Find Top 3 Largest Values in an Array

Code

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

void sort_array(uint8_t *arr, uint8_t n){
    uint8_t temp;
    for(int i=0;i<n;i++){
        for(int j=i+1;j<n;j++){
            if(arr[j] < arr[i]){
                temp = arr[i];
                arr[i] = arr[j];
                arr[j] = temp;
            }
        }
    }
}

void find_top_3(uint8_t *arr, uint8_t n) {
    // Your logic here
    sort_array(arr, n);
    if(n<3){
        for(int i=0;i<n;i++){
            printf("%u", arr[n-i-1]);
            if(i<n-1)
                printf(" ");
    }
    }
    else{
        for(int i=1;i<4;i++){
            printf("%u", arr[n-i]);
            if(i<3)
                printf(" ");
    }
    }
}

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