591513_0_0_25841.c 591513_0_0_25841.c(2) : error C2061: 语法错误 : 标识符“fact” 591513_0_0_25841.c(2) : error C2059: 语法错误 : “;” 591513_0_0_25841.c(2) : error C2059: 语法错误 : “类型”