76 lines
1.8 KiB
C
76 lines
1.8 KiB
C
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#include "types.h"
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#include <stdio.h>
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/**
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* Determine whether the provided character is alphabetic.
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*
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* @param c character
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*
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* @return true when the provided character `c` is alphabetic;
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* false otherwise
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*/
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bool is_alpha(char c) {
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// TODO: 1. Check whether the value in c represents an alphabetic ASCII
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// character
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return ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'));
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}
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/**
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* Determine whether all characters of the provided `string`
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* (character array) are alphabetic.
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*
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* @param string input string
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*
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* @return true when all characters in the provided string are alphabetic;
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* false otherwise
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*/
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bool is_name(char string[]) {
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// TODO: 1. For each character in string
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// - determine whether it is alphabetic by calling is_aplha function
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bool is = true;
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int i = 0;
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while (true) {
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if (string[i] == '\0') {
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break;
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}
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if (!is_alpha(string[i])) {
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is = false;
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break;
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}
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++i;
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}
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return is;
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}
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#ifndef TEST_BUILD
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int main() {
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// Limit the size of names to 20 characters + terminating '\0'
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char name[21];
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char surname[21];
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// Let the user specify their name
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printf("Please provide your name: ");
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scanf("%20s", name);
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// Call our new function that checks if the name contains only alphabetic
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// symbols The argument supplied to the function can have a different name
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// than the one specified in the function definition.
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if (!is_name(name)) {
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printf("Provided name contains non-alphabetic characters!\n");
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return 1;
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}
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printf("Please provide your surname: ");
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scanf("%20s", surname);
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if (!is_name(surname)) {
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printf("Provided surname contains non-alphabetic characters!\n");
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return 1;
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}
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printf("Your full name is: %s %s\n", name, surname);
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return 0;
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}
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#endif
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