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 >=3) {
        for (int i=0; i <n-1; i++) {
            for (int j = i+1; j < n; j++) {
                if (arr[i] < arr[j]) {
                    int temp = arr[i];
                        arr[i] = arr[j];
                        arr[j] = temp;
                }
            }
        }
        printf("%d %d %d", arr[0], arr[1], arr[2]);
    } 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{
            printf("%d", arr[0]);
        }
    }
}

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