99 of 100 targets have a solution.
\(1 = ( 409 \cdot 0 )!\)
\(2 = \sqrt{9} - 40^{0 }\)
\(3 = 4 - 90^{0 }\)
\(4 = 90 \cdot 0 + 4 \)
\(5 = 90^{0} + 4 \)
\(6 = \sqrt{900} - 4 !\)
\(7 = \sqrt{40 + 0 + 9 }\)
\(8 = 9 - 40^{0 }\)
\(9 = 40 \cdot 0 + 9 \)
\(10 = 40^{0} + 9 \)
\(11 = \sqrt{400} - 9 \)
\(12 = 4 - 0^{0} + 9 \)
\(13 = 0 + 0 + 4 + 9 \)
\(14 = \sqrt{400} - \sqrt{9 }!\)
\(15 = \sqrt{\frac{ 900 }{ 4 }}\)
\(16 = 0^{0} + 4! - 9 \)
\(17 = \sqrt{400} - \sqrt{9 }\)
\(18 = \frac{ 90 }{ 0! + 4 }\)
\(19 = \sqrt{40 \cdot 9 + 0 !}\)
\(20 = \frac{ 40 }{ \sqrt{9} - 0 ! }\)
\(21 = ( 0 + 0 + 4 )! - \sqrt{9 }\)
\(22 = 0^{0} + 4! - \sqrt{9 }\)
\(23 = \sqrt{400} + \sqrt{9 }\)
\(24 = ( 90 \cdot 0 + 4 )!\)
\(25 = 90^{0} + 4 !\)
\(26 = \sqrt{900} - 4 \)
\(27 = ( 4 - 0^{0} ) \cdot 9 \)
\(28 = \sqrt{900} - \sqrt{4 }\)
\(29 = \sqrt{400} + 9 \)
\(30 = 40 - 0! - 9 \)
\(31 = 40 + 0 - 9 \)
\(32 = \sqrt{900} + \sqrt{4 }\)
\(33 = ( 0 + 0 + 4 )! + 9 \)
\(34 = \sqrt{900} + 4 \)
\(35 = 4 \cdot 9 - 0^{0 }\)
\(36 = ( 0 + 0 + 4 ) \cdot 9 \)
\(37 = 40 + 0 - \sqrt{9 }\)
\(38 = 40 + 0! - \sqrt{9 }\)
\(39 = 40 - 9^{0 }\)
\(40 = 0 \cdot 9 + 40 \)
\(41 = 9^{0} + 40 \)
\(42 = 40 - 0! + \sqrt{9 }\)
\(43 = 40 + 0 + \sqrt{9 }\)
\(44 = 40 + 0! + \sqrt{9 }\)
\(45 = \frac{ 90 + 0 }{ \sqrt{4 } }\)
\(46 = 40 + 0 + \sqrt{9 }!\)
\(47 = 49 - 0! - 0 !\)
\(48 = 49 - 0^{0 }\)
\(49 = 40 + 0 + 9 \)
\(50 = 90 - 40 \)
\(51 = 49 + 0! + 0 !\)
\(52 = ?\)
\(53 = ( 4 - 0! )! \cdot 9 - 0 !\)
\(54 = \sqrt{900} + 4 !\)
\(55 = ( 4 - 0! )! \cdot 9 + 0 !\)
\(56 = \frac{ ( 9 - 0! )! }{ ( 4 - 0 ! )!! }\)
\(57 = ( 0! + 0! ) \cdot 4! + 9 \)
\(58 = \sqrt{\sqrt{( 0! + 0! )^{4!}}} - \sqrt{9 }!\)
\(59 = \sqrt{( 0! + 4 ) \cdot \sqrt{9}!!} - 0 !\)
\(60 = \sqrt{400 \cdot 9 }\)
\(61 = \sqrt{\sqrt{( 0! + 0! )^{4!}}} - \sqrt{9 }\)
\(62 = 4^{\sqrt{9}} - 0! - 0 !\)
\(63 = 4^{\sqrt{9}} - 0^{0 }\)
\(64 = ( 0 + 0 + 4 )^{\sqrt{9 }}\)
\(65 = 90 - 0! - 4 !\)
\(66 = 90 + 0 - 4 !\)
\(67 = 90 + 0! - 4 !\)
\(68 = ( 0! + 0! )^{\sqrt{9}!} + 4 \)
\(69 = ( 4! - 0^{0} ) \cdot \sqrt{9 }\)
\(70 = \sqrt{4900 }\)
\(71 = \sqrt{0^{0} + \sqrt{49 }!}\)
\(72 = ( 0 + 0 + 4 )! \cdot \sqrt{9 }\)
\(73 = 0^{0} + 4! \cdot \sqrt{9 }\)
\(74 = 4! \cdot \sqrt{9} + 0! + 0 !\)
\(75 = ( 0^{0} + 4! ) \cdot \sqrt{9 }\)
\(76 = ( 0! + 4! ) \cdot \sqrt{9} + 0 !\)
\(77 = 9^{0! + 0!} - 4 \)
\(78 = ( 0! + 0! + 4! ) \cdot \sqrt{9 }\)
\(79 = 9^{0! + 0!} - \sqrt{4 }\)
\(80 = ( \sqrt{9} - 0! ) \cdot 40 \)
\(81 = 9^{0 + 0 + \sqrt{4 }}\)
\(82 = 0^{0} + 9^{\sqrt{4 }}\)
\(83 = 9^{0! + 0!} + \sqrt{4 }\)
\(84 = 90 - ( 4 - 0 ! )!\)
\(85 = 90 - 0! - 4 \)
\(86 = 90 + 0 - 4 \)
\(87 = 90 + 0! - 4 \)
\(88 = 90 + 0 - \sqrt{4 }\)
\(89 = 90 - 4^{0 }\)
\(90 = 0 \cdot 4 + 90 \)
\(91 = 4^{0} + 90 \)
\(92 = 90 + 0 + \sqrt{4 }\)
\(93 = 94 - 0^{0 }\)
\(94 = 90 + 0 + 4 \)
\(95 = 0^{0} + 94 \)
\(96 = ( 4 - 0! )! + 90 \)
\(97 = ( 0! + \sqrt{9} ) \cdot 4! + 0 !\)
\(98 = ( 0! + 0! ) \cdot 49 \)
\(99 = ( 0! + 9 )^{\sqrt{4}} - 0 !\)
\(100 = ( 0^{0} + 9 )^{\sqrt{4 }}\)