第一次编程就失败了 求高手解释
											main(){
int x,y,z;
x=123;y=456;
z=x+y;
printf(%d\n",z)
}
运行结果是
--------------------Configuration: project1 - Win32 Debug--------------------
Compiling...
Error spawning cl.exe
project1.exe - 1 error(s), 0 warning(s)
 2012-07-29 08:12
	    2012-07-29 08:12
  
 2012-07-29 08:21
	    2012-07-29 08:21
   2012-07-29 08:55
	    2012-07-29 08:55
   2012-07-29 09:45
	    2012-07-29 09:45
  
 2012-07-29 10:02
	    2012-07-29 10:02
   2012-07-29 10:48
	    2012-07-29 10:48
   2012-07-29 11:04
	    2012-07-29 11:04
   2012-07-29 11:10
	    2012-07-29 11:10
   2012-07-29 11:14
	    2012-07-29 11:14
  
 2012-07-29 11:37
	    2012-07-29 11:37