#include<bits/stdc++.h> using namespace std; int arr[10] = { 20, 31, 10, 5, 101, 89, 4, 11, 19, 54}; int arr_sum(int n) { if(n == 0) { return arr[0]; } int sum = arr_sum(n - 1) + arr[n]; return sum; } int main() { cout << arr_sum(6); return 0; }