下列说法中,不正确的是[ ]
A.平方等于本身的数只有0和1
B.正数的绝对值是它本身,负数的绝对值是它的相反数
C.两个负数,绝对值大的负数小
D.0除以任何数都得0
答案:D
有以下程序: #include<stdio.h> #include<string.h> void fun(char*str) char temp;int n,i; n=strlen(str); temp=str[n-1]; for(i=n-1;i>0;i--)str[i]=str[i-1]; str[0]=temp; main() char s[50]; scanf("%s",s);fun(s);printf("%s\n",s); 程序运行后输入:abcdef<回车>,则输出结果是______。
If firms Acme and Butler have the same amount of sales and equal quick ratios, but Acme’s receivables turnover is higher, it is most likely that: ()
A. Acme’s average days of receivables is higher than Butler’s.
B. Acme has lower credit standards than Butler.
C. Butler has a lower cash ratio than Acme.