Thoughtworks Interview Question

Find largest element in array without using any extra variables or any functions

Interview Answers

Anonymous

Aug 10, 2016

def find_largest_element(arr): for element in arr: if arr[0] < element: #swap these arr[0]=arr[0] ^ element #XOR operation to swap element=arr[0] ^ element arr[0]=arr[0] ^ element return arr[0] arr=[4,15,4,8,1233,5,5,2,3455667] print(find_largest_element(arr))

1

Anonymous

Aug 16, 2016

for (int i = 1; i = arr[i]) { arr[i] = arr[i - 1]; } } System.out.println(arr[arr.length - 1]);

Anonymous

Aug 16, 2016

for (int i = 1; i = arr[i]) { arr[i] = arr[i - 1]; } } System.out.println(arr[arr.length - 1]);

Anonymous

Sep 14, 2016

Just sort the array and get the last element

Anonymous

Jul 17, 2020

use buble sort