0_0_11758548_12796.cpp 0_0_11758548_12796.cpp(9) : error C2146: 语法错误 : 缺少“;”(在标识符“a”的前面) 0_0_11758548_12796.cpp(9) : error C2501: “LL” : 缺少存储类或类型说明符 0_0_11758548_12796.cpp(9) : error C2501: “a” : 缺少存储类或类型说明符