Ошибка: Не удается открыть источник "List.h''

#include "stdafx.h"
#include <iostream>
#include <fstream>
#include <sstream>
#include <string>
#include "List.h"
 
//------------------------------------------------------------------------------
List* AddNode(List *lst, int val)
{
List* newHead = new List;
newHead->value = val;
newHead->next = lst;
return newHead;
}
 
//------------------------------------------------------------------------------
List* DeleteNode(List *lst)
{
if (lst && lst->next)
{
List* tail = lst;
while(tail->next->next != NULL)
tail = tail->next;
delete tail->next;
tail->next = NULL;
}
else
{
delete lst;
lst = NULL;
}
return lst;
}
 
//------------------------------------------------------------------------------
unsigned int SearchNode(List *lst, int val)
{
unsigned int cnt = 0;
while(lst)
{
if(lst->value == val)
++cnt;
lst = lst->next;
}
return cnt;
}
 
//------------------------------------------------------------------------------
void SortList(List *lst)
{
int tmpValue = 0;
List *tmpList_0 = lst;
List *tmpList_1;
while(tmpList_0)
{
tmpList_1 = tmpList_0->next;
while(tmpList_1)
{
if(tmpList_1->value > tmpList_0->value)
{
tmpValue = tmpList_0->value;
tmpList_0->value = tmpList_1->value;
tmpList_1->value = tmpValue;
}
tmpList_1 = tmpList_1->next;
}
tmpList_0 = tmpList_0->next;
}
}
 
//------------------------------------------------------------------------------
void ViewList(List *lst)
{
std::cout « "\nList: ";
while(lst)
{
std::cout « std::oct « lst->value « ' ';
lst = lst->next;
}
std::cout « std::endl « std::endl;
}
 
//------------------------------------------------------------------------------
void WrListToFile(List *lst, char *fName)
{
std::ofstream fileWr;
fileWr.open(fName, std::ios::trunc);
while(lst)
{
fileWr « std::oct « lst->value « std::endl;
lst = lst->next;
}
fileWr.close();
}
 
//------------------------------------------------------------------------------
List* RdListWithFile(char* fName)
{
int rdValue = 0;
List *lst = NULL;
std::ifstream fileRd;
fileRd.open(fName);
if(!fileRd)
{
std::cout « "\nФайл не найден." « std::endl;
return NULL;
}
while(fileRd » std::oct » rdValue || !fileRd.eof())
{
// fileRd » std::oct » rdValue;
lst = AddNode(lst, rdValue);
}
fileRd.close();
return lst;
}
 
//------------------------------------------------------------------------------
bool isOctNum(const std::string& s)
{
static const std::string valid_chars("01234567");
return s.find_first_not_of(valid_chars) == std::string::npos;
}
 
//------------------------------------------------------------------------------
int inOctValue(void)
{
int val;
std::string str;
std::cin » str;
while(!isOctNum(str))
{
std::cout « "\n\tНеправильный формат, введите число в восьмеричной системе счисления." « std::endl;
std::cin » str;
}
std::istringstream istr(str);
istr » std::oct » val;
return val;
}