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Perform an action multiple times based on a boolean condition, checked before the first action (WHILE .. DO)
Starting with a variable x=1, Print the sequence 
ruby
csharp
fantom
Submit a new solution for ruby, csharp, or fantom
There are 17 other solutions in additional languages (clojure, cpp, erlang, fsharp ...)
"1,2,4,8,16,32,64,128," by doubling x and checking that x is less than 150.
x=1
while x < 150
puts x
x <<= 1
end
while x < 150
puts x
x <<= 1
end
int x = 1;
while (x < 150)
{
x *= 2;
Console.Write("{0},", x);
}
while (x < 150)
{
x *= 2;
Console.Write("{0},", x);
}
x := 1
while (x < 150) {
Env.cur.out.print("$x,")
x *= 2
}
echo
while (x < 150) {
Env.cur.out.print("$x,")
x *= 2
}
echo
Submit a new solution for ruby, csharp, or fantom
There are 17 other solutions in additional languages (clojure, cpp, erlang, fsharp ...)
