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("%hhu", arr[0]);
        return;
    }
    if(n==2){
        if(arr[0]<arr[1]){
            printf("%hhu %hhu", arr[1], arr[0]);
            return;
        }else{
            printf("%hhu %hhu", arr[0], arr[1]);
            return;
        }
    }

    uint8_t a = 0, b =a, c =a;

    for(uint8_t i=0;i<n;i++){
        if(arr[i]>a){ // largest
            c = b;
            b = a;
            a = arr[i];

        }else if(arr[i]>b){ //second largest
            c = b;
            b = arr[i];
        }else if(arr[i]>c){ //third largest
            c = arr[i];
        }
    }
    printf("%hhu %hhu %hhu", a, b, c);


}

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