#include<iostream>

using namespace std;

void output(int arr[], int size){
    for(int i = 0; i < size; i++) cout << arr[i];
}

int main(){
cout << "Hello" << endl;
int x[3] ={1,2,3};
int y[4] = {1,2,3,4};

output(x, 3);
output(y, 4);

return 0;
}