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Unit 1 Write Code for Toggle Code

This is the write code problems associated with the mixed up code problems.

Write code that prints Maria’s first name on one line and her last name on the next line.

public class Test1 { public static void main(String[] args) { String firstName = "Maria"; String lastName = "Hernandez"; // Add your code here } } ==== // ch4ex1muc import static org.junit.Assert.*; import org.junit.*; import java.io.*; public class RunestoneTests extends CodeTestHelper { public RunestoneTests() { super("Test1"); } @Test public void test1() { String output = getMethodOutput("main"); String expect = "Maria\nHernandez"; boolean passed = getResults(expect, output, "Running main"); assertTrue(passed); } }

Write code that prints the poem Roses are red Violets are blue Sugar is sweet And so are you with 1 sentence on each line.

public class Test1 { public static void main(String[] args) { // Add your code here } } ==== // ch4ex2muc import static org.junit.Assert.*; import org.junit.*; import java.io.*; public class RunestoneTests extends CodeTestHelper { public RunestoneTests() { super("Test1"); } @Test public void test1() { String output = getMethodOutput("main"); String expect = "Roses are red\nViolets are blue\nSugar is sweet\nAnd so are you"; boolean passed = getResults(expect, output, "Running main"); assertTrue(passed); } }

Write code that prints Marcus’s name on one line and his favorite color (Blue) on the next line.

public class Test1 { public static void main(String[] args) { String name = "Marcus"; String favoriteColor = "Blue"; // Add your code here } } ==== // ch4ex3muc import static org.junit.Assert.*; import org.junit.*; import java.io.*; public class RunestoneTests extends CodeTestHelper { public RunestoneTests() { super("Test1"); } @Test public void test1() { String output = getMethodOutput("main"); String expect = "Marcus\nBlue"; boolean passed = getResults(expect, output, "Running main"); assertTrue(passed); } }

Write code that figures out the cost for each shirt if you buy 2 and get the third free and they are originally $45 each. Make sure your answer is a double.

public class Test1 { public static void main(String[] args) { double price = 45; // Add your code here } } ==== // ch3ex1muc import static org.junit.Assert.*; import org.junit.*; import java.io.*; public class RunestoneTests extends CodeTestHelper { public RunestoneTests() { super("Test1"); } @Test public void test1() { String output = getMethodOutput("main"); String expect = "30.0"; boolean passed = getResults(expect, output, "Running main"); assertTrue(passed); } }

Write code that figures out the cost per person for a dinner including the tip. Assume the bill was $89.23, there are three people, and the tip should be 20%. Make sure your answer is a double.

public class Test1 { public static void main(String[] args) { double bill = 89.23; // Add your code here } } ==== // ch3ex2muc import static org.junit.Assert.*; import org.junit.*; import java.io.*; public class RunestoneTests extends CodeTestHelper { public RunestoneTests() { super("Test1"); } @Test public void test1() { String output = getMethodOutput("main"); double result = Double.parseDouble(output); double expect = 35.692; boolean passed = getResults(expect, result, "Running main"); assertTrue(passed); } }

Write code that calculates and prints the number of seconds in 5 days.

public class Test1 { public static void main(String[] args) { // Add your code here } } ==== // ch3ex4muc import static org.junit.Assert.*; import org.junit.*; import java.io.*; public class RunestoneTests extends CodeTestHelper { public RunestoneTests() { super("Test1"); } @Test public void test1() { String output = getMethodOutput("main"); String expect = "432000"; boolean passed = getResults(expect, output, "Running main"); assertTrue(passed); } }

Write code that calculates and prints the number of months it would take you to save $500 if you make $50 a week. Make sure your answer is a double.

public class Test1 { public static void main(String[] args) { // Add your code here } } ==== // ch3ex5muc import static org.junit.Assert.*; import org.junit.*; import java.io.*; public class RunestoneTests extends CodeTestHelper { public RunestoneTests() { super("Test1"); } @Test public void test1() { String output = getMethodOutput("main"); String expect = "2.5"; boolean passed = getResults(expect, output, "Running main"); assertTrue(passed); } }

Write code that prints the name on one line followed by the age on the next line. Your output should look like Your name is Layla and Your age is 16.

public class Test1 { public static void main(String[] args) { String name = "Layla"; String age = "16"; // Add your code here } } ==== // ch4ex5muc import static org.junit.Assert.*; import org.junit.*; import java.io.*; public class RunestoneTests extends CodeTestHelper { public RunestoneTests() { super("Test1"); } @Test public void test1() { String output = getMethodOutput("main"); String expect = "Your name is Layla\nYour age is 16"; boolean passed = getResults(expect, output, "Running main"); assertTrue(passed); } }

Write code that prints the name on one line and the favorite food on the next line. Your output should look like Your name is Julian Your favorite food is chicken wings

public class Test1 { public static void main(String[] args) { String name = "Julian"; String food = "chicken wings"; // Add your code here } } ==== // ch4ex6muc import static org.junit.Assert.*; import org.junit.*; import java.io.*; public class RunestoneTests extends CodeTestHelper { public RunestoneTests() { super("Test1"); } @Test public void test1() { String output = getMethodOutput("main"); String expect = "Your name is Julian\nYour favorite food is chicken wings"; boolean passed = getResults(expect, output, "Running main"); assertTrue(passed); } }

Write code that calculates and prints the cost of a trip that is 200 miles when the price of gas is 2.20 and the miles per gallon is 42. Make sure your answer is a double.

public class Test1 { public static void main(String[] args) { // Add your code here } } ==== // ch3ex6muc import static org.junit.Assert.*; import org.junit.*; import java.io.*; public class RunestoneTests extends CodeTestHelper { public RunestoneTests() { super("Test1"); } @Test public void test1() { String output = getMethodOutput("main"); String expect = "10.476190476190476"; boolean passed = getResults(expect, output, "Running main"); assertTrue(passed); } }

Write code that calculates how many miles you can go on half a tank of gas if the miles per gallon is 26 and your tank holds 15 gallons.

public class Test1 { public static void main(String[] args) { // Add your code here } } ==== // ch3ex7muc import static org.junit.Assert.*; import org.junit.*; import java.io.*; public class RunestoneTests extends CodeTestHelper { public RunestoneTests() { super("Test1"); } @Test public void test1() { String output = getMethodOutput("main"); String expect = "195"; boolean passed = getResults(expect, output, "Running main"); assertTrue(passed); } }

Write code that calculates and prints how many chicken wings you can buy with $3.50 if the wings are $.60 each. Make sure your answer is an integer.

public class Test1 { public static void main(String[] args) { // Add your code here } } ==== // ch3ex8muc import static org.junit.Assert.*; import org.junit.*; import java.io.*; public class RunestoneTests extends CodeTestHelper { public RunestoneTests() { super("Test1"); } @Test public void test1() { String output = getMethodOutput("main"); String expect = "5"; boolean passed = getResults(expect, output, "Running main"); assertTrue(passed); } @Test public void test2() { String output = getMethodOutput("main"); String expect = "5"; boolean passed = !output.contains("."); passed = getResults(expect, output, "Checking for integer output", passed); assertTrue(passed); } }

Write code that calculates how much you will have to pay for an item that is 60 percent off the original price of $52.99.

public class Test1 { public static void main(String[] args) { double price = 52.99; double discount = 0.6; // Add your code here } } ==== // ch3ex9muc import static org.junit.Assert.*; import org.junit.*; import java.io.*; public class RunestoneTests extends CodeTestHelper { public RunestoneTests() { super("Test1"); } @Test public void test1() { String output = getMethodOutput("main"); String expect = "21.196"; boolean passed = getResults(expect, output, "Running main"); assertTrue(passed); } }

Write code that calculates and prints how much the per item costs is for shorts that are buy 2 and get the third free. The shorts are $39.99 each.

public class Test1 { public static void main(String[] args) { double price = 39.99; // Add your code here } } ==== // ch3ex10muc import static org.junit.Assert.*; import org.junit.*; import java.io.*; public class RunestoneTests extends CodeTestHelper { public RunestoneTests() { super("Test1"); } @Test public void test1() { String output = getMethodOutput("main"); String expect = "26.66"; boolean passed = getResults(expect, output, "Running main"); assertTrue(passed); } @Test public void test2() { boolean passed = checkCodeContains("*2"); assertTrue(passed); } @Test public void test3() { boolean passed = checkCodeContains("/3"); assertTrue(passed); } }

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