772678_0_0_2794.c 772678_0_0_2794.c(3) : error C2054: 在“main”之后应输入“(” 772678_0_0_2794.c(5) : error C2018: 未知字符“0xa1” 772678_0_0_2794.c(5) : error C2018: 未知字符“0xb0” 772678_0_0_2794.c(5) : error C2001: 常数中有换行符