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0_0_39678188_21653.cpp
0_0_39678188_21653.cpp(16) : error C2065: “priority_queue”: 未声明的标识符
0_0_39678188_21653.cpp(16) : error C2062: 意外的类型“int” 
0_0_39678188_21653.cpp(21) : error C3861: “sort”:  找不到标识符
0_0_39678188_21653.cpp(31) : error C3861: “sort”:  找不到标识符
0_0_39678188_21653.cpp(43) : error C3861: “sort”:  找不到标识符
0_0_39678188_21653.cpp(49) : error C3861: “sort”:  找不到标识符