accumulator

R7-6 accumulator (10 branch )

Please implement an accumulator . Input n Nonnegative integers , Output their and . 1<n<1000, And each number is <10000.

Input format :

The input consists of two lines . first line : Include an integer n, It means that there is a total of n Number . The second line : contain n It's an integer .

Output format :

Output n The number and .

sample input :

4
3 2 1 4

sample output :

10

java edition

import java.util.*;
public class Main{
    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        int n = input.nextInt();
        double sum = 0;
        for (int i = 0 ; i < n; i ++) {
            double x = input.nextDouble();
            sum += x;
        }
        System.out.printf("%.0f\n",sum);
    }
}

 c++ edition

#include<bits/stdc++.h>
using namespace std;
int main() {
    int n,s=0; cin>>n;
    for (int i=0 ;i < n;i++) {
        int x; cin>>x;
        s+=x;
        if(i==n-1){
            cout<<s<<endl;
            break;
        }
    }
    return 0;
}