Quiz3Topics

/* WELCOME CSC1301 CLASS to QUIZ 3 REVIEW!!
 * 
 * Organized by BEE, Written by BEE, and made with LOVE by BEE
 * 
 * Last Edited:
 * 3/29/21 @ 9AM
 */

//IMPORTANT SCANNER REMINDER
//You MUST import using java.util.Scanner; OR java.util.*; to import util class necessary to use Scanner.

import java.util.*;

public class Quiz_3_Review {
	
	public static void main(String[] args) {
	

/* TABLE OF CONTENTS
 * 
 * SCANNER (Imported Line 12, Line 36)
 * 
 * IF/ELSE (Line 44) (Example 2, Line 53)
 * 
 * IF/ELSE NESTED (Line 69 lol)
 * 
 * FOR LOOPS (Line 117)
 * 
 * FOR LOOPS NESTED (Line 125)
 * 
 * SHORTHAND (Line 133)
 * 
 * &&, || (Line 79, Line 90, Line 101, Line 142)
 */
	
		//SCANNER (imported java.util.*; at line 12)
		
		String apple;
		Scanner userAnswer = new Scanner(System.in);
		System.out.print("What word would you like to be stored in the variable \"apple\" ? ==> ");
		apple = userAnswer.nextLine();
		
		
		//IF/ELSE
		
		if (apple.contains("bug")) {
			System.out.println("User inputed \"bug\"");
		}
		else {
			System.out.println("Why did you not write bug ? >:( you had one instruction.");
		}
		
		//IF/ELSE EXAMPLE 2
		
		int number;
		System.out.println("For this example, enter an integer. ==> ");
		number = userAnswer.nextInt();
		
		if (number>0) {
			System.out.println("The user's number is positive.");
		}
		else if (number<0) {
			System.out.println("The user's number is negative.");
		}
		else {
			System.out.println("The user's number is 0.");
		}
		
		//IF/ELSE NESTED
		
		int grade;
		System.out.println("Please enter a grade between 0 and 100 for the next example. ==> ");
		grade = userAnswer.nextInt();
		
		if (grade>=90) {
			if (grade>=97) {
				System.out.print("Congratulations! You got an A+");
			}
			else if (grade>=93 && grade<97) {
				System.out.print("Congratulations! You got an A.");
			}
			else {
			System.out.print("Congratulations! You got an A-");
			}
		}
		else if (grade>=80) {
			if (grade>=87) {
				System.out.print("Congratulations! You got a B+");
			}
			else if (grade>=84 && grade<87) {
				System.out.print("Congratulations! You got a B");
			}
			else {
			System.out.print("Congratulations! You got a B-");
			}
		}
		else if (grade>=70) {
			if (grade>=77) {
				System.out.print("Congratulations! You got a C+");
			}
			else if (grade>=74 && grade< 77) {
				System.out.print("Congratulations! You got a C.");
			}
			else {
			System.out.print("Congratulations! You got a C-");
			}
		}
		else if (grade>=60) {
			System.out.print("Congratulations! You got a D.");
		}
		else {
			System.out.print("Look my guy, I'm gonna level with ya.... pls study");
		}
		
		System.out.println();
		
		//FOR LOOPS
		
		for (int i=0;i<=10;i++) {
			System.out.println("i = "+i);
		}
		
		System.out.println("-------------------");
		
		//FOR LOOPS NESTED
		
		for (int i=0;i<=10;i++) {
			for (int j=0;j<=10;j++) {
				System.out.println("i = "+i+" and j = "+j);
			}
		}
	
		//SHORTHANDS (i++,i--, i*=2, etc)
		
		//i*=2 is i=i*2
		//i/=2 is i=i/2
		//i++ is i=i+1
		//i-- is i=i-1
		//i+=2 is i=i+2
		//i-=2 is i=i-2
		
		//|| is BOOLEAN OR
		//&& is BOOLEAN AND
	}
}