Find Maximum Element Using Pointer Walk

Code

#include <stdio.h>

int find_max_element(int *ptr, int n) {
    int Max = *ptr;
    for (int i = 1; i < n; i++){
        if(Max < *(ptr + i)){
            Max = *(ptr + i);
        }
    }
    return Max;
}

int main() {
    int n;
    scanf("%d", &n);

    int arr[100];
    for (int i = 0; i < n; i++) {
        scanf("%d", &arr[i]);
    }

    int result = find_max_element(arr, n);
    printf("%d", result);

    return 0;
}

Solving Approach

  • Read n and array elements.
  • Assume first element is the maximum.
  • Traverse array using pointer, update Max when a larger element is found.
  • Print the maximum value.

 

 

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Input

5 10 25 5 30 15

Expected Output

30