<span>1) 128, 64, 32,16,8,4,2</span>
<span><span>2) 1, 11, 111,1111,11111,111111</span></span>
<span><span><span>3) 1, 22, 333, 4444,<span>55555 ,<span>666666 ,<span>7777777 ,<span>88888888 </span></span></span></span></span></span></span>
1)128,64,32,16,8,4,2
2)1,11,111,1111,11111,111111,1111111
3)1,22,333,4444,55555,666666,7777777,88888888,999999999