Rotational Cipher

Challenge Overview

Create an implementation of the rotational cipher, also sometimes called the Caesar cipher.

Visit the rotational-cipher exercise on Exercism to read the full instructions and download the exercise files.

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Solution 1 by @elhoward (⭐ 1) — View on Exercism
Solution 2 by @dhruvsaraswat01 (⭐ 0) — View on Exercism
Solution 3 by @soroutritik7 (⭐ 0) — View on Exercism

Source: Exercism c/rotational-cipher

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#include "rotational_cipher.h"
#include <stddef.h> // For size_t
#include <stdlib.h> // For calloc()
#include <string.h> // For strlen()

char *rotate(const char *text, int shift_key) {
    size_t len = strlen(text);
    char *result = calloc(len + 1, sizeof(char));
    len = 0;
    for (const char *p = text; *p; ++p) {