Program plan: str,cmpstr variablesare used for inputs int strcmparr(const char s1[], const char s2[]) function stores string array reference in two array variables and compare the strings character by character using index variable and return the difference between character values. int strcmpptr(const char s1, const char s2) stores string array reference in pointer variables and copy compare the strings character by character using pointer arithmetic and return the difference between character values. Program description: The main purpose of the program is to demonstrate the working of built-in string function strcmp() by writing the two versions of each function. One version uses the pointer arithmetic to compare the strings. Second version uses array index to compare the strings.

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Chapter 8, Problem 8.29E

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Program plan:

str,cmpstr variablesare used for inputs

int strcmparr(const char s1[], const char s2[]) function stores string array reference in two array variables and compare the strings character by character using index variable and return the difference between character values.

int strcmpptr(const char s1, const char s2) stores string array reference in pointer variables and copy compare the strings character by character using pointer arithmetic and return the difference between character values.

Program description:

The main purpose of the program is to demonstrate the working of built-in string function strcmp() by writing the two versions of each function. One version uses the pointer arithmetic to compare the strings. Second version uses array index to compare the strings.

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