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0_0_39396395_11950.cpp
0_0_39396395_11950.cpp(18) : error C3861: “sqrt”:  找不到标识符
0_0_39396395_11950.cpp(47) : error C3861: “min”:  找不到标识符
0_0_39396395_11950.cpp(53) : error C2065: “cin”: 未声明的标识符
0_0_39396395_11950.cpp(56) : error C2065: “cin”: 未声明的标识符
0_0_39396395_11950.cpp(59) : error C2065: “cin”: 未声明的标识符
0_0_39396395_11950.cpp(67) : error C2065: “cout”: 未声明的标识符
0_0_39396395_11950.cpp(67) : error C2065: “endl”: 未声明的标识符