(C++) std::adjacent_find

 

std::adjacent_find is an STL algorithm to search a container for two adjacent identical values.

 

 

 

 

 

Project and source code

 

Operating system: Ubuntu 10.04 LTS Lucid Lynx

IDE: Qt Creator 2.0.0

Project type: Qt4 GUI Application

Compiler: G++ 4.4.1

Libraries used:

• STL: from GCC, shipped with Qt Creator 2.0.0

 

• Download the Qt Creator project 'CppAdjacent_find' (zip)

 

 

 

 

 

main.cpp

 

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#include <algorithm> #include <cassert> #include <vector> int main() {   std::vector<int> v;   v.push_back(0);   v.push_back(1);   v.push_back(2);   v.push_back(2);   v.push_back(3);   v.push_back(4);   assert(std::adjacent_find(v.begin(),v.end())!=v.end());   assert(*std::adjacent_find(v.begin(),v.end())==2);   //Remove duplicate   v[2]=5;   assert(std::adjacent_find(v.begin(),v.end())==v.end()); }