1 4 4 6

99 of 100 targets have a solution.

\(1 = \frac{ \frac{ 16 }{ 4 } }{ 4 }\)
\(2 = \frac{ \sqrt{144} }{ 6 }\)
\(3 = \frac{ 14 + 4 }{ 6 }\)
\(4 = 14 - 4 - 6 \)
\(5 = 46 - 41 \)
\(6 = \sqrt{144} - 6 \)
\(7 = \frac{ 14 }{ 6 - 4 }\)
\(8 = \frac{ 16 }{ 4 } + 4 \)
\(9 = 1^{4} + \sqrt{64 }\)
\(10 = 4 \cdot 6 - 14 \)
\(11 = \frac{ 44 }{ \sqrt{16 } }\)
\(12 = 14 + 4 - 6 \)
\(13 = \frac{ 14 }{ \sqrt{4} } + 6 \)
\(14 = \sqrt{14^{6 - 4 }}\)
\(15 = \sqrt{441} - 6 \)
\(16 = 14 - 4 + 6 \)
\(17 = 61 - 44 \)
\(18 = \sqrt{144} + 6 \)
\(19 = 4 \cdot 6 - 1 - 4 \)
\(20 = 44 - \sqrt{16 }!\)
\(21 = \frac{ 14 \cdot 6 }{ 4 }\)
\(22 = 14 + \sqrt{64 }\)
\(23 = 64 - 41 \)
\(24 = \frac{ 144 }{ 6 }\)
\(25 = 1^{4} + 4 \cdot 6 \)
\(26 = \sqrt{4} \cdot 6 + 14 \)
\(27 = \sqrt{441} + 6 \)
\(28 = 44 - 16 \)
\(29 = 41 - \sqrt{4} \cdot 6 \)
\(30 = ( 1^{4} + 4 ) \cdot 6 \)
\(31 = 41 - 4 - 6 \)
\(32 = 46 - 14 \)
\(33 = 41 - \sqrt{64 }\)
\(34 = 14 \cdot \sqrt{4} + 6 \)
\(35 = 4 \cdot 4! - 61 \)
\(36 = 16 - 4 + 4 !\)
\(37 = 44 - 1 - 6 \)
\(38 = 4 \cdot 6 + 14 \)
\(39 = 41 + 4 - 6 \)
\(40 = 44 - \sqrt{16 }\)
\(41 = \frac{ 164 }{ 4 }\)
\(42 = 46 \cdot 1 - 4 \)
\(43 = 41 - 4 + 6 \)
\(44 = 1^{6} \cdot 44 \)
\(45 = 1^{6} + 44 \)
\(46 = 1^{4} \cdot 46 \)
\(47 = 1^{4} + 46 \)
\(48 = \sqrt{16} + 44 \)
\(49 = 41 + \sqrt{64 }\)
\(50 = 64 - 14 \)
\(51 = 41 + 4 + 6 \)
\(52 = ( 4 - 1 )! + 46 \)
\(53 = 61 - 4 - 4 \)
\(54 = ( 1 + 4 + 4 ) \cdot 6 \)
\(55 = 61 - 4 - \sqrt{4 }\)
\(56 = \frac{ 14 \cdot 4! }{ 6 }\)
\(57 = 61 - \sqrt{4 \cdot 4 }\)
\(58 = 64 - ( 4 - 1 )!\)
\(59 = 64 - 1 - 4 \)
\(60 = 14 + 46 \)
\(61 = 61 - 4 + 4 \)
\(62 = 14 \cdot 4 + 6 \)
\(63 = 64 - 1^{4 }\)
\(64 = 1^{4} \cdot 64 \)
\(65 = 4 \cdot 6 + 41 \)
\(66 = 16 \cdot 4 + \sqrt{4 }\)
\(67 = 64 - 1 + 4 \)
\(68 = 16 \cdot 4 + 4 \)
\(69 = \frac{ 414 }{ 6 }\)
\(70 = ( 41 - 6 ) \cdot \sqrt{4 }\)
\(71 = 41 + 4! + 6 \)
\(72 = \sqrt{144} \cdot 6 \)
\(73 = \frac{ 146 }{ \sqrt{4 } }\)
\(74 = ( 1 + 4 )! - 46 \)
\(75 = ( 4 - 1 )^{4} - 6 \)
\(76 = 41 \cdot \sqrt{4} - 6 \)
\(77 = 4 \cdot 4 + 61 \)
\(78 = 14 + 64 \)
\(79 = ?\)
\(80 = ( 14 + 6 ) \cdot 4 \)
\(81 = 61 - 4 + 4 !\)
\(82 = \frac{ 164 }{ \sqrt{4 } }\)
\(83 = 61 - \sqrt{4} + 4 !\)
\(84 = \sqrt{14^{\sqrt{4}}} \cdot 6 \)
\(85 = \sqrt{4 \cdot 4}! + 61 \)
\(86 = 14 \cdot 6 + \sqrt{4 }\)
\(87 = 41 + 46 \)
\(88 = 14 \cdot 6 + 4 \)
\(89 = 61 + 4 + 4 !\)
\(90 = ( 46 - 1 ) \cdot \sqrt{4 }\)
\(91 = 46 \cdot \sqrt{4} - 1 \)
\(92 = 46 \cdot 1 \cdot \sqrt{4 }\)
\(93 = 46 \cdot \sqrt{4} + 1 \)
\(94 = ( 41 + 6 ) \cdot \sqrt{4 }\)
\(95 = 4 \cdot 4 \cdot 6 - 1 \)
\(96 = ( 14 + \sqrt{4} ) \cdot 6 \)
\(97 = 4 \cdot 4 \cdot 6 + 1 \)
\(98 = 61 \cdot \sqrt{4} - 4 !\)
\(99 = ( 4 + 6 )^{\sqrt{4}} - 1 \)
\(100 = ( 4 \cdot 6 + 1 ) \cdot 4 \)