View Compilation Error

0_0_18338994_17092.c
0_0_18338994_17092.c(3) : error C2061: 语法错误: 标识符“namespace”
0_0_18338994_17092.c(3) : error C2059: 语法错误:“;”
0_0_18338994_17092.c(6) : error C2059: 语法错误:“;”