Find Top 3 Largest Values in an Array

Code

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

void find_top_3(uint8_t *arr, uint8_t n) {
    // Your logic here
    if(n==1)    printf("%d",arr[0]);
    else if(n==2)
    {
        if(arr[0]>arr[1])   printf("%d %d",arr[0], arr[1]);
        else    printf("%d %d", arr[1], arr[0]);
    }
    else
    {
        uint8_t max = arr[0], max_2 = arr[0], max_3 = arr[0];
        for(uint8_t x=1;x<n;x++)
        {
            if(arr[x]>max)  
            {
                max_3 = max_2;
                max_2 = max;
                max = arr[x];
            }
            if(arr[x]>max_2 && arr[x]<max)
            {
                max_3 = max_2;
                max_2 = arr[x];
            }
            if(arr[x]>max_3 && arr[x]<max_2)
            {
                max_3 = arr[x];
            }
        }
        printf("%d %d %d", max, max_2,max_3);
    }
}

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;
}

Solving Approach

 

 

 

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Input

6 10 90 20 80 70 30

Expected Output

90 80 70