C :

#include<stdio.h>

int main()
{
	int t,n,k,a[200],i;
	scanf("%d",&t);
	while(t--)
	{
		scanf("%d",&n);
		k=0;
		while(n!=1)
		{
			if(n%2)
			{
				a[k++]=n;
				n=n*3+1;
			}
			else
				n/=2;
		}
		if(k)
			for(i=0;i<k;i++)
				printf(i==k-1?"%d\n":"%d ",a[i]);
		else
			printf("No number can be output !\n");
	}
	return 0;
}

C++ :

#include<stdio.h>

int main()
{
	int t,n,k,a[200],i;
	scanf("%d",&t);
	while(t--)
	{
		scanf("%d",&n);
		k=0;
		while(n!=1)
		{
			if(n%2)
			{
				a[k++]=n;
				n=n*3+1;
			}
			else
				n/=2;
		}
		if(k)
			for(i=0;i<k;i++)
				printf(i==k-1?"%d\n":"%d ",a[i]);
		else
			printf("No number can be output !\n");
	}
	return 0;
}

Pascal :

var i,j,k,l,n,m:longint;
a:array[0..1000]of longint;
begin
readln(n);
for i:=1 to n do
begin
readln(m);k:=0;
m:=m*2;
while m>1 do
begin
if m mod 2=1 then m:=m*3+1
else m:=m div 2;
if m mod 2=1 then
begin k:=k+1;a[k]:=m;end;
end;
if k=1 then writeln('No number can be output !');
if k>1 then
begin
for j:=1 to k-2 do
write(a[j],' ');
write(a[k-1]);
writeln;
end;
end;
end. 

Java :

import java.util.Scanner;
public class Main
{
	public static void main(String[] agrs)
	{
		Scanner input=new Scanner(System.in);
		int v=input.nextInt();
		for(int i=1;i<=v;i++)
		{
			int s=0;String m="a";
			int a=input.nextInt();
			while(a!=1)
			{
				if(a%2!=0)
				{ 
					String t=String.valueOf(a);
					m=m.concat(t);
					m=m.concat(" ");
					s++;
			        a=a*3+1;
				}
				else
					a=a/2;
			}
			if(s!=0)
				System.out.println(m.substring(1,m.length()-1));
			else
				System.out.println("No number can be output !");
		}
	}
}

Python :

# coding=utf-8
n=int(input())

nli=[]
for i in range(n):
    nli.append(int(input()))

for j in range(len(nli)):
  t=[]
  temp=nli[j]
  while temp!=1:
    if temp%2==0:
        temp=temp/2
    else:
        t.append(int(temp))
        temp=temp*3+1
  
  if len(t)==0:
      print('No number can be output !')
  else:
      te=''
      for k in range(len(t)-1):
          te=te+str(t[k])+' '
      te=te+str(t[len(t)-1])
      print(te)