View Compilation Error

0_0_5855994_24472.cpp
0_0_5855994_24472.cpp(1) : error C2143: 语法错误 : 缺少“;”(在“namespace”的前面)
0_0_5855994_24472.cpp(1) : error C2501: “sing” : 缺少存储类或类型说明符
0_0_5855994_24472.cpp(1) : error C2059: 语法错误 : “;”