fix: remove unused imports to fix #699

- Fix #699
- Thanks @lprone
This commit is contained in:
yanglbme
2019-02-05 13:03:37 +08:00
parent cbfa8875aa
commit f2f79821ac
2 changed files with 32 additions and 38 deletions

View File

@ -1,18 +1,13 @@
import java.lang.StringBuilder;
import java.util.*;
import java.util.Scanner;
import javax.swing.*;
public class HexaDecimalToBinary {
private final int LONG_BITS = 8;
public void convert(String numHex) {
//String a HexaDecimal:
// String a HexaDecimal:
int conHex = Integer.parseInt(numHex, 16);
//Hex a Binary:
// Hex a Binary:
String binary = Integer.toBinaryString(conHex);
//Presentation:
// Presentation:
System.out.println(numHex + " = " + completeDigits(binary));
}
@ -27,7 +22,7 @@ public class HexaDecimalToBinary {
//Testing Numbers:
String[] hexNums = {"1", "A1", "ef", "BA", "AA", "BB",
"19", "01", "02", "03", "04"};
"19", "01", "02", "03", "04"};
HexaDecimalToBinary objConvert = new HexaDecimalToBinary();
for (String num : hexNums) {

View File

@ -1,33 +1,32 @@
import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;
import java.util.Scanner;
public class RootPrecision {
public static void main(String[] args) {
//take input
Scanner scn = new Scanner(System.in);
int N = scn.nextInt(); //N is the input number
int P = scn.nextInt(); //P is precision value for eg - P is 3 in 2.564 and 5 in 3.80870.
System.out.println(squareRoot(N, P));
}
public static double squareRoot(int N, int P) {
double rv = 0; //rv means return value
// take input
Scanner scn = new Scanner(System.in);
// 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));
}
public static double squareRoot(int N, int P) {
// rv means return value
double rv;
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 */
rv = (int)root;
return (double)rv/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;
}
}