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0_0_10354373_12461.cpp
0_0_10354373_12461.cpp(3) : error C2146: 语法错误 : 缺少“;”(在标识符“std”的前面)
0_0_10354373_12461.cpp(3) : error C2501: “usingnamespace” : 缺少存储类或类型说明符
0_0_10354373_12461.cpp(3) : error C2501: “std” : 缺少存储类或类型说明符
0_0_10354373_12461.cpp(3) : error C2086: “std” : 重定义
0_0_10354373_12461.cpp(63) : error C2065: “return0” : 未声明的标识符