0_0_38811197_6555.cpp 0_0_38811197_6555.cpp(1) : error C2021: 应输入指数值而非“d” 0_0_38811197_6555.cpp(1) : error C2059: 语法错误:“数字上的错误后缀” 0_0_38811197_6555.cpp(1) : error C2059: 语法错误:“常量”