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?? ????? ?? ?? ??

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Java?? Square? ???? ??? ??????

???? ??? ???? ??? ?????.

?? #1

??? ??? ??? ?? ??? ??? Math.pow()?, ??? ????? ???? ? ??? ? ????.

??:

import java.util.*;
public class Square
{
public static void main(String args[])
{
Scanner sc=new Scanner(System.in);
int num;
System.out.print("Enter a number which is integer format: ");
num=sc.nextInt();
System.out.println("The square of "+ num + " is: "+ Math.pow(num, 2));
}
}

??:

?? #2

?? ??????? ? ??? ????? ??? ?? ??? ??? ??? ???? ???? ??? ??? ??? ?????.

??:

import java.util.*;
public class Square2
{
public static void main(String args[])
{
Scanner sc=new Scanner(System.in);
int no;
System.out.print("Enter a number which is integer format: ");
no=sc.nextInt();
System.out.println("Square of "+ no + " is: "+(no*no));//the number is multiplied with its own
}
}

??:

?? #3

? ???? ??? ??????? ??? ???????. ??? ?? ??? ???? ???? ?? ??? ???????.

??:

import java.util.Scanner;
class JavaExample {
static boolean checkPerfectSquare(double x)
{
// finding the square root of given number
double s= Math.sqrt(x);
return ((s - Math.floor(s)) == 0); //Math.floor() is used here to calculate the lower value.
}
public static void main(String[] args)
{
System.out.print("Enter any number:");
Scanner scanner = new Scanner(System.in);
double no= scanner.nextDouble();
scanner.close();
if (checkPerfectSquare(no))
System.out.print(no+ " is a perfect square number");
else
System.out.print(no+ " is not a perfect square number");
}
}

??:

?? #4

? ??????? ?? ?? ??? ???? ??? ????. ?? ??? ???? ??? ?? ?? ??? ???? ?????. ?? ??????? 0?? 100 ??? ?? ??? ??? ????.

??:

// Finding the range of perfect square numbers in Java programming language
import java.io.IOException;
public class SquareNumbersInRange {
public static void main(String[] args) throws IOException {
int starting_number = 1;
int ending_number = 100;
System.out.println("Perfect Numbers between "+starting_number+ " and "+ending_number);
for (int i = starting_number; i <= ending_number; i++) {
int number = i;
int sqrt = (int) Math.sqrt(number);
if (sqrt * sqrt == number) {
System.out.println(number+ " = "+sqrt+"*"+sqrt);
}
}
}
}

??:

?? #5

? ??????? ?? N?? ???? ???? ???????. N? ?? ???? ????? ?? N?? ???? ???? ?????.

??:

// Java Program to find sum of
// square of first n natural numbers
import java.io.*;
class SumofSquares
{
// Return the sum of the square of first n natural numbers
static int square sum(int n)
{
// Move the loop of I from 1 to n
// Finding square and then adding it to 1
int sum = 0;
for (int i = 1; i <= n; i++)
sum += (i * i);
return sum;
}
// Main() used to print the value of sum of squares
public static void main(String args[]) throws IOException
{
int n = 6;
System.out.println("The sum of squares where N value is 6 is "+ squaresum(n));
}
}

??:

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