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System.out.println("Please input a decimal
number:");
double x = scan.nextDouble();
int y = ((int)(x*100));
int ans1 = (y%100/10);
int ans2 = (y%10);
System.out.println("Answer: "+ans1+"
"+ans2);
Please input a decimal number:
Answer: 5 6 Scanner scan = new Scanner(System.in); String word1; int space; System.out.println("Enter a sentence:"); word1 = scan.nextLine(); space = word1.indexOf(" "); System.out.println(space); Enter a sentence: My name is inigo montoya 2 Scanner scan = new Scanner(System.in); String s; int last; System.out.println("Enter a string:"); s = scan.nextLine(); last = s.length()-1; System.out.println(s.substring(1,last)); Enter a string: glazed laze import java.util.Scanner; public class U2_L7_Activity_Two{ public static void main(String[] args){ Scanner scan = new Scanner(System.in); Integer a = null; Integer b = null; System.out.println(a + " " + b); System.out.println("Enter values:"); a = scan.nextInt(); b = scan.nextInt(); Double avg = new Double((double)(a + b)/2); System.out.println("Average of " + a
- " and " + b + " is " + avg); } } null null Enter values: 7 12 Average of 7 and 12 is 9. Scanner scan = new Scanner(System.in); System.out.println("Enter a positive number: "); int n = scan.nextInt(); System.out.println((int)(Math.random() * n) + 1); System.out.println((int)(Math.random() * n) + 1); System.out.println((int)(Math.random() * Enter a positive number: 12 10 6 9 7 4 11
n) + 1); System.out.println((int)(Math.random() * n) + 1); System.out.println((int)(Math.random() * n) + 1); System.out.println((int)(Math.random() * n) + 1); System.out.println((int)(Math.random() * n) + 1); System.out.println((int)(Math.random() * n) + 1); System.out.println((int)(Math.random() * n) + 1); System.out.println((int)(Math.random() * n) + 1); } }
Scanner scan = new Scanner(System.in); System.out.println("Enter distance east:"); double a = scan.nextDouble(); System.out.println("Enter distance north:"); double b = scan.nextDouble(); int y = 2; double a2 = (Math.pow(a, y)); double b2 = (Math.pow(b, y)); double c = (Math.sqrt(a2 + b2)); System.out.println("Distance between points: " + c); } } Output: Enter distance east:
Enter distance north:
Distance between points: 6. import java.io.; import static java.lang.System.; import java.util.Scanner; public class U4_L2_Activity_One{ public static void main(String[] args){ Scanner scan = new Scanner(System.in); System.out.println("Enter two numbers:"); int x = scan.nextInt(); int y = scan.nextInt(); if(x%2==0){ System.out.print(x+" "); } while(y>x){ x++; if(x%2==0){ System.out.print(x+" "); } } } }
Output:
Enter two numbers: 3 11 4 6 8 10 String str = "hawks"; String newStr = ""; h hw
")||msg.substring(a, a+1).equals("u")||msg.substring(a, a+1).equals("a"))))){ tempmsg += msg.substring(a, a+1); } } //counts repeats int count2 = 0; for(int i = 0; i < tempmsg.length(); i++){ if(i!=0&&tempmsg.substring(i,i+1).equals( tempmsg.substring(i-1,i))&&(!tempmsg.subs tring(i, i+1).equals(" "))&&(!(tempmsg.substring(i,i+1).equals(" a")||tempmsg.substring(i,i+1).equals("e") ||tempmsg.substring(i,i+1).equals("i")||t empmsg.substring(i,i+1).equals("o")||temp msg.substring(i,i+1).equals("u")))){ count2++; //this will be repeats removed } } for(int z = 0; z < tempmsg.length(); z++){ if(z==0||(z!=0&&(!(tempmsg.substring(z,z+ 1).equals(tempmsg.substring(z-1,z))&&(!te mpmsg.substring(z,z+1).equals(" "))&&(!(tempmsg.substring(z,z+1).equals(" a")||tempmsg.substring(z,z+1).equals("e") ||tempmsg.substring(z,z+1).equals("i")||t empmsg.substring(z,z+1).equals("o")||temp msg.substring(z,z+1).equals("u"))))))){ expmsg += tempmsg.substring(z, z+1); } } //counts removed vowels int count =0; for(int b=0; b<expmsg.length(); b++){ if((expmsg.substring(b, b + 1).equals("i")||expmsg.substring(b, b + 1).equals("e")||expmsg.substring(b, b + 1).equals("o")||expmsg.substring(b, b + 1).equals("u")||expmsg.substring(b, b + 1).equals("a"))){ count++;//vowels removed } } //remove repeats for(int e = 0; e < msg.length(); e++){ if(e==0||(e!=0&&(!(msg.substring(e,e+1).e
quals(msg.substring(e-1,e)))))){ finalmsg += msg.substring(e, e+1); } } //remove vowels not needed for (int d =0; d<finalmsg.length(); d++){ if(d==0||(d !=0&&(finalmsg.substring(d-1, d).equals(" ")&&(finalmsg.substring(d, d+1).equals("i")||finalmsg.substring(d,d+ 1).equals("e")||finalmsg.substring(d,d+1) .equals("o")||finalmsg.substring(d, d+1).equals("u")||finalmsg.substring(d, d+1).equals("a"))))||(!(finalmsg.substrin g(d, d+1).equals("i")||finalmsg.substring(d, d+1).equals("e")||finalmsg.substring(d, d+1).equals("o")||finalmsg.substring(d, d+1).equals("u")||finalmsg.substring(d, d+1).equals("a")))){ alg1msg += finalmsg.substring(d, d+1); } } System.out.println("\nAlgorithm 1"); System.out.println("Vowels removed: "+count); System.out.println("Repeats removed: "+count2); System.out.println("Algorithm 1 message: "+alg1msg); System.out.println("Algorithm 1 characters saved: "+(count2+count)); //Algorithm 2 } } import java.util.Scanner; import assignment2.Airplane; import java.lang.Math;
import static java.lang.System.*; public class U3_L3_Activity_Four{ public static void main(String[] args){ Scanner scan = new Scanner(System.in); System.out.println("What is the temperature?"); double temp = scan.nextDouble(); if(temp < 99) { System.out.println("WARNING"); } else if(temp > 102) { System.out.println("WARNING"); } else { System.out.println("Temperature is OK"); } } } if ((str.substring(i, i + 1).equals("i")||str.substring(i, i + 1).equals("e")||str.substring(i, i + 1).equals("o")||str.substring(i, i + 1).equals("u")||str.substring(i, i + 1).equals("a"))
