Data Structure Array: Move all zeroes to end of array

http://www.geeksforgeeks.org/move-zeroes-end-array/

#include <iostream>
#include <vector>
#include <algorithm>
#include <queue>
#include <stack>
#include <string>
#include <fstream>
#include <map>
#include <set>
using namespace std;

void movezero(int arr[], int n) {
    int c = 0;
    for (int i = 0; i < n; i++) {
        if (arr[i] == 0) continue;
        arr[c++] = arr[i];
    }
    for (int i = c; i < n; i++) arr[i] = 0;
}

int main() {
    int arr[12] = {1, 9, 8, 4, 0, 0, 2, 7, 0, 6, 0, 9};
    movezero(arr, 12);
    for (int i = 0; i < 12; i++) cout << arr[i] << " ";
    return 0;
}