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Rooted by: ninjopiratis's Kumite #2
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  • Code 
    #include <stdlib.h>
#include <string.h>

char *fanis(const char *input, int value)
{
  char *r = malloc(strlen(input) + 1), *p = r;
  while (*input) *p++ = *input++ + value;
  return *p = '\0', r;
}
     Test Cases 
    #include <criterion/criterion.h>

char *fanis(const char *input, int value);

void basic_test(const char *input, int value, const char *expected)
{
  char *submited = fanis(input, value);
  cr_assert_str_eq(submited, expected);
  free(submited);
}

Test(the_multiply_function, should_pass_all_the_tests_provided)
{
  basic_test("123", 2, "345");
  basic_test("472", 1, "583");
}
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  • Code
    • #include <stdlib.h>
    • #include <string.h>
    • char *fanis(char *r, int k) {
    • char *w = malloc(strlen(r) + 1), *p = w;
    • while(w && *r) *p++ = k + *r++;
    • return w;
    • char *fanis(const char *input, int value)
    • {
    • char *r = malloc(strlen(input) + 1), *p = r;
    • while (*input) *p++ = *input++ + value;
    • return *p = '\0', r;
    • }
     Test Cases
    • #include <criterion/criterion.h>
    • char *fanis(const char *input, int value);
    • Test(the_multiply_function, should_pass_all_the_tests_provided) {
    • cr_assert_str_eq(fanis("123", 2), "345");
    • void basic_test(const char *input, int value, const char *expected)
    • {
    • char *submited = fanis(input, value);
    • cr_assert_str_eq(submited, expected);
    • free(submited);
    • }
    • Test(the_multiply_function, should_pass_all_the_tests_provided)
    • {
    • basic_test("123", 2, "345");
    • basic_test("472", 1, "583");
    • }