fork download
copy 
  1. #include <iostream>
  2. #include <vector>
  3. #include <algorithm>
  4.  
  5. #include <cassert>
  6.  
  7. int main() {
  8.  
  9.     using namespace std;
  10.  
  11.     int value = 1;
  12.     vector<int> values;
  13.     for( int cnt = 0; cnt != 10; ++cnt )
  14.         values.push_back( value++ );
  15.  
  16.     // values = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }
  17.     assert( values.front() == 1 && values.back() == 10 );
  18.  
  19.     // find the position of element 5
  20.     vector<int>::reverse_iterator found = find( values.rbegin(), values.rend(), 5 );
  21.     // { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }
  22.     //               ^
  23.     assert( *found == 5 );
  24.     // { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }
  25.     //                  ^
  26.     assert( *found.base() == 6 );
  27.     // { 1, 2, 3, 4, 6, 7, 8, 9, 10 }
  28.     values.erase( ++found.base() );
  29.     assert( values[ 5 ] == 6 );
  30. }
Success #stdin #stdout 0.02s 2852KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
Standard output is empty
https://ideone.com/TRsHc1
language:
C++ (gcc 8.3)
created:
13 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!