Hi, thank you for your replies.
I've now adjusted my function so that I'm actually using n, should have realised that one myself lol!
Sorry, I don't think I explained myself in my first post.
I thought I'd already declared it when I originally put it in the function declaration at the top since isn't that global relative to where it comes up as an undeclared identifier?
I realise that I hadn't defined it there but when I put int n = 10 at the start of main, I got another error plus a load of other stuff.
Here's my code:
#include <iostream>using namespace std;void BubbleSort(int data[], int n);int main(){ int n = 10; int data[10]; int input = 0; cout << "Enter ten unsorted integers: " << endl; for(int i = 0; i < 10; ++i) { cout << "[" << i << "] = "; cin >> input; data = input; } cout << endl << "Unsorted List = "; for(int i = 0; i < 10; ++i) { if(i < 9) { cout << data << ", "; } else { cout << data; } } cout << endl << "Sorting..." << endl << "Sorted List = "; cout << BubbleSort(data, n) << endl << endl;}void BubbleSort(int data[], int n){ int subArrayEnd = n - 1; while( subArrayEnd > 0 ) { int nextEnd = 0; for(int j = 0; j < subArrayEnd - 1; ++j) { if( data[j] > data[j+1] ) { int temp = data[j]; data[j] = data[j+1]; data[j+1] = temp; nextEnd = j; subArrayEnd = nextEnd; } else { data[j] = data[j]; data[j+1] = data[j+1]; } } }}
In the output, I get:
------ Build started: Project: 3.7.8, Configuration: Debug Win32 ------Compiling...main.cppc:\documents and settings\chris moore\my documents\visual studio 2005\projects\3.7.8\3.7.8\main.cpp(35) : error C2679: binary '<<' : no operator found which takes a right-hand operand of type 'void' (or there is no acceptable conversion) c:\program files\microsoft visual studio 8\vc\include\ostream(656): could be 'std::basic_ostream<_Elem,_Traits> &std::operator <<<char,std::char_traits<char>>(std::basic_ostream<_Elem,_Traits> &,const char *)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(703): or 'std::basic_ostream<_Elem,_Traits> &std::operator <<<char,std::char_traits<char>>(std::basic_ostream<_Elem,_Traits> &,char)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(741): or 'std::basic_ostream<_Elem,_Traits> &std::operator <<<std::char_traits<char>>(std::basic_ostream<_Elem,_Traits> &,const char *)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(788): or 'std::basic_ostream<_Elem,_Traits> &std::operator <<<std::char_traits<char>>(std::basic_ostream<_Elem,_Traits> &,char)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(912): or 'std::basic_ostream<_Elem,_Traits> &std::operator <<<std::char_traits<char>>(std::basic_ostream<_Elem,_Traits> &,const signed char *)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(919): or 'std::basic_ostream<_Elem,_Traits> &std::operator <<<std::char_traits<char>>(std::basic_ostream<_Elem,_Traits> &,signed char)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(926): or 'std::basic_ostream<_Elem,_Traits> &std::operator <<<std::char_traits<char>>(std::basic_ostream<_Elem,_Traits> &,const unsigned char *)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(933): or 'std::basic_ostream<_Elem,_Traits> &std::operator <<<std::char_traits<char>>(std::basic_ostream<_Elem,_Traits> &,unsigned char)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(174): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(std::basic_ostream<_Elem,_Traits> &(__cdecl *)(std::basic_ostream<_Elem,_Traits> &))' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(180): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(std::basic_ios<_Elem,_Traits> &(__cdecl *)(std::basic_ios<_Elem,_Traits> &))' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(187): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(std::ios_base &(__cdecl *)(std::ios_base &))' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(194): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(std::_Bool)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(214): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(short)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(247): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(unsigned short)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(267): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(__w64 int)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(292): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(__w64 unsigned int)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(312): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(long)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(332): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(__w64 unsigned long)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(353): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(__int64)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(373): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(unsigned __int64)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(394): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(float)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(414): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(double)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(434): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(long double)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(454): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(const void *)' with [ _Elem=char, _Traits=std::char_traits<char> ] c:\program files\microsoft visual studio 8\vc\include\ostream(474): or 'std::basic_ostream<_Elem,_Traits> &std::basic_ostream<_Elem,_Traits>::operator <<(std::basic_streambuf<_Elem,_Traits> *)' with [ _Elem=char, _Traits=std::char_traits<char> ] while trying to match the argument list '(std::ostream, void)'Build log was saved at "file://c:\Documents and Settings\Chris Moore\My Documents\Visual Studio 2005\Projects\3.7.8\3.7.8\Debug\BuildLog.htm"3.7.8 - 1 error(s), 0 warning(s)========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========