Question
In: Computer Science
public class P2 { public static int F(int x[], int c) { if (c < 3)...
public class P2 {
public static int F(int x[], int c) {
if (c < 3) return 0; return x[c - 1] + F(x, c - 1);
}
public static int G(int a, int b) {
b = b - a;
a = b + a;
return a;
}
public static void main(String args[]) {
int a = 4, b = 1;
int x[] = { 3, 1, 4, 1, 5 };
String s = "Problem Number 2";
System.out.println(x[2 + 2] + x[2]); // line (a)
System.out.println(s.substring(2, 3)); // line (b)
System.out.println(s.substring(s.indexOf("b"))); // line (c)
System.out.println("" + G(b, a) + a + b); // line (d)
System.out.println(F(x, 5)); // line (e)
}
}
(a) What is the output at line (a)?
Answer:
(b) What is the output at line (b)?
Answer:
(c) What is the output at line (c)? Answer:
(d) What is the output at line (d)? Answer:
(e) What is the output at line (e)? Answer:
Solutions
venereology answered 2 days agoRelated Solutions
public class StringTools { public static int count(String a, char c) { ...
public class StringTools {
public static int count(String a, char c) {
}
import java.util.Scanner; class Factorial { public static int calc_factorial(int f) { int myint= 1; // put...
import java.util.Scanner;
class Factorial {
public static int calc_factorial(int f) {
int myint= 1;
// put code here
return myint;
}
public int getInt() {
int f = 0;
// put code here
return f;
}
}
public class Assignment06 {
public static void main(String args[]){
System.out.println("Assignmemnt 06 Written by Matt Weisfeld");
int myInt = 0;
// create a Factorial object
Factorial factorial = new Factorial();
// get a number from the console
myInt = factorial.getInt();
System.out.println("Factorial of " +...
public class Problem1 { public static void partition(int[] A) { /*Rearrange the...
public class Problem1 {
public static void partition(int[] A)
{
/*Rearrange the array to have the
following property:
Suppose the first element in the
original array has the value x.
In the new array, suppose that x is
in position i, that is data[i] = x.
Then, data[j] <= x for all j
< I and data[j] > x for all j > i.
Thus, informally, all the...
rite a method with the following header: public static void showGradeDistribution(int a, int b, int c,...
rite a method with the following header:
public static void showGradeDistribution(int a, int b, int c,
int d,
int f)
It should print a graph (using asterisks) for each of the
letters entered in the reverse order of the
parameter list and with a label. In addition, if A and B grades
sum is equal or exceeds that of grades C
and D and F, the message “Strong class!” should be displayed.
For example a method call of:
showGradeDistribution(5,7,4,4,3);
Would...
Write a method with the following header: public static void showGradeDistribution(int a, int b, int c,...
Write a method with the following header:
public static void showGradeDistribution(int a, int b, int c,
int d,
int f)
It should print a graph (using asterisks) for each of the
letters entered in the reverse order of the
parameter list and with a label. In addition, if A and B grades
sum is equal or exceeds that of grades C
and D and F, the message “Strong class!” should be displayed.
For example a method call of:
showGradeDistribution(5,7,4,4,3);
Would...
import javax.swing.JOptionPane; public class RandomGuess { public static void main(String[] args) { int guess; int result;...
import javax.swing.JOptionPane;
public class RandomGuess
{
public static void main(String[] args)
{
int guess;
int result;
String msg;
final int LOW = 1;
final int HIGH = 10;
result = LOW + (int)(Math.random() * HIGH);
guess = Integer.parseInt(JOptionPane.showInputDialog(null,
"Try to guess my number between " + LOW + " and " + HIGH));
if(guess == result)
msg = "\nRight!";
else
if(guess < result)
msg = "\nYour guess was too low";
else
msg = "\nYour guess was too high";
JOptionPane.showMessageDialog(null,"The number...
public class ProductThread { static class ProductThreads extends Thread{ private int begin, end; int[] v1, v2;...
public class ProductThread {
static class ProductThreads extends Thread{
private int begin, end;
int[] v1, v2;
long ris;
public ProductThreads(String name, int [] v1, int [] v2, int
begin, int end) {
setName(name);
this.v1 = v1;
this.v2 = v2;
this.begin = begin;
this.end = end;
this.ris = 0;
}
public void run() {
System.out.println("Thread " +
Thread.currentThread().getName() + "[" + begin + "," + end
+ "] started");
ris = 1;
for(int i = begin; i <= end; i++)
ris...
public class Main { public static void main(String [] args) { int [] array1 = {5,...
public class Main
{
public static void main(String [] args)
{
int [] array1 = {5, 8, 34, 7, 2, 46, 53, 12, 24, 65};
int numElements = 10;
System.out.println("Part 1");
// Part 1
// Enter the statement to print the numbers in index 5 and index
8
// put a space in between the two numbers and a new line at the
end
// Enter the statement to print the numbers 8 and 53 from the array
above
//...
---------------------------------------------------------------------------- public class Main { public static void main(String[] args) { int[] A = {11, 12,...
----------------------------------------------------------------------------
public class Main {
public static void main(String[] args) {
int[] A = {11, 12, -10, 13, 9, 12, 14, 15, -20, 0};
System.out.println("The maximum is "+Max(A));
System.out.println("The summation is "+Sum(A));
}
static int Max(int[] A) {
int max = A[0];
for (int i = 1; i < A.length; i++) {
if (A[i] > max) {
max = A[i];
}
}
return max;
}
static int Sum(int[] B){
int sum = 0;
for(int i = 0; i
---------------------------------------------------------------------------------------------------------------------------
Convert...
class ArrayReverse1{ public static void reverse(int[] a, int index) { if (index >0) { index= index...
class ArrayReverse1{
public static void reverse(int[] a, int index) {
if (index >0)
{
index= index - 1; // Decrementing the index
System.out.printf("%d%n", a[index]);
reverse(a, index); // Recursive call
}
return;
}
public static void main (String args[])
{
int [] array = { 1, 2, 3, 4, 5 };
int n=array.length;
reverse(array,n); // function call
}
}
Write a generic version of the corrected
recursive reverse method that could be used to print any of the
following arrays (or...
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