public static void main(String[] args) { // define main method
int width = -1; // declare width variable
int height = -1; // declare height variable
Scanner myScanner = new Scanner(System.in); // declare Scanner variable
System.out.print("Enter the width of the matrix: "); // prompt user to enter input
while (myScanner.hasNextInt() == false) { // checking if value is an integer or not
System.out.print("Sorry, you did not enter an integer. Try again: "); // try again
String junk = myScanner.next();
}
width = myScanner.nextInt(); // assign user's input to width
while (width <= 0) { // if mon is a negative number
System.out.print("Please only enter positive numbers. Try again: ");
while (myScanner.hasNextInt() == false) { // checking if value is an integer or not
System.out.print("Sorry, you did not enter an integer. Try again: ");
String junk = myScanner.next();
}
width = myScanner.nextInt(); // final width value
}
System.out.print("Enter the height of the matrix: "); // prompt use to enter input
while (myScanner.hasNextInt() == false) { // checking if value is an integer or not
System.out.print("Sorry, you did not enter an integer. Try again: "); // try again
String junk = myScanner.next();
}
height = myScanner.nextInt(); // assign user's input to width
while (height <= 0) { // if mon is a negative number
System.out.print("Please only enter positive numbers. Try again: ");
while (myScanner.hasNextInt() == false) { // checking if value is an integer or not
System.out.print("Sorry, you did not enter an integer. Try again: ");
String junk = myScanner.next();
}
height = myScanner.nextInt(); // final width value
}
System.out.println("Matrix:");
int[][] matrix =
randomMatrix(width, height); // call randomMatrix and run it with width and height
printMatrix(matrix); // call printMatrix and print the matrix
int[][] transposedMatrix = transposeMatrix(matrix); // call transponseMatrix and run it
System.out.println("Transposed matrix: ");
printMatrix(transposedMatrix); // call printMatrix and print the transposed matrix
} // end of main method
public static void main(String[] args) {
Scanner myScanner = new Scanner(System.in); // declares the scanner
System.out.print(" Enter Int for rows and Int for colums"); // prompts the user to input a int.
int rows =
myScanner
.nextInt(); // creates variable called row and declares it as the first input value.
int colums =
myScanner
.nextInt(); // creates varaible called colums declares it as the second input value.
int[][] matrix; // creates 2d array called matrix
int[][] newarray; // creates 2d array called new array.
System.out.println(" ");
randomMatrix(rows, colums); // calls method
matrix = randomMatrix(rows, colums); // calls method
printMatrix(matrix); // calls method
transposeMatrix(matrix);
newarray = transposeMatrix(matrix);
System.out.println(matrix.length);
System.out.println("");
System.out.println("");
printMatrix(newarray);
}
