as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
write the code for swapping two elements in a given array.
user
```
def swaptwoelements(arr, i, j):
  temp = arr[i]
  arr[i] = arr[j]
  arr[j] = temp
```
assistant