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  1. #include <map>
  2. #include <string>
  3. #include <iostream>
  4. int main()
  5. {
  6.         std::map<int, std::string> myMap =
  7.                {{ 1, "One"},
  8.                 {2, "Two"},
  9.                 {3, "Three"},
  10.                 {7, "Seven"}};
  11. 		myMap.erase(myMap.begin());
  12.  
  13.         auto i = myMap.upper_bound(4);
  14.         std::cout << (--i)->second << '\n';
  15.         std::cout << myMap.size() << '\n';
  16.  
  17. }
Success #stdin #stdout 0.01s 5272KB
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stdin
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Standard input is empty
stdout
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Three
3
https://ideone.com/d1CBOl
language:
C++14 (gcc 8.3)
created:
28 days ago
visibility:
public

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