public class Main {public static void main(String[] args) { toMPH(1834832894);}public static long toMPH(double KMPH){if (KMPH < 0) {return -1;}double ConversionRate = 1.6; long MPH = Math.round(KMPH / ConversionRate);System.out.println(KMPH + "Kilometers in Miles Is" + MPH + "Miles"); return MPH;
Number 2
For some reason this code didn't stick in form like the last one, so sorry about that but I hope you can still read it and same with the rest for some reason
package com.company;public class Main { public static void main(String[] args) { printMegaBytesAndKiloBytes(2500);} public static void printMegaBytesAndKiloBytes(int kiloBytes) { int ConversionRate = 1024; if (kiloBytes < 0) { System.out.println("Invalid value");} if (kiloBytes >= 0) { int MegaBytes = kiloBytes / ConversionRate; int RemainingKiloBytes = kiloBytes % ConversionRate;System.out.println(kiloBytes + "KB = " + MegaBytes + " MB and " + RemainingKiloBytes + " KB");} } }
Number 3
public class Main { public static void main(String[] args) { shouldWakeUp(true, 15);} public static boolean shouldWakeUp(boolean barking, int hourOfDay) { if ((hourOfDay < 8 || hourOfDay > 22) && barking) { return true;} else { return false;} } }
Number 4
I got a few errors in this one I just don't know where
also this one only printed in fully black, no orangebut it stayed in form luckily { println("This program calculates leap year."); int year = readInt("Enter the year: "); boolean isLeapYear = ((year % 4 == 0) && (year % 100 != 0) || (year % 400 == 0)); if (isLeapYear) { println(year + " is a leap year."); } else println(year + " is not a leap year."); }}
Number 5
public class Main { public static void main(String[] args) { areequalbythreedecimalplaces(2.3333, 2.3339);} public static void areEqualByThreeDecimalPlaces(double number1, double number2) { int number3 = (int) (number1 * 10000); int number4 = (int) (number2 * 10000); if (number3 == number4) { System.out.println("true");} else { System.out.println("false");} } }
Number 6
this one when I was copying and pasting also didn't keep the colour AND form
public class TeenNumberChecker { public static boolean hasTeen(int num1, int num2, int num3) { if ((number1 >= 13 && number1 <= 19) || (number2 >= 13 && number2 <= 19) || (number3 >= 13 && number3 <= 19)) { return true; } return false; } public static boolean isTeen(int num4) { if (num4 >= 13 && num4 <= 19) { return true; } return false; }}
Hi Jerry, in hasTeen, they are saying only one teen needs to be in the range, but in your code you made it so every teen has to bee in the range, try to fix that up. The isTeen method is perfect.
对不起老师, 我的历史作品消失了, 我正要发送然后 link 不见了
抱歉
// Guys i can always come backkkkk!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 }
} public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 } } public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PIublic static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 } } public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 } } public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 } } public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 } } public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y // Guys i can always come backkkkk!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 } } public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 } } public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PIublic static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y// return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 } } public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 } } public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 } } public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 } } public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y // Guys i can always come backkkkk!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 // theres 10000 lines of code package com.company; public class Main { private static final String AD = "BUY DIET WATER 100% NOT VEGAN" public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 } } public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } else return -1; } public static void main(String[] args) { System.out.println(areaCaluculator(5.0)) System.out.println(areaCaluculator(-1)) System.out.println(areaCaluculator(5.0, 4.0)) System.out.println(areaCaluculator(-1, 4.0)) // } method overloading // Jerry work start public static double areaCaluculator (double width, double length) { if (width < 0 || length < 0) { return -1.0; } double area = width * length; return area; } public static double areaCaluculator (double radius) { if (radius <= 0) { return -1.0; } else { double circleArea = radius * radius * Math.PI return circleArea; } } //Jerry work end //"Hanghang Bought this line" //WHERE IS JERRY?????????????? //Hanghang land end Please eneter with caution public static double area(double radius) { if (radius < 0) { return -1.0; } double PI = Math.PI; double radiusOfCircle = radius * radius * PI; return radiusOfCircle; } public static double area(double x, double y) { if (x < 0) { double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 } } public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PIublic static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y } public static double areaCaluculator (double radius){ if (radius > 0){ //This land is claimed by Knight Hanghang return radius * radius * Math.PI } else { return -1.0 } } public static double areaCaluculator (double x, double y){ if (radius > 0){ double rectangleCool = x * y return = x * y
Exercise 1
package com.company; public class Main { public static void main(String[] args) { System.out.println( toMPH(320)); printConversion(320); } public static long toMPH(double KMPH) { if (KMPH < 0) { return -1; } long milesPerHour = Math.round(KMPH / 1.6); return milesPerHour; } public static void printConversion(double KMPH){ if(KMPH < 0) { System.out.println("invalid value"); } else { long MPH = toMPH(KMPH); System.out.println(KMPH + " Kilometers Per Hour Is " + MPH + " Miles Per Hour"); } } }
Number 1
public class Main { public static void main(String[] args) { toMPH(1834832894); } public static long toMPH(double KMPH){ if (KMPH < 0) { return -1; } double ConversionRate = 1.6; long MPH = Math.round(KMPH / ConversionRate); System.out.println(KMPH + "Kilometers in Miles Is" + MPH + "Miles"); return MPH;
Number 2
For some reason this code didn't stick in form like the last one, so sorry about that but I hope you can still read it and same with the rest for some reason
package com.company;public class Main { public static void main(String[] args) { printMegaBytesAndKiloBytes(2500);} public static void printMegaBytesAndKiloBytes(int kiloBytes) { int ConversionRate = 1024; if (kiloBytes < 0) { System.out.println("Invalid value");} if (kiloBytes >= 0) { int MegaBytes = kiloBytes / ConversionRate; int RemainingKiloBytes = kiloBytes % ConversionRate;System.out.println(kiloBytes + "KB = " + MegaBytes + " MB and " + RemainingKiloBytes + " KB");} } }
Number 3
public class Main { public static void main(String[] args) { shouldWakeUp(true, 15);} public static boolean shouldWakeUp(boolean barking, int hourOfDay) { if ((hourOfDay < 8 || hourOfDay > 22) && barking) { return true;} else { return false;} } }
Number 4
I got a few errors in this one I just don't know where
also this one only printed in fully black, no orange but it stayed in form luckily { println("This program calculates leap year."); int year = readInt("Enter the year: "); boolean isLeapYear = ((year % 4 == 0) && (year % 100 != 0) || (year % 400 == 0)); if (isLeapYear) { println(year + " is a leap year."); } else println(year + " is not a leap year."); } }
Number 5
public class Main { public static void main(String[] args) { areequalbythreedecimalplaces(2.3333, 2.3339);} public static void areEqualByThreeDecimalPlaces(double number1, double number2) { int number3 = (int) (number1 * 10000); int number4 = (int) (number2 * 10000); if (number3 == number4) { System.out.println("true");} else { System.out.println("false");} } }
Number 6
this one when I was copying and pasting also didn't keep the colour AND form
public class TeenNumberChecker { public static boolean hasTeen(int num1, int num2, int num3) { if ((number1 >= 13 && number1 <= 19) || (number2 >= 13 && number2 <= 19) || (number3 >= 13 && number3 <= 19)) { return true; } return false; } public static boolean isTeen(int num4) { if (num4 >= 13 && num4 <= 19) { return true; } return false; }}
package com.company; public class Main { public static void main(String[] args) { isTeen(14); hasTeen(14, 17, 90); } public static void hasTeen(int age1, int age2, int age3) { if ((age1 <= 19 && age2 <= 19 && age3 <= 19) || (age1 >= 13 && age2 >= 13 && age3 >=13)) { System.out.println("true"); } else { System.out.println("false"); } } public static void isTeen(int age1) { if (age1 < 20 && age1 > 12) { System.out.println("true"); } else { System.out.println("false"); } } }
package com.company; public class Main { public static void main(String[] args) { hasEqualSum(1, 2, 3); } public static void hasEqualSum(int number1, int number2, int answer) { if (number1 + number2 == answer) { System.out.println("true"); } else { System.out.println("false"); } } }
package com.company; public class Main { public static void main(String[] args) { areEqualByThreeDecimalPlaces(2.3333, 2.3339); } public static void areEqualByThreeDecimalPlaces(double number1, double number2) { int number3 = (int) (number1 * 1000); int number4 = (int) (number2 * 1000); if (number3 == number4) { System.out.println("true"); } else { System.out.println("false"); } } }
package com.company; public class Main { public static void main(String[] args) { isLeapYear(3454); } public static void isLeapYear(int year) { if (year < 1 && year > 9999) { System.out.println("false"); } else { if (year % 4 == 0) { System.out.println("Is leap year"); } else { System.out.println("Is not leap year"); } if (year % 100 == 0) { System.out.println("Divisible by 100"); } else { System.out.println("Not divisible ny 100"); } if (year % 4 == 0) { System.out.println("Divisible by 400"); } else { System.out.println("Not divisible by 400"); } } } }
package com.company; public class Main { public static void main(String[] args) { shouldWakeUp(true, 15); } public static boolean shouldWakeUp(boolean barking, int hourOfDay) { if ((hourOfDay < 8 || hourOfDay > 22) && barking) { return true; } else { return false; } } }
package com.company; public class Main { public static void main(String[] args) { printMegaBytesAndKiloBytes(2500); } public static void printMegaBytesAndKiloBytes(int kiloBytes) { int ConversionRate = 1024; if (kiloBytes < 0) { System.out.println("Invalid value"); } if (kiloBytes >= 0) { int MegaBytes = kiloBytes / ConversionRate; int RemainingKiloBytes = kiloBytes % ConversionRate; System.out.println(kiloBytes + "KB = " + MegaBytes + " MB and " + RemainingKiloBytes + " KB"); } } }
package com.company; public class Main { public static void main(String[] args) { PrintConversion(134.76); } public static long toMPH(double KMPH) { if (KMPH < 0) { return -1; } double ConversionRate = 1.6; long MPH = Math.round(KMPH / ConversionRate); return MPH; } public static void PrintConversion(double KMPH) { System.out.println(KMPH + " kilometers is " + toMPH(KMPH) + " in miles"); } }
Java Coding Exercise no. 7
package com.company; public class Main { public static boolean hasTeen(int numberOne, int numberTwo, int numberThree) { if (numberOne >= 13 && numberOne <= 19) { return true; } if (numberTwo >= 13 && numberTwo <= 19) { return true; } if (numberThree >= 13 && numberThree <= 19) { return true; } return false; } public static boolean isTeen (int number){ if (number >= 13 && number <= 19){ return true; } else return false; } public static void main(String[] args) { System.out.println(hasTeen(9, 99, 19)); System.out.println(hasTeen(25, 14, 42)); System.out.println(hasTeen(22, 23, 24)); System.out.println(isTeen(9)); System.out.println(isTeen(13)); } }
Java Coding Exercise no. 6
package com.company; public class Main { public static boolean hasEqualSum (int numberOne, int numberTwo, int numberThree){ if (numberOne + numberTwo == numberThree){ return true; } else return false; } public static void main(String[] args) { System.out.println(hasEqualSum(1, 1, 1)); System.out.println(hasEqualSum(1, 1, 2)); System.out