Don’t shake the young tree. ________ leaves are falling off. You should look after ________.
A. It, it’s
B. It’s, it
C. Its, it
D. It, it
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已知在如下定义的链串结点中,每个字符占1个字节,指针占4个字节,则该链串的存储密度为()。typedefstructnode{chardate[8];structnode*next;}LinkStrNode;
A. 1/4
B. 1/2
C. 2/3
D. 3/4
串“ababaaababaa”的next数组的值为( )。
A. 012345678999
B. 012121111212
C. 011234223456
D. 0123012322345
设A、B、C,D都是串名,A='student',B='tea',C='fang'。则求联接操作CONCAT(&D,SUB(A,3,3), SUB(C,3,2))结果为_______ 。
S1=‘ABCDEFG’, S2=‘9898’ ,S3=‘###’,S4=‘012345’,执行length(S3)=________,substr(S1,2,length(S3))=____________________。