原始问题：
// 0420.cpp : Defines the entry point for the console application
.
//
include "stdafx.h"
int main()
{
return 0;}
// 0420.cpp : Defines the entry point for the console application
https://www.xiaoing.com/zhidao/14690.html
// 0420.cpp : Defines the entry point for the console application
.
//
int main()
{
return 0;}
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