Short String Inside Larger | C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>

void print_arr(int *arr, int n)
{
    printf("\n");

    printf("[");

    for(int i = 0; i < n-1; i++)
    {
        printf("%d, ", arr[i]);
    }

    printf("%d]", arr[n-1]);

    printf("\n\n");
}

int small_in_big(char *s1, char *s2) // s1 = small, s2 = big
{
    // small = jim
    // big = mojair

    int new_small[26] = {};
    int new_big[26] = {};

    int len_small = strlen(s1);
    int len_big = strlen(s2);

    for(int i = 0; i < len_small; i++)
        new_small[s1[i] - 97]++; // j = 106, index = 106-97 = 9


    for(int j = 0; j < len_big; j++)
        new_big[s2[j] - 97]++; // m = 109, index = 109-97 = 12


    for(int k = 0; k < len_small; k++)
    {
        if(new_big[s1[k] - 97]) // new_big[9]
            new_big[s1[k] - 97]--;

        else
            return 0;
    }

    return 1;
}

void main()
{
    char str1[] = "mim";
    char str2[] = "mojair";

    int result = small_in_big(str1, str2);

    printf("%d", result);
}