Find Top 3 Largest Values in an Array

Code

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

void find_top_3(uint8_t *arr, uint8_t n) {
    // Your logic here
    int max = INT_MIN;
    int max2 = INT_MIN;
    int max3 = INT_MIN;
    for (int i = 0; i < n; i++) {
        if (arr[i] > max) {
            max3 = max2;
            max2 = max;
            max = arr[i];
        } else if (arr[i] > max2) {
            max3 = max2;
            max2 = arr[i];
        } else if (arr[i] > max3) {
            max3 = arr[i];
        }
    }
    if (max != INT_MIN) {
        printf("%d ", max);
    }
    if (max2 != INT_MIN) {
        printf("%d ", max2);
    }
    if (max3 != INT_MIN) {
        printf("%d ", max3);
    }
}

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