练习2014081801

/********************************************************************
@file     Main_practise.cpp
@date     2014-8-18
@author   Tiger
@brief    算法学习
@details  加总数字
********************************************************************/
#include <iostream>

const int SIZE = 5;

int summation(int arr[], int n);

int main(int argc, const char* argv[])
{
	int arr[] = {3, 6, 9, -8, 1};
	std::cout << "总和是" << summation(arr, SIZE) << "." << std::endl;

	system("pause");
	return 0;
}

int summation(int arr[], int n)
{
	int nSum = 0;
	for (int i=0; i<n; ++i)
	{
		nSum += arr[i];
	}

	return nSum;
}