RainFall.java

public class Rainfall
double monthlyAmount[] = new double[12];

public Rainfall() { }

public void setMonthlyAmount(int monthNo, double amt) {
monthlyAmount[monthNo] = amt;
}

public double getTotalRainfall() {
double total = 0.0;
for (int i = 0; i < monthlyAmount.length; ++i)
total += monthlyAmount[i];
return total;
}

public double getAverageRainfall() {
return getTotalRainfall() / (double) monthlyAmount.length;
}

public double getLeastRainMonth() {
int minIdx = 0;
double minAmt = monthlyAmount[0];
for (int i = 1; i < monthlyAmount.length; ++i) {
if (monthlyAmount[i] < minAmt) {
minAmt = monthlyAmount[i];
minIdx = i;
}
}
// Can return "minIdx" if they want the month number;
// I'm assuming they want the amount
return minAmt;
}

public double getMostRainMonth() {
int maxIdx = 0;
double maxAmt = monthlyAmount[0];
for (int i = 1; i < monthlyAmount.length; ++i) {
if (monthlyAmount[i] > maxAmt) {
maxAmt = monthlyAmount[i];
maxIdx = i;
}
}
// Can return "maxIdx" if they want the month number;
// I'm assuming they want the amount
return maxAmt;
}
}