Python Program to find sum of array

Given an array of integers, find sum of its elements.

Examples :

Input : arr[] = {1, 2, 3}
Output : 6
1 + 2 + 3 = 6

Input : arr[] = {15, 12, 13, 10}
Output : 50
Method 1:
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# Python 3 code to find sum 
# of elements in given array
def _sum(arr,n):
      
    # return sum using sum 
    # inbuilt sum() function
    return(sum(arr))
  
# driver function
arr=[]
# input values to list
arr = [12, 3, 4, 15]
  
# calculating length of array
n = len(arr)
  
ans = _sum(arr,n)
  
# display sum
print ('Sum of the array is ', ans)
  
# This code is contributed by Himanshu Ranjan

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Output:



Sum of the array is  34
Method 2:
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# Python 3 code to find sum 
# of elements in given array
# driver function
arr = []
  
# input values to list
arr = [12, 3, 4, 15]
  
# sum() is an inbuilt function in python that adds 
# all the elements in list,set and tuples and returns
# the value 
ans = sum(arr)
  
# display sum
print ('Sum of the array is ',ans)
  
# This code is contributed by Dhananjay Patil 

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Output:

Sum of the array is  34

Please refer complete article on Program to find sum of elements in a given array for more details!




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