View Compilation Error

0_0_12365085_1030.cpp
0_0_12365085_1030.cpp(32) : error C2181: 没有匹配 if 的非法 else 
0_0_12365085_1030.cpp(46) : error C2065: “sum” : 未声明的标识符
0_0_12365085_1030.cpp(49) : error C2059: 语法错误 : “return”
0_0_12365085_1030.cpp(50) : error C2059: 语法错误 : “}”
0_0_12365085_1030.cpp(50) : error C2143: 语法错误 : 缺少“;”(在“}”的前面)
0_0_12365085_1030.cpp(50) : error C2059: 语法错误 : “}”