C++6.0执行 link.exe 时出错怎么办

Question

/*-----------01----------*/#include"stdio.h"int main(){ printf("\n请输入一个整数："); int a , num ; scanf("%d",&a); num = a*2 ; printf("%d\n",num); return 0;}--------------------Configuration: GC - Win32 Debug--------------------Linking...LINK : fatal error LNK1104: cannot open file "Debug/GC.exe"执行 link.exe 时出错.GC.exe - 1 error(s), 0 warning(s)