Java Archives

In Introduction To Java Programming

Java Program To Calculate Area And Perimeter Of A Rectangle

October 31, 2015 1 Min Read


/**<br /> *<br /> * @Author: Aghatise Osazuwa<br /> * Website: www.cscprogrammingtutorials.com<br /> *<br /> * Exercise 1.9 - Area And Perimeter Of A Rectangle<br /> *<br /> */ <br /><br />public class Ex1_09 {<br />  public static void main(String[] args) {<br />     System.out.println("Width = 4.5 nHeight = 7.9");<br />     System.out.println("Area = width x height = " + 4.5 * 7.9);<br />     System.out.println("Perimeter = 2 x (width + height) =" + 2 * (4.5 + 7.9));<br />  }<br />}

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/** * * @Author: Aghatise Osazuwa * Website: www.cscprogrammingtutorials.com * * Exercise 1.9 - Area And Perimeter Of A Rectangle * */ public class Ex1_09 { public static void main(String[] args) { System.out.println("Width = 4.5 nHeight = 7.9"); System.out.println("Area = width x height = " + 4.5 * 7.9); System.out.println("Perimeter = 2 x (width + height) =" + 2 * (4.5 + 7.9)); } }

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Java GUI And Graphics Case Study Exercise Using DrawLine

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In Introduction To Java Programming

Program To Calculate Area and Perimeter Of A Circle

July 4, 2015 1 Min Read

The program below is the answer to Liang’s Introduction To Java Programming (9th Edition) Chapter 1 Exercise 1.8.


/**<br /> *<br /> * @Author: Aghatise Osazuwa<br /> * Website: www.cscprogrammingtutorials.com<br /> *<br /> * Exercise 1.8 - Area And Perimeter Of A Circle<br /> *<br /> */ <br /><br />public class Ex01_08 {<br /><br /> public static void main(String[] args) {<br /><br />  System.out.println("Radius of circle = 5.5");<br />  System.out.println("Perimeter = 2 x radius x pi = " + 2 * 5.5 * Math.PI);<br />  System.out.println("Area = radius x radius x pi = " + 5.5 * 5.5<br />    * Math.PI);<br /><br /> }<br />}<br />

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/** * * @Author: Aghatise Osazuwa * Website: www.cscprogrammingtutorials.com * * Exercise 1.8 - Area And Perimeter Of A Circle * */ public class Ex01_08 { public static void main(String[] args) { System.out.println("Radius of circle = 5.5"); System.out.println("Perimeter = 2 x radius x pi = " + 2 * 5.5 * Math.PI); System.out.println("Area = radius x radius x pi = " + 5.5 * 5.5 * Math.PI); } }

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In Introduction To Java Programming

Program To Calculate Approximate Value Of Pi

July 4, 2015 1 Min Read

The program below is the answer to Liang’s Introduction To Java Programming (9th Edition) Chapter 1 Exercise 1.7.


/**<br /> *<br /> * @Author: Aghatise Osazuwa<br /> * Website: www.cscprogrammingtutorials.com<br /> *<br /> * Exercise 1.7 - Approximate Pi<br /> *<br /> */ <br /><br />public class Ex01_07 {<br /><br />   public static void main(String[] args) {<br /><br />      System.out.println("              1   1   1    1   1 ");<br />      System.out.println(" Pi = 4 x (1 - - + - - -  + - - -  ) = " + <br />         (4 * (1.0 - (1.0 / 3) + (1.0 / 5) - (1.0 / 7) + (1.0 / 9) - (1.0 / 11))));<br />      System.out.println("              3   5   7    9   11");<br />      System.out.println();<br />      System.out.println("              1   1   1    1   1   1");<br />      System.out.println(" Pi = 4 x (1 - - + - - -  + - - - + - ) = " + <br />         (4 * (1.0 - (1.0 / 3) + (1.0 / 5) - (1.0 / 7) + (1.0 / 9) - (1.0 / 11) + <br />            (1.0 / 13))));<br />      System.out.println("              3   5   7    9   11  13");<br /><br />   }<br />}<br />

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/** * * @Author: Aghatise Osazuwa * Website: www.cscprogrammingtutorials.com * * Exercise 1.7 - Approximate Pi * */ public class Ex01_07 { public static void main(String[] args) { System.out.println(" 1 1 1 1 1 "); System.out.println(" Pi = 4 x (1 - - + - - - + - - - ) = " + (4 * (1.0 - (1.0 / 3) + (1.0 / 5) - (1.0 / 7) + (1.0 / 9) - (1.0 / 11)))); System.out.println(" 3 5 7 9 11"); System.out.println(); System.out.println(" 1 1 1 1 1 1"); System.out.println(" Pi = 4 x (1 - - + - - - + - - - + - ) = " + (4 * (1.0 - (1.0 / 3) + (1.0 / 5) - (1.0 / 7) + (1.0 / 9) - (1.0 / 11) + (1.0 / 13)))); System.out.println(" 3 5 7 9 11 13"); } }

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In Introduction To Java Programming

Solution To Introduction To Java Programming Exercise 1.6

July 4, 2015 1 Min Read

The program below is the answer to Liang’s Introduction To Java Programming (9th Edition) Chapter 1 Exercise 1.6.Question: Write a…

In Introduction To Java Programming

Computing Mathematical Expressions In Java

July 4, 2015 1 Min Read

The program below is the answer to Liang’s Introduction To Java Programming (9th Edition) Chapter 1 Exercise 1.5.


/**<br /> *<br /> * @Author: Aghatise Osazuwa<br /> * Website: www.cscprogrammingtutorials.com<br /> *<br /> * Exercise 1.5 - Compute Expressions<br /> *<br /> */ <br /><br />public class Ex01_05 {<br /><br /> public static void main(String[] args) {<br /><br />  System.out.println("9.5 x 4.5 - 2.5 x 3");<br />  System.out.print("-------------------  = "<br />    + (((9.5 * 4.5) - (2.5 * 3)) / (45.5 - 3.5)) + "n");<br />  System.out.println("   45.5 - 3.5");<br /><br /> }<br />}<br />

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/** * * @Author: Aghatise Osazuwa * Website: www.cscprogrammingtutorials.com * * Exercise 1.5 - Compute Expressions * */ public class Ex01_05 { public static void main(String[] args) { System.out.println("9.5 x 4.5 - 2.5 x 3"); System.out.print("------------------- = " + (((9.5 * 4.5) - (2.5 * 3)) / (45.5 - 3.5)) + "n"); System.out.println(" 45.5 - 3.5"); } }

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In Introduction To Java Programming

Java Program To Print Table

July 4, 2015 1 Min Read

The program below is the answer to Liang’s Introduction To Java Programming (9th Edition) Chapter 1 Exercise 1.4.


/**<br /> *<br /> * @Author: Aghatise Osazuwa<br /> * Website: www.cscprogrammingtutorials.com<br /> *<br /> * Exercise 1.4 - Print A Table<br /> *<br /> */ <br /><br />public class Ex01_04 {<br /><br /> public static void main(String[] args) {<br /><br />  System.out.println("a       a^2       a^3");<br />  System.out.println("1       1         1");<br />  System.out.println("2       4         8");<br />  System.out.println("3       9         27");<br />  System.out.println("4       16        64");<br /><br /> }<br />}<br />

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/** * * @Author: Aghatise Osazuwa * Website: www.cscprogrammingtutorials.com * * Exercise 1.4 - Print A Table * */ public class Ex01_04 { public static void main(String[] args) { System.out.println("a a^2 a^3"); System.out.println("1 1 1"); System.out.println("2 4 8"); System.out.println("3 9 27"); System.out.println("4 16 64"); } }

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In Introduction To Java Programming