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just the string of characters to match against. 7 Note how it succinctly checks for the "s is NULL" case. 7 Note also that experienced C programmers often omit / != 0 from a test, since it is redundant t count_vowel_seqs(const char *s) { int count = 0; const char *Vowels = "aeiouy"; int temp; while (s && *s) { s += (temp s += strcspn(s, vowels); count += (temp != 0); } return count; ... // skip if null, and stop at strspn(s, vowels)); // temp gets match length

just the string of characters to match against. 7 Note how it succinctly checks for the "s is NULL" case. 7 Note also that experienced C programmers often omit / != 0 from a test, since it is redundant t count_vowel_seqs(const char *s) { int count = 0; const char *Vowels = "aeiouy"; int temp; while (s && *s) { s += (temp s += strcspn(s, vowels); count += (temp != 0); } return count; ... // skip if null, and stop at strspn(s, vowels)); // temp gets match length

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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// Suppose we wish to count maximum length contiguous // sequences of vowels in a string. // code can do that. // applying it in the two functions below. In at least // one of the cases it will need adaptation beyond changing // just the string of characters to match against. // Note how it succinctly checks for the "s is NULL" case. |/ Note also that experienced C programmers often omit // != 0 from a test, since it is redundant ... int count_vowel_seqs(const char *s) { int count = 0; const char *vowels = "aeiouy"; int temp; while (s && *s) { s += (temp = strspn(s, vowels)); / temp gets match length s += strcspn(s, vowels); count += (temp != 0); } return count; This pattern of Make sure you understand it before // skip if null, and stop at end of string A "word" is a maximum length // Count words in a string. // contiguous sequence of characters that does not include // any of the delimiters space, tab, or newline. // @param s: The string for which the word count is desired // @result: The number of words in s; returns 0 if s is NULL int count_words(const char *s) { //TODO A "number" is a maximum length Count numbers in a string. // contiguous sequence of the digits 0 through 9. // @param s: The string for which the word count is desired // @result: The number of words in s; returns 0 if s is NULL int count_numbers(const char *s) { //TODO
Transcribed Image Text:// Suppose we wish to count maximum length contiguous // sequences of vowels in a string. // code can do that. // applying it in the two functions below. In at least // one of the cases it will need adaptation beyond changing // just the string of characters to match against. // Note how it succinctly checks for the "s is NULL" case. |/ Note also that experienced C programmers often omit // != 0 from a test, since it is redundant ... int count_vowel_seqs(const char *s) { int count = 0; const char *vowels = "aeiouy"; int temp; while (s && *s) { s += (temp = strspn(s, vowels)); / temp gets match length s += strcspn(s, vowels); count += (temp != 0); } return count; This pattern of Make sure you understand it before // skip if null, and stop at end of string A "word" is a maximum length // Count words in a string. // contiguous sequence of characters that does not include // any of the delimiters space, tab, or newline. // @param s: The string for which the word count is desired // @result: The number of words in s; returns 0 if s is NULL int count_words(const char *s) { //TODO A "number" is a maximum length Count numbers in a string. // contiguous sequence of the digits 0 through 9. // @param s: The string for which the word count is desired // @result: The number of words in s; returns 0 if s is NULL int count_numbers(const char *s) { //TODO
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