#include<iostream>
using namespace std;
class Rainfall()
{
    public:
    static double total;
    static bool addRainfall(double value){
        if (value<0){
            cout<<"Invalid Rainfall";
            return false;
    
        }
        total += value;
        return true;
    }
};
double Rainfall::total = 0;
int main()
{
    int n;
    if (!(cin>>n)){
        cout<<"Incomplete Data";
        return 0;
    }
    for (int i = 0; i<n; i++){                                              
}
}