1668

\(1 = 18^{6 - 6 }\) \(2 = 16 - 6 - 8 \) \(3 = \frac{ 6 }{ \frac{ 16 }{ 8 } }\) \(4 = 6 - \frac{ 16 }{ 8 }\)
\(5 = \sqrt{86 - 61 }\) \(6 = 18 - 6 - 6 \) \(7 = 68 - 61 \) \(8 = \frac{ 16 }{ 8 } + 6 \)
\(9 = \frac{ 18 }{ 6 } + 6 \) \(10 = 6 - \sqrt{16} + 8 \) \(11 = \frac{ 66 }{ \sqrt{\sqrt{81 }}! }\) \(12 = \frac{ 16 \cdot 6 }{ 8 }\)
\(13 = 61 - 6 \cdot 8 \) \(14 = 16 + 6 - 8 \) \(15 = 81 - 66 \) \(16 = ( 6 - \sqrt{16} ) \cdot 8 \)
\(17 = \frac{ 68 }{ \sqrt{16 } }\) \(18 = 16 - 6 + 8 \) \(19 = \frac{ 6 }{ 6 } + 18 \) \(20 = 1 \cdot 6 + 6 + 8 \)
\(21 = \sqrt{81} + 6 + 6 \) \(22 = \frac{ 66 }{ \sqrt{\sqrt{81 }} }\) \(23 = \sqrt{66 \cdot 8 + 1 }\) \(24 = ( 6 - \frac{ 16 }{ 8 } )!\)
\(25 = 86 - 61 \) \(26 = \sqrt{16} \cdot 8 - 6 \) \(27 = \sqrt{( \frac{ 18 }{ 6 } )^{6 }}\) \(28 = \frac{ 168 }{ 6 }\)
\(29 = \frac{ 6! }{ 8 } - 61 \) \(30 = 16 + 6 + 8 \) \(31 = \frac{ 186 }{ 6 }\) \(32 = ( 8 - 6 ) \cdot 16 \)
\(33 = 6 \cdot 6 - \sqrt{\sqrt{81 }}\) \(34 = \frac{ 68 }{ \sqrt{\sqrt{16 }} }\) \(35 = 6^{8 - 6} - 1 \) \(36 = 6^{\frac{ 16 }{ 8 }}\)
\(37 = \frac{ 6! }{ 16 } - 8 \) \(38 = \sqrt{16} \cdot 8 + 6 \) \(39 = 6! - 681 \) \(40 = ( 6 - 1^{6} ) \cdot 8 \)
\(41 = 6 \cdot 8 - 1 - 6 \) \(42 = ( 8 - 1^{6} ) \cdot 6 \) \(43 = \frac{ 86 }{ \sqrt{\sqrt{16 }} }\) \(44 = 68 - \sqrt{16 }!\)
\(45 = 81 - 6 \cdot 6 \) \(46 = \frac{ 6! }{ 18 } + 6 \) \(47 = 61 - 6 - 8 \) \(48 = 66 - 18 \)
\(49 = 1^{6} + 6 \cdot 8 \) \(50 = ( 1 + 6 ) \cdot 6 + 8 \) \(51 = \frac{ 8! }{ 6! } + 1 - 6 \) \(52 = 68 - 16 \)
\(53 = \frac{ 6! }{ 16 } + 8 \) \(54 = 6 \cdot 6 + 18 \) \(55 = 6 \cdot 8 + 1 + 6 \) \(56 = ( 6 + 8 ) \cdot \sqrt{16 }\)
\(57 = 66 - \sqrt{81 }\) \(58 = 66 \cdot 1 - 8 \) \(59 = 61 + 6 - 8 \) \(60 = \frac{ 6! }{ 18 - 6 }\)
\(61 = 68 - 1 - 6 \) \(62 = 68 \cdot 1 - 6 \) \(63 = 61 - 6 + 8 \) \(64 = 68 - \sqrt{16 }\)
\(65 = 66 - 1^{8 }\) \(66 = 1^{8} \cdot 66 \) \(67 = 1^{8} + 66 \) \(68 = 1^{6} \cdot 68 \)
\(69 = 1^{6} + 68 \) \(70 = 86 - 16 \) \(71 = \sqrt{( 8 - \frac{ 6 }{ 6 } )! + 1 }\) \(72 = \sqrt{16} + 68 \)
\(73 = 66 - 1 + 8 \) \(74 = 66 \cdot 1 + 8 \) \(75 = 66 + \sqrt{81 }\) \(76 = \sqrt{6! \cdot 8 + 16 }\)
\(77 = \frac{ 616 }{ 8 }\) \(78 = ( 6 - 1 + 8 ) \cdot 6 \) \(79 = 86 - 1 - 6 \) \(80 = ( 16 - 6 ) \cdot 8 \)
\(81 = 81 - 6 + 6 \) \(82 = 86 - \sqrt{16 }\) \(83 = ( 6 + 8 ) \cdot 6 - 1 \) \(84 = 16 + 68 \)
\(85 = 86 - 1^{6 }\) \(86 = 1^{6} \cdot 86 \) \(87 = 1^{6} + 86 \) \(88 = 16 \cdot 6 - 8 \)
\(89 = \frac{ 6! }{ 8 } - 1^{6 }\) \(90 = \sqrt{16} + 86 \) \(91 = 86 - 1 + 6 \) \(92 = 86 \cdot 1 + 6 \)
\(93 = 81 + 6 + 6 \) \(94 = \frac{ 6! }{ 8 } + \sqrt{16 }\) \(95 = ( 6 + 6 ) \cdot 8 - 1 \) \(96 = 816 - 6 !\)
\(97 = ( 6 + 6 ) \cdot 8 + 1 \) \(98 = ( 1 + 6 ) \cdot ( 6 + 8 )\) \(99 = ?\) \(100 = \sqrt{\sqrt{( 16 - 6 )^{8 }}}\)