作者Vxprincessx (^^)
站内Programming
标题[问题] 有谁会C程式语言 (急) 谢谢!!
时间Sun Apr 13 22:09:05 2008
我有很急的C程式问题 想问一下各位大大
因为要考试了
可是我不会写 可以帮忙解答吗
已经问过很多同学可是大家都不会
拜托了 谢谢
题目如下:
1. [清除记忆体]Write a function "void bzero(char*p, int n)" to set the n
contiguous bytes of memory starting from the pointer p to '\0'.
2. [设定记忆体]Write a function "void bset(char*p, int n, char x)" to set
n contiguous bytes of memory starting from the pointer p to the value of x.
3. [反向字元搜寻]Write a function "int findlast(char *s, char c)" to
retur
the index position of the last occurrence of a specified char c within the
string s, and return -1 if not found, such as findlast("language",'a')
returns 5.
4. [八进位字串转整数]Write a function "int otoi(char h[])" to convert an
octal string h to an integer, such as otoi("377") returns 255.
5. [十六进位字串转整数]Write a function "int xtoi(char h[])" to convert a
hexadecimal string h to an integer, such as xtoi("3ff") returns 1023.
6. [去两边空白]Write a function "void trim(char s[])" to remove the
rightm
and leftmost spaces of string s, such as trim(" ab c ") gets "ab c".
希望有好心人帮帮我这可怜的学生
这科没过就要延毕了
拜托各位大大帮帮忙
我会感激不尽 谢谢
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