 : is not an element of myset" << std::endl;
  12.     }
  13.  
  14.     if (mySet.find(12) != mySet.end()) {
  15.         std::cout << "12 : is a element of mySet" << std::endl;   
  16.     } else {
  17.         std::cout << "12 : is not an element of myset" << std::endl;
  18.     }    
  19.  
  20.     return 0;
  21. }
Success #stdin #stdout 0s 4348KB
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stdin
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Standard input is empty
stdout
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1 : is a element of mySet
12 : is not an element of myset
https://ideone.com/BkboDS
language:
C++14 (gcc 8.3)
created:
5 years ago
visibility:
public

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