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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 
perl
cpp C++/CLI .NET 2.0
cpp
Submit a new solution for perl or cpp
There are 17 other solutions in additional languages (clojure, csharp, erlang, fantom ...)
"1,2,4,8,16,32,64,128," by doubling x and checking that x is less than 150.
my $x = 1;
while($x < 150) {
print $x, ",";
$x *=2
}
while($x < 150) {
print $x, ",";
$x *=2
}
int x = 1;
while (x < 150) { x *= 2; Console::Write("{0},", x); }
Console::WriteLine();
while (x < 150) { x *= 2; Console::Write("{0},", x); }
Console::WriteLine();
for (int x = 1; x < 150; x *= 2) { std::cout << x << ","; }
std::cout << std::endl;
std::cout << std::endl;
Submit a new solution for perl or cpp
There are 17 other solutions in additional languages (clojure, csharp, erlang, fantom ...)
