592093_0_0_9270.c 592093_0_0_9270.c(9) : error C2143: 语法错误 : 缺少“;”(在“类型”的前面) 592093_0_0_9270.c(10) : error C2143: 语法错误 : 缺少“;”(在“类型”的前面) 592093_0_0_9270.c(14) : error C2065: “sum” : 未声明的标识符 592093_0_0_9270.c(19) : error C2065: “cnt” : 未声明的标识符