computerscience/studentarray at master · tsmoffat/computerscience · GitHub

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package StudentArray;

import java.util.Arrays;
import javax.swing.JOptionPane;

public class studentarray {

	public static void main(String[] args) {
		String[] StudentNames;
		StudentNames = new String[20];

		int count = 20;
		for (int i = 0; i < count; i++) {
			StudentNames[i] = JOptionPane
					.showInputDialog("Enter your student's names:");

			// System.out.println(Arrays.toString(StudentNames));
		}
		JOptionPane.showMessageDialog(null, "Now enter the percentages");
		int[][] StudentScores = new int[20][5];
		int j = 0;
		for (int k = 0; k < 5; k++) {
			for (; j < count; j++) {
				String sScoreRaw = JOptionPane
						.showInputDialog("Enter your student's percentages");
				StudentScores[j][k] = Integer.valueOf(sScoreRaw);

				// System.out.println(Arrays.deepToString(StudentScores));
			}
			if (j == count) {
				int response = JOptionPane
						.showConfirmDialog(null,
								"Do you want to continue entering results?",
								"Confirm", JOptionPane.YES_NO_OPTION,
								JOptionPane.QUESTION_MESSAGE);
				if (response == JOptionPane.YES_OPTION) {
					j = 0;

				} else if (response == JOptionPane.NO_OPTION) {
					break;
				}
			}

		}
		String[][] StudentGrades = new String[20][5];
		for (int l = 0; l < 5; l++) {
			for (int m = 0; m < count; m++) {
				int sScore = StudentScores[m][l];
			    if (sScore <= 40)
					StudentGrades[m][l] = "U";
				else if (sScore <= 50)
					StudentGrades[m][l] = "E";
				else if (sScore <= 60)
					StudentGrades[m][l] = "D";
				else if (sScore <= 70)
					StudentGrades[m][l] = "C";
				else if (sScore <= 80)
					StudentGrades[m][l] = "B";
				else if (sScore <= 90)
					StudentGrades[m][l] = "A";
				else if (sScore <= 100)
					StudentGrades[m][l] = "A*";
				else
					JOptionPane.showMessageDialog(null,
							"Error ID: 10T, Percentage too high", "Error",
							JOptionPane.ERROR);

			}
			if (l == 4){
				break;
			}
		}

		System.out.println("ey");
		for (int n = 0; n < 20; n++) {
			System.out.print(StudentNames[n]);
			System.out.print("\t");
			System.out.print("\t");
			System.out.print(StudentScores[n][0]);
			System.out.print("\t");
			System.out.print(StudentGrades[n][0]);
			System.out.print("\t");
			System.out.print(StudentScores[n][1]);
			System.out.print("\t");
			System.out.print(StudentGrades[n][1]);
			System.out.print("\t");
			System.out.print(StudentScores[n][2]);
			System.out.print("\t");
			System.out.print(StudentGrades[n][2]);
			System.out.print("\t");
			System.out.print(StudentScores[n][3]);
			System.out.print("\t");
			System.out.print(StudentGrades[n][3]);
			System.out.print("\n");
		}

	}
}