0_0_21434271_18764.cpp 0_0_21434271_18764.cpp(31) : error C2065: “__int64n”: 未声明的标识符 0_0_21434271_18764.cpp(31) : error C2448: “solve”: 函数样式初始值设定项类似函数定义 0_0_21434271_18764.cpp(47) : error C3861: “solve”: 找不到标识符