Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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how do you count letters in a string using java?
![I t ILO5
1 import java.io.*;
2 import java.util.*;
4
5 public class Hangman
6 {
7 public static void main(String[] args)
8.
6.
String [L loadWords();
System.out.println("Welcome to the game, Hangman!");
Scanner kbd = new Scanner(System.in);
//System.out.print("I am thinking of a word that is "+
String letter;
System.out.println("You have 5 guesses left.");
System.out.print("Please guess a letter: ");
letter = kbd.nextLine();
//String [] word "leo";
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+ "letters long");
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char firstletter l;
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char secondletter 'e';
char thirdletter = 'o';
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} // End of main method
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#Create methods here
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public static int count(char first)
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int count = 0;
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for(int i = 0; i < word.length; i++)
NOV
22
étv A E
MacBook Air](https://content.bartleby.com/qna-images/question/0a1176e8-b134-4ee8-8529-e24f63674f53/45db3573-80b9-4f06-a005-589e04fdae32/nyy3qrb_processed.jpeg)
Transcribed Image Text:I t ILO5
1 import java.io.*;
2 import java.util.*;
4
5 public class Hangman
6 {
7 public static void main(String[] args)
8.
6.
String [L loadWords();
System.out.println("Welcome to the game, Hangman!");
Scanner kbd = new Scanner(System.in);
//System.out.print("I am thinking of a word that is "+
String letter;
System.out.println("You have 5 guesses left.");
System.out.print("Please guess a letter: ");
letter = kbd.nextLine();
//String [] word "leo";
10
11
12
13
+ "letters long");
14
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16
17
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char firstletter l;
20
char secondletter 'e';
char thirdletter = 'o';
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} // End of main method
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25
26
#Create methods here
27
public static int count(char first)
28
29
int count = 0;
30
31
for(int i = 0; i < word.length; i++)
NOV
22
étv A E
MacBook Air
![Last edit was 17 minutes ago
nat Tools Add-ons Help
BIUA
Times New.
11
ormal text
1
2 I I 3
* Helper Code
* You do not have to understand the provided helper methods
50
51
52
* But you will have to know how/when to call these methods
53
* Make sure to read the instructions
* DO NOT make any changes to the methods below UNLESS specified
* by the directions.
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56
*/
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public static String[] loadWords()
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* Returns a String array of valid words.
* Also prints out the total number of words (Strings) in the array.
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63
*/
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ArrayList<String> wordList = new ArrayList<String>(%3B
File f= new File("words.txt");
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String[] wordsArr = new String[wordList.size()];
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try
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Scanner in = new Scanner(f);
while(in.hasNext())
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String word
wordList.add(word);
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in.next();
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in.close();
System.out.println("Loading words from the file..");
System.out.println(wordList.size()+" words loaded.");
System.out.println("-
wordsArr = (String[])wordList.toArray(wordsArr);
} catch (FileNotFoundException ex) {
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--------- ")3;
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NOV
tv
22
MacBook Air](https://content.bartleby.com/qna-images/question/0a1176e8-b134-4ee8-8529-e24f63674f53/45db3573-80b9-4f06-a005-589e04fdae32/uvckx4u_processed.jpeg)
Transcribed Image Text:Last edit was 17 minutes ago
nat Tools Add-ons Help
BIUA
Times New.
11
ormal text
1
2 I I 3
* Helper Code
* You do not have to understand the provided helper methods
50
51
52
* But you will have to know how/when to call these methods
53
* Make sure to read the instructions
* DO NOT make any changes to the methods below UNLESS specified
* by the directions.
54
55
56
*/
57
58
public static String[] loadWords()
59
60
* Returns a String array of valid words.
* Also prints out the total number of words (Strings) in the array.
61
62
63
*/
64
ArrayList<String> wordList = new ArrayList<String>(%3B
File f= new File("words.txt");
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String[] wordsArr = new String[wordList.size()];
68
try
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Scanner in = new Scanner(f);
while(in.hasNext())
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String word
wordList.add(word);
73
in.next();
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in.close();
System.out.println("Loading words from the file..");
System.out.println(wordList.size()+" words loaded.");
System.out.println("-
wordsArr = (String[])wordList.toArray(wordsArr);
} catch (FileNotFoundException ex) {
77
78
79
--------- ")3;
80
81
NOV
tv
22
MacBook Air
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