Je dois remplir un tableau 2D avec des caractères et laisser les gens rechercher des mots (Java)
Je dois donc remplir un tableau 2D avec des caractères, imprimer le tableau, laisser les gens rechercher des mots, puis imprimer le nombre d'instances de ce mot et le tableau avec les instances de ce mot highlit.
Voici mon code jusqu'à présent:
import java.util.Scanner;
import java.util.*;
public class testSearchMatrix {
public static void printArray(char[][] myArray){
for(int i = 0; i < myArray.length; i++){
for(int j = 0; j < myArray.length; j++){
System.out.print(myArray[i][j] + " ");
}
System.out.println();
}
}
public static void searchArray(char[][] a){
Scanner keyboard = new Scanner(System.in);
System.out.println("Enter a query to search: ");
String query = keyboard.next();
int queryNum = 0;
int w = 0;
for(int i = 0; i < a.length; i++){
for(int j = 0; j < a[i].length; j++){
if(a[i][j] == query.charAt(w)){
queryNum += 1;
}
}
}
System.out.println(queryNum);
}
public static void main(String[] args){
Scanner keyboard = new Scanner(System.in);
Random random = new Random();
//Create an alphabet array so I can use this to fill in the searchBox array
char[] alphabet = {'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z'};
System.out.println("Please choose an array size: ");
int a = keyboard.nextInt();
//Create a square array
char[][] searchBox = new char[a][a];
//Fill in the array with random chars
for(int i = 0; i < searchBox.length; i++){
for(int j = 0; j < searchBox[i].length; j++){
int randNum = random.nextInt(25);
searchBox[i][j] = alphabet[randNum];
}
}
//Implement my method to print the array to the screen
System.out.println("Here is the square matrix with random letters: ");
printArray(searchBox);
System.out.println("Enter a query to search: ");
searchArray(searchBox);
}
}
Cela imprimera mon tableau mais je n'arrive pas à faire fonctionner la recherche.
0
Author: user3267449, 2014-04-09
1 answers
Modifié votre fonction searchArray
public static void searchArray(char[][] a){
Scanner keyboard = new Scanner(System.in);
System.out.println("Enter a query to search: ");
String query = keyboard.next();
int queryNum = 0;
String out = null;
int w = 0;
for(int i = 0; i < a.length; i++){
for(int j = 0; j < a[i].length; j++){
if(a[i][j] == query.charAt(w)){
//System.out.println(i+":"+j+a[i][j]);
//w+=1;
if(out==null)
{
out=String.valueOf(a[i][j]);
}else
out=out+a[i][j];
for(int f = 1; f < query.length(); f++){
if(j+f<5){
if(a[i][j+f] == query.charAt(w+f)){
// System.out.println(i+"Index:w+f"+w+f+query.charAt(w+f)+"query.charAt(w+f)Index"+query.indexOf(query.charAt(w+f)));
// System.out.println(i+":"+j+a[i][j+f]);
out=out+a[i][j+f];
System.out.println(out+":"+query+"here"+out.length()+query.length());
if(out.equals(query))
{
System.out.println("Seach Found ");
queryNum += 1;
out=null;
}
}
}
} if(out!=null)
if(out.equals(query))
{
System.out.println("Seach Found ");
queryNum += 1;
out=null;
}
out=null;
}
}
}
System.out.println(queryNum);
}
Sortie
1
Author: Sachin Divakar, 2014-04-09 07:01:06