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  1. // set::lower_bound/upper_bound
  2. #include <iostream>
  3. #include <set>
  4.  
  5. int main ()
  6. {
  7.   std::set<int> myset;
  8.   std::set<int>::iterator itlow,itup;
  9.  
  10.   for (int i=1; i<10; i++) myset.insert(i*10); // 10 20 30 40 50 60 70 80 90
  11.  
  12.   itlow=myset.lower_bound (30);                //       ^
  13.   itup=myset.upper_bound (60);                 //                   ^
  14.  
  15.   myset.erase(itlow,itup);                     // 10 20 70 80 90
  16.  
  17.   std::cout << "myset contains:";
  18.   for (std::set<int>::iterator it=myset.begin(); it!=myset.end(); ++it)
  19.     std::cout << ' ' << *it;
  20.   std::cout << '\n';
  21.  
  22.   return 0;
  23. }
Success #stdin #stdout 0.01s 5284KB
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myset contains: 10 20 70 80 90
https://ideone.com/2WJ8gy
language:
C++ (gcc 8.3)
created:
12 days ago
visibility:
public

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