Win32命令行控制台，显示百分比

#include "stdafx.h"

typedef unsigned char UCHAR;
typedef unsigned short USHORT;
typedef unsigned long ULONG;

int _tmain(int argc, TCHAR* argv[], TCHAR* envp[])
{
	int nRetCode = 0;

	// initialize MFC and print and error on failure
	if (!AfxWinInit(::GetModuleHandle(NULL), NULL, ::GetCommandLine(), 0))
	{
		// TODO: change error code to suit your needs
		cerr << _T("Fatal Error: MFC initialization failed") << endl;
		return 1;
	}

    ULONG ulCurrPercent;
    for (ulCurrPercent = 0; ulCurrPercent <= 100; ulCurrPercent++)
    {
        Sleep(50);
        printf("\r当前程序执行进度：%2d%%", ulCurrPercent);
    }

    printf("\n");

	return nRetCode;
}

printf("\r当前程序执行进度：%2d%%        这里是空格             ", ulCurrPercent);

如果怕字符串覆盖不全面，可以在后面添加多些空格。