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2020-10-24 10:23:28 +00:00
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commit 5d59a2e828
219 changed files with 13758 additions and 14582 deletions
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46
Others/RootPrecision.java
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@ -4,33 +4,33 @@ import java.util.Scanner;
public class RootPrecision {
public static void main(String[] args) {
// take input
Scanner scn = new Scanner(System.in);
public static void main(String[] args) {
// take input
Scanner scn = new Scanner(System.in);
// N is the input number
int N = scn.nextInt();
// N is the input number
int N = scn.nextInt();
// P is precision value for eg - P is 3 in 2.564 and 5 in 3.80870.
int P = scn.nextInt();
System.out.println(squareRoot(N, P));
// P is precision value for eg - P is 3 in 2.564 and 5 in 3.80870.
int P = scn.nextInt();
System.out.println(squareRoot(N, P));
scn.close();
}
scn.close();
}
public static double squareRoot(int N, int P) {
// rv means return value
double rv;
public static double squareRoot(int N, int P) {
// rv means return value
double rv;
double root = Math.pow(N, 0.5);
double root = Math.pow(N, 0.5);
// calculate precision to power of 10 and then multiply it with root value.
int precision = (int) Math.pow(10, P);
root = root * precision;
/*typecast it into integer then divide by precision and again typecast into double
so as to have decimal points upto P precision */
// calculate precision to power of 10 and then multiply it with root value.
int precision = (int) Math.pow(10, P);
root = root * precision;
/*typecast it into integer then divide by precision and again typecast into double
so as to have decimal points upto P precision */
rv = (int) root;
return rv / precision;
}
}
rv = (int) root;
return rv / precision;
}
}