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# Python Program to find largest element in an array

• Difficulty Level : Easy
• Last Updated : 04 Jan, 2018

Given an array, find the largest element in it.

```Input : arr[] = {10, 20, 4}
Output : 20

Input : arr[] = {20, 10, 20, 4, 100}
Output : 100
```

## Python3

 `# Python3 program to find maximum``# in arr[] of size n `` ` `# python function to find maximum``# in arr[] of size n``def` `largest(arr,n):`` ` `    ``# Initialize maximum element``    ``max` `=` `arr[``0``]`` ` `    ``# Traverse array elements from second``    ``# and compare every element with ``    ``# current max``    ``for` `i ``in` `range``(``1``, n):``        ``if` `arr[i] > ``max``:``            ``max` `=` `arr[i]``    ``return` `max`` ` `# Driver Code``arr ``=` `[``10``, ``324``, ``45``, ``90``, ``9808``]``n ``=` `len``(arr)``Ans ``=` `largest(arr,n)``print` `(``"Largest in given array is"``,Ans)`` ` `# This code is contributed by Smitha Dinesh Semwal`

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