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SaurabhKumarDevSaurabhKumarDev
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Conditional Statement
Duration 1 day 11/9/23
1 parent ef387be commit 33d233c

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6 files changed

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‎Conditional Statement/Assignment.java

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import java.util.Scanner;
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public class Assignment {
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public static void main(String[] args) {
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Scanner sc = new Scanner(System.in);
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// Get a number from the user and print whether it is positive or negative.
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System.out.print("Number : ");
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int num = sc.nextInt();
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System.out.println("+ve / -ve : "+((num>0)? "Positive" : "Negative"));
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// You have a fever if your temperature is above 100 and otherwise prints You don't have a fever.
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double temp = 100.2;
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System.out.println((temp>100)? "Fever":"normalTemperature");
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// Input week number(1-7) and print the day of week name
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System.out.print("Week number : ");
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int week = sc.nextInt();
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switch (week) {
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case 1 :
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System.out.println("Monday");
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break;
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case 2 :
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System.out.println("Tuesday");
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break;
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case 3 :
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System.out.println("Wednesday");
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break;
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case 4:
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System.out.println("Thusday");
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break;
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case 5:
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System.out.println("Friday");
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break;
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case 6:
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System.out.println("Saturday");
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break;
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case 7:
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System.out.println("Sunday");
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break;
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default:
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System.out.println("Didn't recognise");
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}
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// Whether that year is leap year or not
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int year = 1999;
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if (year%4 == 0) {
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if (year%100 == 0) {
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if (year%400 == 0) {
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System.out.println("Leap Year");
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} else {
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System.out.println("Not Leap Year");
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}
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} else {
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System.out.println("Leap Year");
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}
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} else {
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System.out.println("Not a Leap Year");
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}
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}
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}

‎Conditional Statement/Calculator.java

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import java.util.Scanner;
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public class Calculator {
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public static void main(String[] args) {
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Scanner sc = new Scanner(System.in);
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System.out.print("Use Single Operator.\n-> ");
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String str = sc.next();
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int i=0;
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for (i=0; i<str.length(); i++) {
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char ch = str.charAt(i);
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if (ch == '+' || ch == '-' || ch == '*' || ch == '/' || ch == '%') {
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int a = Integer.parseInt(str.substring(0, i));
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int b = Integer.parseInt(str.substring(i+1, str.length()));
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switch (ch) {
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case '+' :
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System.out.println("Sum : "+(a+b));
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break;
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case '-' :
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System.out.println("Sub : "+(a-b));
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break;
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case '*' :
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System.out.println("Mul : "+(a*b));
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break;
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case '/' :
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float c = b;
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System.out.println("Div : "+(a/c));
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break;
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case '%' :
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System.out.println("Modulus : "+(a%b));
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break;
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default:
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System.out.println("Didn't find operator");
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}
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}
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}
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}
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}

‎Conditional Statement/IncomeTaxCalculator.java

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import java.util.Scanner;
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public class IncomeTaxCalculator {
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public static void main(String[] args) {
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Scanner sc = new Scanner(System.in);
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System.out.print("Salary : ");
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int income = sc.nextInt(), tax = 0;
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if (income < 500000) {
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tax = (income/100) * 0;
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} else if (income >= 500000 && income <= 1000000) {
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tax = (income/100) * 20;
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} else {
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tax = (income/100) * 30;
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}
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System.out.println("Tax : "+tax);
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}
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}

‎Conditional Statement/LargestOf3Num.java

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public class LargestOf3Num {
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public static void main(String[] args) {
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int a=12, b=12, c=11;
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if (a >= b && a >= c) {
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System.out.println(a);
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} else if (b >= c && b>=a) {
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System.out.println(b);
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} else {
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System.out.println(c);
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}
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}
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}

‎Conditional Statement/SwitchStatement.java

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public class SwitchStatement {
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public static void main(String[] args) {
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/* Switch Cases*/
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// In switch case when one condition gets true then other condition also getting true
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// To prevent this we can use the break; keyword
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// Integer
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int choice = 1;
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switch (choice) {
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case 1 :
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System.out.println("Samosa");
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break;
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case 2 :
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System.out.println("Burger");
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break;
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case 3 :
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System.out.println("Rabdi");
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break;
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default:
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System.out.println("Enter right choice");
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}
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// Character
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char ch = 'b';
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switch (ch) {
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case 'a' :
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System.out.println("Samosa");
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break;
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case 'b' :
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System.out.println("Burger");
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break;
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case 'c' :
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System.out.println("Rabdi");
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break;
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default:
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System.out.println("Enter right choice");
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}
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// String
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String str = "two";
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switch (str) {
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case "one" :
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System.out.println("Samosa");
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break;
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case "two" :
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System.out.println("Burger");
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break;
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case "three" :
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System.out.println("Rabdi");
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break;
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default:
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System.out.println("Enter right choice");
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}
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}
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}

‎Conditional Statement/TernaryOperator.java

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public class TernaryOperator {
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public static void main(String[] args) {
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/* Ternary Operator */
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// ((Condition)? true:false)
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// Also Known as "Short-hand if-else" or "Other type of if-else"
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// If-else - One line of Code - Odd and Even
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System.out.println((4%2==0)? "Even" : "Odd");
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// Else if by using ternary operator
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// Greater between three number
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int a=22, b=14, c=6;
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int result = (a>=b && a>=c)? a: (b>=a && b>=c)? b : c;
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System.out.println(result);
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}
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}

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