C语言 %lf 和 scanf("%s%lf%d",card[i].name,&card[i].value,&card[
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C语言 %lf 和
scanf("%s%lf%d",card[i].name,&card[i].value,&card[i].flag)
为啥是%lf这是什么意思?后面的为什么是&card[i].value,为什么加个&
怎么是%lf 双精度不是%f么
取址符 是干么用的?
scanf("%s%lf%d",card[i].name,&card[i].value,&card[i].flag)
为啥是%lf这是什么意思?后面的为什么是&card[i].value,为什么加个&
怎么是%lf 双精度不是%f么
取址符 是干么用的?
![C语言 %lf 和 scanf(](/uploads/image/z/2126015-71-5.jpg?t=C%E8%AF%AD%E8%A8%80+%25lf+%E5%92%8C+scanf%28%22%25s%25lf%25d%22%2Ccard%5Bi%5D.name%2C%26card%5Bi%5D.value%2C%26card%5B)
lf=long float,为什么要加那个&,没有为什么,
SCANF(%数据类型,&参数)
SCANF(%数据类型,&参数)
C语言 %lf 和 scanf("%s%lf%d",card[i].name,&card[i].value,&card[
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