h = false;
e = false;
l = false;
l2 = false;
o = false;
space = false;
w = false;
o2 = false;
r = false;
l3 = false;
d = false;
exclaim = false;

s = ""

while (!h)
    letter = (32 + rand(95)).chr
    if letter == 'H' then
        s.concat(letter)
        h = true;
    end
end
while (!e)
    letter = (32 + rand(95)).chr
    if letter == 'e' then
        s.concat(letter)
        e = true;
    end
end
while (!l)
    letter = (32 + rand(95)).chr
    if letter == 'l' then
        s.concat(letter)
        l = true;
    end
end
while (!l2)
    letter = (32 + rand(95)).chr
    if letter == 'l' then
        s.concat(letter)
        l2 = true;
    end
end
while (!o)
    letter = (32 + rand(95)).chr
    if letter == 'o' then
        s.concat(letter)
        o = true;
    end
end
while (!space)
    letter = (32 + rand(95)).chr
    if letter == ' ' then
        s.concat(letter)
        space = true;
    end
end

while (!w)
    letter = (32 + rand(95)).chr
    if letter == 'w' then
        s.concat(letter)
        w = true;
    end
end
while (!o2)
    letter = (32 + rand(95)).chr
    if letter == 'o' then
        s.concat(letter)
        o2 = true;
    end
end
while (!r)
    letter = (32 + rand(95)).chr
    if letter == 'r' then
        s.concat(letter)
        r = true;
    end
end
while (!l3)
    letter = (32 + rand(95)).chr
    if letter == 'l' then
        s.concat(letter)
        l3 = true;
    end
end
while (!d)
    letter = (32 + rand(95)).chr
    if letter == 'd' then
        s.concat(letter)
        d = true;
    end
end
while (!exclaim)
    letter = (32 + rand(95)).chr
    if letter == '!' then
        s.concat(letter)
        exclaim = true;
    end
end

puts s