Why i can't compile this program, 10 points if you manage to help me?

Question

public class Exercise {
private int lowtemp;
private int hightemp;
private String name;


public void setlowtemp( int lowt)
{
lowtemp = lowt;
}

public int getlowtemp()
{
return lowtemp;
}

public void sethightemp( int hight)
{
hightemp = hight;
}

public int gethightemp()
{
return hightemp;
}

public void setname( String n)
{
name = n;
}

public String getname()
{
return name;
}


public void displayMessage()
{
System.out.println("Please enter the temperature"+ gethightemp());
System.out.println("Please enter the temperature"+ getlowtemp());
System.out.println("Please enter the temperature"+ getname());

}

public class Activities extends Exercise{


public static void main(String[] args) throws IOException {


BufferedReader input=new BufferedReader (new InputStreamReader(System.in));

Activities acts = new Activities();
acts.printAllowedActivities(temp);

mp);

swimming = new Exercise("swimming")
private String swimming;
swimming.setName("swimming");
swimming.setLowTemp(75);
swimming.setHighTemp(120);


tennis = new Exercise("tennis")
private String tennis;
tennis.setName("tennis");
tennis.setLowTemp(60);
tennis.setHighTemp(85);
}

public void printAllowedActivities(int temp) {

if (temp > swimming.getLowTemp() && temp < swimming.getHighTemp()) {
System.out.println("Swimming is good for this temp");
}
if(temp>tennis.getLowTemp() && temp < tennis.getHighTemp()) {
System.out.println("Tennis is good for this temp");
}

}

public void inputTemperature(){
Scanner input = new Scanner ( System.in );
System.out.print("\nEnter the temperature: ");

int temperature;
char activities;
if (temperature >= 75) {
activities = 'swimming';
}
else if(temperature > 60 && temperature <= 85){
activities = 'tennis';

}

}
else(temperature >=-21 && temperature <=111 ){
activities = 'no activities';
System.out.println("Activities = " + activities);
}

}
}

Answer 1

Did u compile properly, if so what was the error message. Give the full details of the error message, only then the members will be able to answer ur question.

All the best, though i do not know about ur programme, but still i would have been able to de-bug this.