View Compilation Error

0_0_38891139_17575.cpp
0_0_38891139_17575.cpp(8) : error C3861: “getline”:  找不到标识符
0_0_38891139_17575.cpp(9) : error C3861: “getline”:  找不到标识符
0_0_38891139_17575.cpp(10) : error C3861: “getline”:  找不到标识符
0_0_38891139_17575.cpp(22) : error C2065: “str”: 未声明的标识符
0_0_38891139_17575.cpp(25) : error C2059: 语法错误:“}”
0_0_38891139_17575.cpp(25) : error C2143: 语法错误 : 缺少“;”(在“}”的前面)