View Compilation Error

706814_0_0_24165.cpp
706814_0_0_24165.cpp(16) : error C2059: 语法错误 : “常数”
706814_0_0_24165.cpp(20) : error C2084: 函数“int main(void)”已有主体
        706814_0_0_24165.cpp(3) : 参见“main”的前一个定义