C/C++程序,用于查找给定数组中的元素和

给定一个整数数组,求其元素之和。

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例如:

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;
}


请参阅完整的文章 求给定数组中元素之和的程序 更多细节!

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