Technical facts

Operating system(s) or programming environment(s)

Lubuntu 15.04 (vivid)

IDE(s):

Qt Creator 3.1.1

Project type:

Console application

C++ standard:

C++98

Compiler(s):

G++ 4.9.2

Libraries used:

STL: GNU ISO C++ Library, version 4.9.2

Qt project file: ./CppStdUniqueExample2/CppStdUniqueExample2.pro


include(../../ConsoleApplication.pri) #Or use the code below

# QT += core

# QT += gui

# greaterThan(QT_MAJOR_VERSION, 4): QT += widgets

# CONFIG   += console

# CONFIG   -= app_bundle

# TEMPLATE = app

# CONFIG(release, debug|release) {

#   DEFINES += NDEBUG NTRACE_BILDERBIKKEL

# }

# QMAKE_CXXFLAGS += -std=c++11 -Wall -Wextra -Weffc++

# unix {

#   QMAKE_CXXFLAGS += -Werror

# }



SOURCES += main.cpp

./CppStdUniqueExample2/main.cpp


#include <algorithm>

#include <cassert>

#include <vector>



template <class Iterator>

bool AreAllUnique(const Iterator& begin, const Iterator& end)

{

  std::sort(begin,end);

  const Iterator new_end {

    std::unique(begin,end)

  };

  return new_end == end;

}



template <class Container>

bool AreAllUnique(Container container)

{

  return AreAllUnique(std::begin(container),std::end(container));

}



int main()

{

  assert(AreAllUnique( std::vector<int>( {} )));

  assert(AreAllUnique( std::vector<int>( { 1 } )));

  assert(AreAllUnique( std::vector<int>( { 1,2 } )));

  assert(AreAllUnique( std::vector<int>( { 2,1 } )));

  assert(AreAllUnique( std::vector<int>( { 1,2,3 } )));

  assert(AreAllUnique( std::vector<int>( { 2,3,1 } )));

  assert(AreAllUnique( std::vector<int>( { 1,2,3,4 } )));

  assert(AreAllUnique( std::vector<int>( { 4,3,2,1 } )));



  assert(!AreAllUnique( std::vector<int>( { 1,2,1 } )));

  assert(!AreAllUnique( std::vector<int>( { 2,2,1 } )));

  assert(!AreAllUnique( std::vector<int>( { 1,2,3,2 } )));

  assert(!AreAllUnique( std::vector<int>( { 2,3,1,1 } )));

  assert(!AreAllUnique( std::vector<int>( { 1,2,3,4,3 } )));

  assert(!AreAllUnique( std::vector<int>( { 4,3,2,1,3 } )));

}

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(C++) StdUniqueExample2

Technical facts

Qt project file: ./CppStdUniqueExample2/CppStdUniqueExample2.pro

./CppStdUniqueExample2/main.cpp