C语言 时钟
//stdafx.h:includefileforstandardsystemincludefiles, //orprojectspecificincludefilesthatareusedfrequently,but //arechangedinfrequently // #if!defined(AFX_STDAFX_H__0B5A611D_24E3_40B6_A995_4850C6DC778E__INCLUDED_) #defineAFX_STDAFX_H__0B5A611D_24E3_40B6_A995_4850C6DC778