var one = 0; var nine = .9; while (one < 1) { one += nine; nine /= 10; print(one); }
Standard input is empty
0.9 0.99 0.999 0.9999 0.99999 0.9999990000000001 0.9999999 0.9999999900000001 0.999999999 0.9999999999 0.99999999999 0.999999999999 0.9999999999999 0.99999999999999 0.999999999999999 0.9999999999999999 1