0_0_24172636_29982.cpp:27:1: error: stray '\326' in program
知识点：
^
0_0_24172636_29982.cpp:27:1: error: stray '\252' in program
0_0_24172636_29982.cpp:27:1: error: stray '\312' in program
0_0_24172636_29982.cpp:27:1: error: stray '\266' in program
0_0_24172636_29982.cpp:27:1: error: stray '\265' in program
0_0_24172636_29982.cpp:27:1: error: stray '\343' in program
0_0_24172636_29982.cpp:27:1: error: stray '\243' in program
0_0_24172636_29982.cpp:27:1: error: stray '\272' in program
0_0_24172636_29982.cpp:28:1: error: stray '\323' in program
C语言合法标识符由字母、下划线、数字这三个方面组成，但开头必须是字母或下划线。
^
0_0_24172636_29982.cpp:28:1: error: stray '\357' in program
0_0_24172636_29982.cpp:28:1: error: stray '\321' in program
0_0_24172636_29982.cpp:28:1: error: stray '\324' in program
0_0_24172636_29982.cpp:28:1: error: stray '\272' in program
0_0_24172636_29982.cpp:28:1: error: stray '\317' in program
0_0_24172636_29982.cpp:28:1: error: stray '\267' in program
0_0_24172636_29982.cpp:28:1: error: stray '\250' in program
0_0_24172636_29982.cpp:28:1: error: stray '\261' in program
0_0_24172636_29982.cpp:28:1: error: stray '\352' in program
0_0_24172636_29982.cpp:28:1: error: stray '\312' in program
0_0_24172636_29982.cpp:28:1: error: stray '\266' in program
0_0_24172636_29982.cpp:28:1: error: stray '\267' in program
0_0_24172636_29982.cpp:28:1: error: stray '\373' in program
0_0_24172636_29982.cpp:28:1: error: stray '\323' in program
0_0_24172636_29982.cpp:28:1: error: stray '\311' in program
0_0_24172636_29982.cpp:28:1: error: stray '\327' in program
0_0_24172636_29982.cpp:28:1: error: stray '\326' in program
0_0_24172636_29982.cpp:28:1: error: stray '\304' in program
0_0_24172636_29982.cpp:28:1: error: stray '\270' in program
0_0_24172636_29982.cpp:28:1: error: stray '\241' in program
0_0_24172636_29982.cpp:28:1: error: stray '\242' in program
0_0_24172636_29982.cpp:28:1: error: stray '\317' in program
0_0_24172636_29982.cpp:28:1: error: stray '\302' in program
0_0_24172636_29982.cpp:28:1: error: stray '\273' in program
0_0_24172636_29982.cpp:28:1: error: stray '\256' in program
0_0_24172636_29982.cpp:28:1: error: stray '\317' in program
0_0_24172636_29982.cpp:28:1: error: stray '\337' in program
0_0_24172636_29982.cpp:28:1: error: stray '\241' in program
0_0_24172636_29982.cpp:28:1: error: stray '\242' in program
0_0_24172636_29982.cpp:28:1: error: stray '\312' in program
0_0_24172636_29982.cpp:28:1: error: stray '\375' in program
0_0_24172636_29982.cpp:28:1: error: stray '\327' in program
0_0_24172636_29982.cpp:28:1: error: stray '\326' in program
0_0_24172636_29982.cpp:28:1: error: stray '\325' in program
0_0_24172636_29982.cpp:28:1: error: stray '\342' in program
0_0_24172636_29982.cpp:28:1: error: stray '\310' in program
0_0_24172636_29982.cpp:28:1: error: stray '\375' in program
0_0_24172636_29982.cpp:28:1: error: stray '\270' in program
0_0_24172636_29982.cpp:28:1: error: stray '\366' in program
0_0_24172636_29982.cpp:28:1: error: stray '\267' in program
0_0_24172636_29982.cpp:28:1: error: stray '\275' in program
0_0_24172636_29982.cpp:28:1: error: stray '\303' in program
0_0_24172636_29982.cpp:28:1: error: stray '\346' in program
0_0_24172636_29982.cpp:28:1: error: stray '\327' in program
0_0_24172636_29982.cpp:28:1: error: stray '\351' in program
0_0_24172636_29982.cpp:28:1: error: stray '\263' in program
0_0_24172636_29982.cpp:28:1: error: stray '\311' in program
0_0_24172636_29982.cpp:28:1: error: stray '\243' in program
0_0_24172636_29982.cpp:28:1: error: stray '\254' in program
0_0_24172636_29982.cpp:28:1: error: stray '\265' in program
0_0_24172636_29982.cpp:28:1: error: stray '\253' in program
0_0_24172636_29982.cpp:28:1: error: stray '\277' in program
0_0_24172636_29982.cpp:28:1: error: stray '\252' in program
0_0_24172636_29982.cpp:28:1: error: stray '\315' in program
0_0_24172636_29982.cpp:28:1: error: stray '\267' in program
0_0_24172636_29982.cpp:28:1: error: stray '\261' in program
0_0_24172636_29982.cpp:28:1: error: stray '\330' in program
0_0_24172636_29982.cpp:28:1: error: stray '\320' in program
0_0_24172636_29982.cpp:28:1: error: stray '\353' in program
0_0_24172636_29982.cpp:28:1: error: stray '\312' in program
0_0_24172636_29982.cpp:28:1: error: stray '\307' in program
0_0_24172636_29982.cpp:28:1: error: stray '\327' in program
0_0_24172636_29982.cpp:28:1: error: stray '\326' in program
0_0_24172636_29982.cpp:28:1: error: stray '\304' in program
0_0_24172636_29982.cpp:28:1: error: stray '\270' in program
0_0_24172636_29982.cpp:28:1: error: stray '\273' in program
0_0_24172636_29982.cpp:28:1: error: stray '\362' in program
0_0_24172636_29982.cpp:28:1: error: stray '\317' in program
0_0_24172636_29982.cpp:28:1: error: stray '\302' in program
0_0_24172636_29982.cpp:28:1: error: stray '\273' in program
0_0_24172636_29982.cpp:28:1: error: stray '\256' in program
0_0_24172636_29982.cpp:28:1: error: stray '\317' in program
0_0_24172636_29982.cpp:28:1: error: stray '\337' in program
0_0_24172636_29982.cpp:28:1: error: stray '\241' in program
0_0_24172636_29982.cpp:28:1: error: stray '\243' in program
0_0_24172636_29982.cpp:29:1: error: stray '\301' in program
另外，关键字不能是标识符，如main等。
^
0_0_24172636_29982.cpp:29:1: error: stray '\355' in program
0_0_24172636_29982.cpp:29:1: error: stray '\315' in program
0_0_24172636_29982.cpp:29:1: error: stray '\342' in program
0_0_24172636_29982.cpp:29:1: error: stray '\243' in program
0_0_24172636_29982.cpp:29:1: error: stray '\254' in program
0_0_24172636_29982.cpp:29:1: error: stray '\271' in program
0_0_24172636_29982.cpp:29:1: error: stray '\330' in program
0_0_24172636_29982.cpp:29:1: error: stray '\274' in program
0_0_24172636_29982.cpp:29:1: error: stray '\374' in program
0_0_24172636_29982.cpp:29:1: error: stray '\327' in program
0_0_24172636_29982.cpp:29:1: error: stray '\326' in program
0_0_24172636_29982.cpp:29:1: error: stray '\262' in program
0_0_24172636_29982.cpp:29:1: error: stray '\273' in program
0_0_24172636_29982.cpp:29:1: error: stray '\304' in program
0_0_24172636_29982.cpp:29:1: error: stray '\334' in program
0_0_24172636_29982.cpp:29:1: error: stray '\312' in program
0_0_24172636_29982.cpp:29:1: error: stray '\307' in program
0_0_24172636_29982.cpp:29:1: error: stray '\261' in program
0_0_24172636_29982.cpp:29:1: error: stray '\352' in program
0_0_24172636_29982.cpp:29:1: error: stray '\312' in program
0_0_24172636_29982.cpp:29:1: error: stray '\266' in program
0_0_24172636_29982.cpp:29:1: error: stray '\267' in program
0_0_24172636_29982.cpp:29:1: error: stray '\373' in program
0_0_24172636_29982.cpp:29:1: error: stray '\243' in program
0_0_24172636_29982.cpp:29:1: error: stray '\254' in program
0_0_24172636_29982.cpp:29:1: error: stray '\310' in program
0_0_24172636_29982.cpp:29:1: error: stray '\347' in program
0_0_24172636_29982.cpp:29:1: error: stray '\265' in program
0_0_24172636_29982.cpp:29:1: error: stray '\310' in program
0_0_24172636_29982.cpp:29:1: error: stray '\241' in program
0_0_24172636_29982.cpp:29:1: error: stray '\243' in program
0_0_24172636_29982.cpp:30:1: error: stray '\313' in program
strlen所作的仅仅是一个计数器的工作，它从内存的某个位置（可以是字符串开头，中间某个位置，甚至是某个不确定的内存区域）开始扫描，直到碰到第一个字符串结束符'\0'为止，然后返回计数器值(长度不包含'\0')。
^
0_0_24172636_29982.cpp:30:1: error: stray '\371' in program
0_0_24172636_29982.cpp:30:1: error: stray '\327' in program
0_0_24172636_29982.cpp:30:1: error: stray '\367' in program
0_0_24172636_29982.cpp:30:1: error: stray '\265' in program
0_0_24172636_29982.cpp:30:1: error: stray '\304' in program
0_0_24172636_29982.cpp:30:1: error: stray '\275' in program
0_0_24172636_29982.cpp:30:1: error: stray '\366' in program
0_0_24172636_29982.cpp:30:1: error: stray '\275' in program
0_0_24172636_29982.cpp:30:1: error: stray '\366' in program
0_0_24172636_29982.cpp:30:1: error: stray '\312' in program
0_0_24172636_29982.cpp:30:1: error: stray '\307' in program
0_0_24172636_29982.cpp:30:1: error: stray '\322' in program
0_0_24172636_29982.cpp:30:1: error: stray '\273' in program
0_0_24172636_29982.cpp:30:1: error: stray '\270' in program
0_0_24172636_29982.cpp:30:1: error: stray '\366' in program
0_0_24172636_29982.cpp:30:1: error: stray '\274' in program
0_0_24172636_29982.cpp:30:1: error: stray '\306' in program
0_0_24172636_29982.cpp:30:1: error: stray '\312' in program
0_0_24172636_29982.cpp:30:1: error: stray '\375' in program
0_0_24172636_29982.cpp:30:1: error: stray '\306' in program
0_0_24172636_29982.cpp:30:1: error: stray '\367' in program
0_0_24172636_29982.cpp:30:1: error: stray '\265' in program
0_0_24172636_29982.cpp:30:1: error: stray '\304' in program
0_0_24172636_29982.cpp:30:1: error: stray '\271' in program
0_0_24172636_29982.cpp:30:1: error: stray '\244' in program
0_0_24172636_29982.cpp:30:1: error: stray '\327' in program
0_0_24172636_29982.c
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