Java Array Exercises: Print the specified grid
Java Array: Exercise-3 with Solution
Write a Java program to print the following grid.
Sample Solution:
Java Code:
public class Main {
public static void main(String[] args) {
int [][]a = new int[10][10];
for(int i = 0; i < 10; i++)
{
for(int j = 0; j < 10; j++)
{
System.out.printf("%2d ", a[i][j]);
}
System.out.println();
}
}
}
Sample Output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Flowchart:

Java Code Editor:
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Java: Tips of the Day
countOccurrences
Counts the occurrences of a value in an array.
Use Arrays.stream().filter().count() to count total number of values that equals the specified value.
public static long countOccurrences(int[] numbers, int value) { return Arrays.stream(numbers) .filter(number -> number == value) .count(); }
Ref: https://bit.ly/3kCAgLb
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