leetcode-grind/problems/283/main.c

#include <stdio.h>

void moveZeroes(int*, int);
void moveZeroes(int* nums, int numsSize){
    int numZeroes = 0;
    for (int i = 0; i < numsSize; i++) {
        if (nums[i] == 0) {
            numZeroes++;
        } else {
            nums[i - numZeroes] = nums[i];
        }
    }

    for (int i = 0; i < numZeroes; i++) {
	    nums[numsSize - 1 - i] = 0;
    }
}

int main() {
    int nums[5] = {0, 1, 0, 3, 12};
    int expectedResult[5] = {1, 3, 12, 0, 0};
    printf("Expected: ");
    for (int i = 0; i < 5; i++) {
        printf("%d ", expectedResult[i]);
    }
    printf("\n");

    moveZeroes(nums, 5);

    printf("Got: ");
    for (int i = 0; i < 5; i++) {
        printf("%d ", nums[i]);
    }
    printf("\n");
}