public class Area extends ConsoleProgram
{
public void run()
{
double width = readDouble("What is the width of the rectangle?");
double height = readDouble("What is the height of the rectangle?");
double area = (width * height);
System.out.println("The area of the rectangle is " + area + " units squared.");
}
}
public class AddFractions extends ConsoleProgram
{
public void run()
{
int numer_1 = readInt("What is the numerator of the first fraction? ");
int denom_1 = readInt("What is the denominator of the first fraction? ");
int numer_2 = readInt("What is the numerator of the second fraction? ");
int denom_2 = readInt("What is the denominator of the second fraction? ");
int sum_1 = ((numer_1 * denom_2) + (denom_1 * numer_2));
int sum_2 = (denom_2 * denom_1);
System.out.println("The sum of " + numer_1 + "/" + denom_1 + " + " + numer_2 + "/" + denom_2 + " = " + sum_1 + "/" + sum_2);
}
}
public class CastingToInt extends ConsoleProgram
{
public void run()
{
double myDouble = readDouble("Please input your double: ");
int myInt = (int)myDouble;
System.out.println(myInt);
}
}
public class CastingToDouble extends ConsoleProgram
{
public void run()
{
int firstInt = readInt("First Int: ");
int secondInt = readInt("Second Int: ");
double dub_1 = (double)firstInt;
double dub_2 = (double)secondInt;
System.out.println(dub_1 / dub_2);
}
}
public class MovieRatings extends ConsoleProgram
{
public void run()
{
double movieRating = readDouble("Please enter a movie rating: ");
movieRating = movieRating + .5;
int movieRounded = (int) movieRating;
System.out.println("Rating rounded: " + movieRounded);
}
}
public class IceCream extends ConsoleProgram
{
public void run()
{
boolean likeCream = readBoolean("Do you like icecream? ");
System.out.println(likeCream);
}
}
public class RollerCoaster extends ConsoleProgram
{
public void run()
{
boolean isTallEnough = readBoolean("Taller than 4ft? ");
boolean isOldEnough = readBoolean("Older than 8? ");
boolean canRide = isTallEnough && isOldEnough;
System.out.println(canRide);
}
}
public class TripleDouble extends ConsoleProgram
{
public void run()
{
int points = readInt("How many points did you score? ");
int rebounds = readInt("How many rebounds did you get? ");
int assists = readInt("How many assists did you have? ");
// Create a boolean called `tripleDouble`
// that is true if
// you had at least 10 in each category
boolean tripleDouble = points >= 10 && rebounds >= 10 && assists >= 10;
System.out.println("Got a Triple Double?: " + tripleDouble);
}
}
public class Repeat1000 extends ConsoleProgram
{
public void run()
{
for(int i = 0; i < 1000; i++)
{
System.out.println("Hello Karel");
}
}
}
public class Odds extends ConsoleProgram
{
public void run()
{
for(int i = 1; i < 100; i+=2)
{
System.out.println(i);
}
}
}
public class Factorial extends ConsoleProgram
{
public void run()
{
int num = readInt("What number would you like to compute the factorial for?");
int fact = 1;
for(int i = 1; i <= num; i++)
{
fact *= i;
}
System.out.println(fact);
}
}
public class EvensWhile extends ConsoleProgram
{
public void run()
{
int i = 0;
while (i <= 500)
{
System.out.println(i);
i += 2;
}
}
}
public class FindMinimum extends ConsoleProgram
{
public void run()
{
int first = readInt("First number? ");
int second = readInt("Second number? ");
int third = readInt("Third number? ");
int lowest = 0;
if(first < second)
{
lowest = first;
}
else
{
lowest = second;
}
if(second < third)
{
lowest = second;
}
else
{
lowest = third;
}
if(first < third)
{
lowest = first;
}
else
{
lowest = third;
}
System.out.println(lowest);
}
}
public class GuessTheNumber extends ConsoleProgram
{
public void run()
{
int secretNumber = 6;
System.out.println("I'm thinking of a number between 1 and 10.");
System.out.println("See if you can guess the number!");
while(true)
{
int guess = readInt("Enter your guess: ");
if(guess == secretNumber)
{
System.out.println("Correct!");
break;
}
System.out.println("Try again!");
}
}
}
public class Divisibility extends ConsoleProgram
{
public void run()
{
int dividend = readInt("Enter the dividend: ");
int divisor = readInt("Enter the divisor: ");
if(divisor != 0 && dividend / divisor == (double) dividend / divisor)
{
System.out.println(dividend + " is divisible by " + divisor + "!");
}
else
{
System.out.println(dividend + " is not divisible by " + divisor);
}
}
}
public class AmusementPark extends ConsoleProgram
{
int AGE_LIMIT = 12;
int HEIGHT_LIMIT = 48;
public void run()
{
int age = readInt("Enter your age: ");
int height = readInt("Enter your height in inches: ");
boolean oldEnough = age >= AGE_LIMIT;
boolean tallEnough = height >= HEIGHT_LIMIT;
// CHANGE THIS LINE
// Convert this boolean expression into its De Morgan equivalent
boolean cannotRide = !oldEnough || !tallEnough;
if(cannotRide)
{
System.out.println("You may not ride the rollercoasters.");
}
else
{
System.out.println("You may ride the rollercoasters!");
}
boolean canSwim = readBoolean("Can you swim? ");
boolean hasLifeJacket = readBoolean("Do you have a life jacket? ");
// CHANGE THIS LINE
// Convert this boolean expression into its De Morgan equivalent
boolean cannotSwim = !canSwim && !hasLifeJacket;
if(cannotSwim)
{
System.out.println("You may not swim in the pool.");
}
else
{
System.out.println("You may swim in the pool!");
}
}
}
public class ThreeStrings extends ConsoleProgram
{
public void run()
{
// Ask the user for three strings.
// remember to use the readLine() method.
String First = readLine("First string? ");
String Second = readLine("Second string? ");
String Third = readLine("Third string? ");
String combine = First + Second;
if(combine.equals(Third))
{
System.out.println(First + " + " + Second + " is equal to " + Third + "!");
}
else
{
System.out.println(First + " + " + Second + " is not equal to " + Third + "!");
}
}
}
**TEST**
Imgur Link to album : https://imgur.com/a/Ohla7
{
public void run()
{
double width = readDouble("What is the width of the rectangle?");
double height = readDouble("What is the height of the rectangle?");
double area = (width * height);
System.out.println("The area of the rectangle is " + area + " units squared.");
}
}
public class AddFractions extends ConsoleProgram
{
public void run()
{
int numer_1 = readInt("What is the numerator of the first fraction? ");
int denom_1 = readInt("What is the denominator of the first fraction? ");
int numer_2 = readInt("What is the numerator of the second fraction? ");
int denom_2 = readInt("What is the denominator of the second fraction? ");
int sum_1 = ((numer_1 * denom_2) + (denom_1 * numer_2));
int sum_2 = (denom_2 * denom_1);
System.out.println("The sum of " + numer_1 + "/" + denom_1 + " + " + numer_2 + "/" + denom_2 + " = " + sum_1 + "/" + sum_2);
}
}
public class CastingToInt extends ConsoleProgram
{
public void run()
{
double myDouble = readDouble("Please input your double: ");
int myInt = (int)myDouble;
System.out.println(myInt);
}
}
public class CastingToDouble extends ConsoleProgram
{
public void run()
{
int firstInt = readInt("First Int: ");
int secondInt = readInt("Second Int: ");
double dub_1 = (double)firstInt;
double dub_2 = (double)secondInt;
System.out.println(dub_1 / dub_2);
}
}
public class MovieRatings extends ConsoleProgram
{
public void run()
{
double movieRating = readDouble("Please enter a movie rating: ");
movieRating = movieRating + .5;
int movieRounded = (int) movieRating;
System.out.println("Rating rounded: " + movieRounded);
}
}
public class IceCream extends ConsoleProgram
{
public void run()
{
boolean likeCream = readBoolean("Do you like icecream? ");
System.out.println(likeCream);
}
}
public class RollerCoaster extends ConsoleProgram
{
public void run()
{
boolean isTallEnough = readBoolean("Taller than 4ft? ");
boolean isOldEnough = readBoolean("Older than 8? ");
boolean canRide = isTallEnough && isOldEnough;
System.out.println(canRide);
}
}
public class TripleDouble extends ConsoleProgram
{
public void run()
{
int points = readInt("How many points did you score? ");
int rebounds = readInt("How many rebounds did you get? ");
int assists = readInt("How many assists did you have? ");
// Create a boolean called `tripleDouble`
// that is true if
// you had at least 10 in each category
boolean tripleDouble = points >= 10 && rebounds >= 10 && assists >= 10;
System.out.println("Got a Triple Double?: " + tripleDouble);
}
}
public class Repeat1000 extends ConsoleProgram
{
public void run()
{
for(int i = 0; i < 1000; i++)
{
System.out.println("Hello Karel");
}
}
}
public class Odds extends ConsoleProgram
{
public void run()
{
for(int i = 1; i < 100; i+=2)
{
System.out.println(i);
}
}
}
public class Factorial extends ConsoleProgram
{
public void run()
{
int num = readInt("What number would you like to compute the factorial for?");
int fact = 1;
for(int i = 1; i <= num; i++)
{
fact *= i;
}
System.out.println(fact);
}
}
public class EvensWhile extends ConsoleProgram
{
public void run()
{
int i = 0;
while (i <= 500)
{
System.out.println(i);
i += 2;
}
}
}
public class FindMinimum extends ConsoleProgram
{
public void run()
{
int first = readInt("First number? ");
int second = readInt("Second number? ");
int third = readInt("Third number? ");
int lowest = 0;
if(first < second)
{
lowest = first;
}
else
{
lowest = second;
}
if(second < third)
{
lowest = second;
}
else
{
lowest = third;
}
if(first < third)
{
lowest = first;
}
else
{
lowest = third;
}
System.out.println(lowest);
}
}
public class GuessTheNumber extends ConsoleProgram
{
public void run()
{
int secretNumber = 6;
System.out.println("I'm thinking of a number between 1 and 10.");
System.out.println("See if you can guess the number!");
while(true)
{
int guess = readInt("Enter your guess: ");
if(guess == secretNumber)
{
System.out.println("Correct!");
break;
}
System.out.println("Try again!");
}
}
}
public class Divisibility extends ConsoleProgram
{
public void run()
{
int dividend = readInt("Enter the dividend: ");
int divisor = readInt("Enter the divisor: ");
if(divisor != 0 && dividend / divisor == (double) dividend / divisor)
{
System.out.println(dividend + " is divisible by " + divisor + "!");
}
else
{
System.out.println(dividend + " is not divisible by " + divisor);
}
}
}
public class AmusementPark extends ConsoleProgram
{
int AGE_LIMIT = 12;
int HEIGHT_LIMIT = 48;
public void run()
{
int age = readInt("Enter your age: ");
int height = readInt("Enter your height in inches: ");
boolean oldEnough = age >= AGE_LIMIT;
boolean tallEnough = height >= HEIGHT_LIMIT;
// CHANGE THIS LINE
// Convert this boolean expression into its De Morgan equivalent
boolean cannotRide = !oldEnough || !tallEnough;
if(cannotRide)
{
System.out.println("You may not ride the rollercoasters.");
}
else
{
System.out.println("You may ride the rollercoasters!");
}
boolean canSwim = readBoolean("Can you swim? ");
boolean hasLifeJacket = readBoolean("Do you have a life jacket? ");
// CHANGE THIS LINE
// Convert this boolean expression into its De Morgan equivalent
boolean cannotSwim = !canSwim && !hasLifeJacket;
if(cannotSwim)
{
System.out.println("You may not swim in the pool.");
}
else
{
System.out.println("You may swim in the pool!");
}
}
}
public class ThreeStrings extends ConsoleProgram
{
public void run()
{
// Ask the user for three strings.
// remember to use the readLine() method.
String First = readLine("First string? ");
String Second = readLine("Second string? ");
String Third = readLine("Third string? ");
String combine = First + Second;
if(combine.equals(Third))
{
System.out.println(First + " + " + Second + " is equal to " + Third + "!");
}
else
{
System.out.println(First + " + " + Second + " is not equal to " + Third + "!");
}
}
}
**TEST**
Imgur Link to album : https://imgur.com/a/Ohla7