编辑代码

#include <iostream>
using namespace std;
int  accumula(int a[],int n)
{
    int sum=0;
    for(int i=0;i<n;i++)
    {
     sum=sum+a[i];
    }
return sum;
}
int main() {
   int a[]={2,3,4,5,6,7};
	int n=sizeof(a)/sizeof(int);
	cout<<accumula(a, n)<<endl;
    return 0;
}