3 If the string S='software',the number of its prefix true substrings is ( ).
A: 7
B: 10
C: 9
D: 8
A: 7
B: 10
C: 9
D: 8
举一反三
- 若串S= 'software',其前缀真子串的数目是（ ）。 A: 10 B: 9 C: 8 D: 7
- 若串S="software",其前缀真子串的个数是（ ） A: 7 B: 8 C: 9 D: 10
- 2. 若串S= 'software',其前缀真子串的数目是( )。 A: 7 B: 10 C: 9 D: 8
- What is the number before eight？ A: 7 B: 8 C: 9 D: 10
- A lot of prefixes stand for certain numbers. For example, the prefix “tri-” means “3” and “sex-” has the meaning of “ 6”.Which of the following is the meaning of the prefix “ sept-”? ( ) A: 7 B: 8 C: 9 D: 10