Question
Cant figure out why it won't run point out errors in my code please: code: import java.util.ArrayList; import java.util.Random; import java.util.Scanner; public class g {
Cant figure out why it won't run
point out errors in my code please:
code:
import java.util.ArrayList;
import java.util.Random;
import java.util.Scanner;
public class g {
public static void main(String[] args) {
Scanner input = new Scanner(System.in);
System.out.print("Enter the size of the matrix: ");
int[][] binaryMatrix = createMatrix(input.nextInt());
displayMatrix(binaryMatrix);
ArrayList
ArrayList
System.out.print("Largest row is " + largestRowList.toString()
+ " Largest colum is " + largestColList.toString());
input.close();
}
public static ArrayList
if (binaryMatrix.length == 0) {
System.out.println("Matrix is empty!");
return new ArrayList
}
ArrayList
int largest = 0;
for (int i = 0; i < binaryMatrix.length; i++) {
int counter = 0;
for (int j = 0; j < binaryMatrix[i].length; i++)
if (binaryMatrix[i][j] == 1)
counter++;
if (counter > largest) {
largest = counter;
tempLargestRowList.clear();
tempLargestRowList.add(i);
}
else if (counter == largest)
tempLargestRowList.add(i);
}
return tempLargestRowList;
}
public static ArrayList
if (binaryMatrix.length == 0) {
System.out.println("Matrix is empty!");
return new ArrayList
}
ArrayList
int largest = 0;
for (int i = 0; i < binaryMatrix.length; i++) {
int counter = 0;
for (int j = 0; j < binaryMatrix[i].length; i++)
if (binaryMatrix[j][i] == 1)
counter++;
if (counter > largest) {
largest = counter;
tempLargestRowList.clear();
tempLargestRowList.add(i);
}
else if (counter == largest)
tempLargestRowList.add(i);
}
return tempLargestRowList;
}
public static void displayMatrix(int[][] binaryMatrix) {
for (int i = 0; i < binaryMatrix.length; i++) {
for (int j = 0; j < binaryMatrix.length; j++)
System.out.print(binaryMatrix[i][j] + " ");
System.out.println();
}
}
public static int[][] createMatrix(int size) {
System.out.println("The random array is");
int[][] tempBinaryMatrix = new int[size][size];
Random randBinary = new Random();
for (int i = 0; i < tempBinaryMatrix.length; i++)
for (int j = 0; j < tempBinaryMatrix[i].length; j++)
tempBinaryMatrix[i][j]= randBinary.nextInt(2);
return tempBinaryMatrix;
}
}
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