What_is_the_Probability!!.java

import java.util.*;
public class main{
    public static void main(String[] args) {
    	Scanner input = new Scanner(System.in);
    	int num = input.nextInt();
    	for(int j=1;j<=num;j++) {
    		int n = input.nextInt();
    		double p = input.nextDouble();
    		int i = input.nextInt();
    		if(p == 0.000) {
    			System.out.println("0.0000");
    		}
    		else {
    			double result = p * Math.pow(1-p, i-1) / (1 - Math.pow(1-p, n));
    			System.out.printf("%.4f\r\n", result);
    		}
    	}
    }
};