Java Stream API — Even Numbers (Full Screen) Java Stream API — Get Even Numbers Example 1 — Filter even numbers from a list Creates a list, uses Stream to filter evens, and prints them. Copy import java.util.*; import java.util.stream.*; public class EvenNumbersStream { public static void main(String[] args) { // Create a list of numbers List<Integer> numbers = Arrays.asList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10); // Use Stream API to filter even numbers List<Integer> evenNumbers = numbers.stream() .filter(n -> n % 2 == 0) .collect(Collectors.toList()); // Print the even numbers System.out.println( "Even numbers: " + evenNumbers); } } Example 2 — Use IntStream.rangeClosed ...
In this C-program we will Print the following Pattern made of numbers(1,2,3 etc). The no. of rows will be taken from the user.
1 2 3 4 5 6 7 8 9 10
input:
The number of rows.output:
The Pattern will be printed on the screen in the given range.CODE---->
#include<stdio.h>
#include<stdlib.h>
int main()
{
int row,col,num=1,n;
printf("Enter number of rows: ");
scanf("%d",&n);
if(n<=0)
{
printf("Wrong input.");
exit(0);
}
for(row=1;row<=n;row++)
{
for(col=1;col<=row;col++)
{
printf("%d ",num);
num++;
}
printf("\n");
}
return 0;
}
Download the C-Program file of this Program.
RESULT :
Enter number of rows: 3 1 2 3 4 5 6 -------------------------------- Process exited after 5.664 seconds with return value 0 Press any key to continue . . .
Images for better understanding :
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