Program to find sum of elements in a given 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
C++
/* C++ Program to find sum of elements in a given array */#include <bits/stdc++.h> using namespace std; // function to return sum of elements // in an array of size n int sum(int arr[], int n) { int sum = 0; // initialize sum // Iterate through all elements // and add them to sum for (int i = 0; i < n; i++) sum += arr[i]; return sum; } // Driver code int main() { int arr[] = {12, 3, 4, 15}; int n = sizeof(arr) / sizeof(arr[0]); cout << "Sum of given array is " << sum(arr, n); return 0; } // This code is contributed by rathbhupendra |
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C
/* C Program to find sum of elements in a given array */#include <bits/stdc++.h> // function to return sum of elements // in an array of size n int sum(int arr[], int n) { int sum = 0; // initialize sum // Iterate through all elements // and add them to sum for (int i = 0; i < n; i++) sum += arr[i]; return sum; } int main() { int arr[] = {12, 3, 4, 15}; int n = sizeof(arr) / sizeof(arr[0]); printf("Sum of given array is %d", sum(arr, n)); return 0; } |
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Java
/* Java Program to find sum of elements in a given array */class Test { static int arr[] = {12,3,4,15}; // method for sum of elements in an array static int sum() { int sum = 0; // initialize sum int i; // Iterate through all elements and add them to sum for (i = 0; i < arr.length; i++) sum += arr[i]; return sum; } // Driver method public static void main(String[] args) { System.out.println("Sum of given array is " + sum()); } } |
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Python3
# 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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C#
// C# Program to find sum of elements in a // given array using System; class GFG { // method for sum of elements in an array static int sum(int []arr, int n) { int sum = 0; // initialize sum // Iterate through all elements and // add them to sum for (int i = 0; i < n; i++) sum += arr[i]; return sum; } // Driver method public static void Main() { int []arr = {12,3,4,15}; int n = arr.Length; Console.Write("Sum of given array is " + sum(arr, n)); } } // This code is contributed by Sam007. |
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PHP
<?php // PHP Program to find sum of // elements in a given array // function to return sum // of elements in an array // of size n function sum( $arr, $n) { // initialize sum $sum = 0; // Iterate through all elements // and add them to sum for ($i = 0; $i < $n; $i++) $sum += $arr[$i]; return $sum; } // Driver Code $arr =array(12, 3, 4, 15); $n = sizeof($arr); echo "Sum of given array is ", sum($arr, $n); // This code is contributed by aj_36 ?> |
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Output :
Sum of given array is 34
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