Har en databas med md5 pass, behöver hjälp!

#include <iostream>
#include <fstream>
#include <string>

int main(int argc, char * * argv)
{
	std::cout << "plainToCain V1.0" << std::endl;
	std::cout << "================" << std::endl;
	
	if( argc < 2 )
	{
		std::cout << "usage: " << argv[0] << " <file>" << std::endl;
		return 1;
	}
	
	//Load files
	std::string strIn = argv[1];
	std::string strOut = strIn + ".out";
	
	std::ifstream inFile(strIn.c_str());
	if( !inFile.is_open() ) return 1;
	std::ofstream outFile(strOut.c_str());
	if( !outFile.is_open() ) return 1;
	
	//Output
	unsigned int uiDone = 0;
	unsigned int uiSkipped = 0;
	unsigned int uiCurLine = 0;
	unsigned int uiProcessedLines = 0;
	std::string strLine;
	while( !inFile.eof() )
	{
		//Get line
		++uiCurLine;
		std::getline(inFile,strLine);
		if( strLine.size() == 0 ) continue;
		++uiProcessedLines;
		
		//Check content validity
		if( strLine.find_first_not_of("0123456789abcdefABCDEF") != std::string::npos )
		{
			++uiSkipped;
			std::cout << "Warning: Line " << uiCurLine << " contains non-hexadecimal characters, line skipped" << std::endl;
			continue;	
		}
		
		outFile << strLine << ";;" << std::endl;
		++uiDone;
	}
	
	//Close fils
	inFile.close();
	outFile.close();
	
	//Print statistics
	std::cout << "Converted: " << uiDone << std::endl;
	std::cout << "Skipped: " << uiSkipped << std::endl;
	std::cout << "Total Processed: " << uiProcessedLines << std::endl;
	system("PAUSE");
	
	//Done
	return 0;
}