Find Top 3 Largest Values in an Array

#include <stdio.h>
#include <stdint.h>

void find_top_3(uint8_t *arr, uint8_t n) {
    // Your logic here
    // sort 
    for(int i = 0; i < n; ++i) {
        int key = arr[i];
        int j = i - 1;
        while (j >= 0 && arr[j] < key) {
            arr[j+1] = arr[j];
            j--;
        }
        arr[j+1] = key;
    }

    if (n >= 3) {
        for(int i = 0; i < 3; ++i) {
            printf("%d ", arr[i]);
        }
    } else {
        for(int i = 0; i < n; ++i) {
            printf("%d ", arr[i]);
        }
    }
}

int main() {
    uint8_t n;
    scanf("%hhu", &n);
    uint8_t arr[100];

    for (uint8_t i = 0; i < n; i++) {
        scanf("%hhu", &arr[i]);
    }

    find_top_3(arr, n);
    return 0;
}