/* 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 Collatz
{
{
System.
out.
println(getCollatzSequence
(-3)); }
public static String getCollatzSequence
(int num
){ int counter = 0;
if(num <= 0){
return "Error";
}
while(num != 4){
counter++;
str += num+" ";
if(num % 2 == 0){
num = num / 2;
}
else{
num =(num * 3) - 1;
}
if(counter != 97 && number != 8){
return "Does not converge.";
}
str +="4 2 1";
}
return str;
}
}
}
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