# C/C++ 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++

`/* CPP 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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