Assignment #100 and More Fill in Functions
Code
//Name: Mark Katz
///Period: 6
///Program Name: More Fill-In Functions
///File Name: morefillin.java
///Date Finished: 1/28/16
import java.util.Scanner;
public class morefillin
{
public static void main( String[] args )
{
// Fill in the function calls where indicated.
System.out.println("Here we go.");
System.out.println();
System.out.println("Some random numbers, if you please: ");
int lo, hi, val1 = 999, val2 = 999;
lo = 1;
hi = 10;
val1 = superRand(lo, hi);
System.out.println("First: " + val1 );
val2 = superRand(hi, lo); // this time, put hi first
System.out.println("Second: " + val2 );
if ( val1 == val2 )
System.out.println("Hey! They were the same!");
else
System.out.println("They were not the same.");
System.out.println();
System.out.print("More counting, but this time not by ones: ");
// count from 2 to 8 by 2s
stepCount(2, 8, 2);
// count from 10 to 2 by 2s
stepCount(10, 2, 2);
System.out.println();
System.out.println("Let's figure a project grade.");
int a=4,b=3,c=4,d=5,e=2,f=1, result=999;
result = projectGrade(a, b, c, d, e, f);
System.out.println("434521 -> " + result );
System.out.println();
System.out.print("Finally, some easy ones.");
String nombre = "ERROR";
nombre = getName();
System.out.println("Hi, " + nombre );
System.out.println();
System.out.println("Do you feel lucky, punk?");
crash();
System.out.println();
}
public static int superRand( int a, int b )
// Parameters are:
// int a;
// int b;
{
// picks a number between a and b, no matter which is larger
int c;
if ( a < b ) // b is larger
c = a + (int)(Math.random()*(b-a+1));
else if ( a > b ) // a is larger
c = b + (int)(Math.random()*(a-b+1));
else
c = a; // or c = b; doesn't matter since they're equal
return c;
}
public static void stepCount( int first, int last, int step )
// Parameters are:
// int first;
// int last;
// int step;
{
// counts from 'first' to 'last' by 'step'
// handles forward and backward
int x;
if ( first < last )
{
x = first;
while ( x <= last )
{
System.out.print(x + " ");
x = x + step;
}
}
else
{
x = first;
while ( x >= last )
{
System.out.print(x + " ");
x = x - step;
}
}
}
public static int projectGrade( int p1, int p2, int p3, int p4, int p5, int p6 )
// Parameters are:
// int p1, p2, p3, p4, p5, p6;
{
// given six integers representing scores out of five in each of the
// six categories for the first six weeks project: tells you your
// overall project grade out of 100
int overall_grade;
overall_grade = p1 * 6; // six points per point for the first category
overall_grade = overall_grade + ( p2 * 6 ); // six points per point
overall_grade = overall_grade + ( p3 * 4 ); // four points per point
overall_grade = overall_grade + ( p4 * 2 ); // two points per point
overall_grade = overall_grade + ( p5 * 1 ); // one point per point
overall_grade = overall_grade + ( p6 * 1 ); // one point per point
return overall_grade;
}
public static String getName()
// No parameters.
{
// finds out the user's name
Scanner keyboard = new Scanner(System.in);
String name;
System.out.print("Please enter your name: ");
name = keyboard.next();
return name;
}
public static void crash()
// No parameters.
{
// displays "you win" or "you lose". You lose 90% of the time.
String magic_word;
if ( (int)(Math.random()*10) == 0 )
{
// What do you know? We won!
magic_word = "win";
}
else
{
// No big suprise; we lost.
magic_word = "lose";
}
System.out.print("you " + magic_word);
}
}
Picture of the output