/* package whatever; // don't place package name! */
import java.util.*;
import java.lang.*;
import java.io.*;
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
public static String itostrb
(int binary
) {
if (binary == 0) return "0";
while (binary > 0) {
bin = ("" + binary % 2) + bin;
binary /= 2;
}
return bin;
}
public static String itostrx
(int hex
){ while (hex > 0) {
int rem = hex % 16;
if (rem >= 10) {
rem += 55;
h += ("" + ((char) rem));
} else {
h += ("" + rem);
}
hex /= 16;
}
for (int i = h.length() - 1; i >= 0; i--) {
hx += h.charAt(i);
}
return hx;
}
{
// your code goes here
System.
out.
println(itostrb
(20)); }
}
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