Practice Exercises Java - Learn to program performing exercises with Java

Practice Exercises Java

Learn to program performing exercises with Java

12 Lessons Java with the Solutions - 228 Exercises Java with the solutions
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Two dimensional array - Practice Exercises Java

Lesson 4:

Structures and Strings

Exercise 4.6:

Two dimensional array


Write a Java program to ask the user for marks for 20 pupils (2 groups of 10, using a two-dimensional array), and display the average for each group.

Source Code:

import java.util.*;
public class Main
	public static void main()
		float[][] puntuations = new float[10][10];
		for (int i = 0; i < 2; i++)
			for (int j = 0; j < 10; j++)
				System.out.printf("Enter the puntuation %1$s group %2$s: " + "\r\n", j + 1, i + 1);
				puntuations[i][j] = Float.parseFloat(new Scanner(;
Exercisey 4.6

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