0_0_31252294_12662.cpp 0_0_31252294_12662.cpp(18) : error C2143: 语法错误 : 缺少“;”(在“case”的前面) 0_0_31252294_12662.cpp(18) : error C2059: 语法错误:“=” 0_0_31252294_12662.cpp(36) : error C2059: 语法错误:“case”