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add precision_root_algorithm #127

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Merged
merged 3 commits into from
Oct 3, 2017
Merged

add precision_root_algorithm #127

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355d4c1
added precision_root_algo
dpacmen Oct 2, 2017
b7a9d0d
rename
dpacmen Oct 3, 2017
32d0351
update
dpacmen Oct 3, 2017
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28 changes: 28 additions & 0 deletions Misc/root_precision.java
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Original file line number Diff line number Diff line change
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import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {

public static void main(String[] args) {
Scanner scn = new Scanner(System.in);

int N = scn.nextInt();
int P = scn.nextInt();

System.out.println(squareRoot(N, P));
}

public static double squareRoot(int N, int P) {
double sqrt = 0;;

// Write your code here
double root = Math.pow(N, 0.5);
int pre = (int) Math.pow(10, P);
root = root * pre;
sqrt = (int)root;
return (double)sqrt/pre;
}
}