Find Square Root Of Number - Java Quiz Question

Write a program to find the square root of a given number. If the given number is not a perfect square then return -1.

Input (Integer)	Output (Integer)
`1`	`1`
`2`	`-1`
`9`	`3`
`15`	`-1`
`625`	`25`


			

			class SquareRootOfNumber 
 { 

			    public static void main(String s[])
    {
        System.out.println("Square root of number 25 is " + squareRootOfNumber(25));

    }
 
			

			

					    public static int squareRootOfNumber(int input) 

					    { 

					        int result;


					        return result; 

					    } 

			
}

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