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author | Jack Sangdahl <[email protected]> | 2024-12-02 22:04:49 -0700 |
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committer | Jack Sangdahl <[email protected]> | 2024-12-02 22:04:49 -0700 |
commit | ac9ff6585c34d5d761553f3da034087ce77d4078 (patch) | |
tree | a268df0c1f05fe66061256c8bded0d381490fc4d /add_space_string.c | |
parent | 7a862390b25f739dd3670c3e255653b29c7e8a19 (diff) | |
download | leetcode-ac9ff6585c34d5d761553f3da034087ce77d4078.tar.gz leetcode-ac9ff6585c34d5d761553f3da034087ce77d4078.zip |
2109. adding spaces to a string
Diffstat (limited to 'add_space_string.c')
-rw-r--r-- | add_space_string.c | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/add_space_string.c b/add_space_string.c index 3d6bf04..6699ca8 100644 --- a/add_space_string.c +++ b/add_space_string.c @@ -1,7 +1,5 @@ // 2109. Adding Spaces to a String -#include <stdio.h> -#include <stdlib.h> -#include <string.h> +#include "leetcode.h" /* * given a 0-indexed string 's' and a 0-indexed integer array 'spaces' that @@ -10,16 +8,16 @@ * modified string after the spaces have been added */ -char *addSpaces(char *s, int *spaces, int spaces_size) { - int n = strlen(s), m = n + 1 + spaces_size; - char *ans = malloc(m * sizeof(char)); +char *addSpaces(char *s, int *spaces, int spacesSize) { + int n = strlen(s), m = n + spacesSize + 1; + char *ans = (char *)malloc(m * sizeof(char)); ans[m - 1] = '\0'; int aidx = 0, bidx = 0; - int *num = malloc(spaces_size * sizeof(int)); + int *num = (int *)malloc(spacesSize * sizeof(int)); num[0] = spaces[0]; - for (int i = 1; i < spaces_size; i++) + for (int i = 1; i < spacesSize; i++) num[i] = spaces[i] - spaces[i - 1]; - for (int i = 0; i < spaces_size; i++) { + for (int i = 0; i < spacesSize; i++) { strncpy(&ans[aidx], &s[bidx], num[i]); aidx += num[i]; bidx += num[i]; @@ -32,8 +30,11 @@ char *addSpaces(char *s, int *spaces, int spaces_size) { } int main() { - char s1[] = {"LeetcodeHelpsMeLearn"}, s2[] = {"icodeinpython"}; - int n1[] = {8, 13, 15}, n2[] = {1, 5, 7, 9}; - printf("%s\n", addSpaces(s1, n1, 3)); // expect: Leetcode Helps Me Learn - printf("%s\n", addSpaces(s2, n2, 4)); // expect: i code in py thon + char *s1 = "LeetcodeHelpsMeLearn", *s2 = "icodeinpython", *s3 = "spaceing"; + int n1[] = {8, 13, 15}, n2[] = {1, 5, 7, 9}, n3[] = {0, 1, 2, 3, 4, 5, 6}; + printf("%s\n", + addSpaces(s1, n1, ARRAY_SIZE(n1))); // expect: Leetcode Helps Me Learn + printf("%s\n", + addSpaces(s2, n2, ARRAY_SIZE(n2))); // expect: i code in py thon + printf("%s\n", addSpaces(s3, n3, ARRAY_SIZE(n3))); // s p a c i n g } |