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Practice 02: Operators in Java

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1.Write a program to implement arithmetic operators. public class j04ArithmeticOperators { public static void main ( String [] args ) { // declare variables int a = 12 , b = 5 ; // addition operator System . out . println ( "a + b = " + ( a + b )); // subtraction operator System . out . println ( "a - b = " + ( a - b )); // multiplication operator System . out . println ( "a * b = " + ( a * b )); // division operator System . out . println ( "a / b = " + ( a / b )); // modulo operator System . out . println ( "a % b = " + ( a % b )); } } 2.Write a program to add three numbers and find their sum and mean. import java.util.Scanner ; public class j05threenumsummean { public static void main ( String [] args ) { int a , b , c ; int sum ; double mean ; Scanner sc = new Scanner ( System . in ); Sy...

Practice 01: Variables and Data Types

 1.Write a program to print following output:  Hello I am Learning Java. public class j01PrintingData { public static void main ( String [] args ) { System . out . println ( "Hello I am Learning Java" ); } } 2.Write a program to enter three values of type String, Int, Float and store it into variables of different types and print them. import java.util.Scanner ; public class j02Variabletypes { public static void main ( String [] args ) { Scanner sc = new Scanner ( System . in ); int number ; float decimalNumber ; String name ; System . out . println ( "Enter a Number: " ); number = sc . nextInt (); System . out . println ( "Enter a Floating number: " ); decimalNumber = sc . nextFloat (); System . out . println ( "Enter a String: " ); name = sc . next (); System . out . println ( number ); System . out . println ( decimalNumber ); ...