All 100 targets have a solution.
\(1 = ( 599 \cdot 0 )!\)
\(2 = \frac{ \frac{ 90 }{ 5 } }{ 9 }\)
\(3 = 59 \cdot 0 + \sqrt{9 }\)
\(4 = 5 - 99^{0 }\)
\(5 = 95 - 90 \)
\(6 = 99^{0} + 5 \)
\(7 = \sqrt{99 - 50 }\)
\(8 = 9 - 59^{0 }\)
\(9 = 59 \cdot 0 + 9 \)
\(10 = 59^{0} + 9 \)
\(11 = \sqrt{99^{0} + 5 !}\)
\(12 = \frac{ 5! }{ \frac{ 90 }{ 9 } }\)
\(13 = 9 - ( 0 + 5 ) + 9 \)
\(14 = \sqrt{90 - 9} + 5 \)
\(15 = \frac{ 90 }{ 9 } + 5 \)
\(16 = \frac{ 9 \cdot 9 - 0! }{ 5 }\)
\(17 = 9 - 5^{0} + 9 \)
\(18 = 0 \cdot 5 + 9 + 9 \)
\(19 = 5^{0} + 9 + 9 \)
\(20 = \frac{ 99 + 0! }{ 5 }\)
\(21 = \sqrt{50 \cdot 9 - 9 }\)
\(22 = 5! - ( 99 - 0 ! )\)
\(23 = 50 - \sqrt{9} \cdot 9 \)
\(24 = ( 5 - 99^{0 } )!\)
\(25 = \frac{ 90 }{ \sqrt{9} } - 5 \)
\(26 = \sqrt{9} \cdot 9 - 5^{0 }\)
\(27 = \frac{ 90 }{ 5 } + 9 \)
\(28 = 5^{0} + \sqrt{9} \cdot 9 \)
\(29 = ( 0! + \sqrt{9} ) \cdot 5 + 9 \)
\(30 = \sqrt{( 9 + 9 ) \cdot 50 }\)
\(31 = 90 - 59 \)
\(32 = 50 - 9 - 9 \)
\(33 = 5! - 90 + \sqrt{9 }\)
\(34 = 5^{\sqrt{9} - 0!} + 9 \)
\(35 = \frac{ 90 }{ \sqrt{9} } + 5 \)
\(36 = ( 9 - ( 0 + 5 ) ) \cdot 9 \)
\(37 = 5 \cdot 9 + 0! - 9 \)
\(38 = 50 - 9 - \sqrt{9 }\)
\(39 = 5! - 90 + 9 \)
\(40 = ( 9 - 9^{0} ) \cdot 5 \)
\(41 = 50 - \sqrt{9 \cdot 9 }\)
\(42 = ( 0 + 5 + 9 ) \cdot \sqrt{9 }\)
\(43 = ( 9 - 0! ) \cdot 5 + \sqrt{9 }\)
\(44 = 50 - 9 + \sqrt{9 }\)
\(45 = 90 - 5 \cdot 9 \)
\(46 = 9^{0} + 5 \cdot 9 \)
\(47 = 50 - \frac{ 9 }{ \sqrt{9 } }\)
\(48 = ( 0 + 5 ) \cdot 9 + \sqrt{9 }\)
\(49 = 99 - 50 \)
\(50 = 50 - 9 + 9 \)
\(51 = \frac{ 9 }{ 9 } + 50 \)
\(52 = \frac{ \sqrt{9}! }{ \sqrt{9} } + 50 \)
\(53 = \frac{ 9 }{ \sqrt{9} } + 50 \)
\(54 = \frac{ 90 }{ 5 } \cdot \sqrt{9 }\)
\(55 = 59 - 0! - \sqrt{9 }\)
\(56 = 50 - \sqrt{9} + 9 \)
\(57 = 59 + 0! - \sqrt{9 }\)
\(58 = 59 - 9^{0 }\)
\(59 = 0 \cdot 9 + 59 \)
\(60 = 9^{0} + 59 \)
\(61 = 59 - 0! + \sqrt{9 }\)
\(62 = 50 + \sqrt{9} + 9 \)
\(63 = 59 + 0! + \sqrt{9 }\)
\(64 = ( 9 - ( 0 + 5 ) )^{\sqrt{9 }}\)
\(65 = 50 + \sqrt{9}! + 9 \)
\(66 = 90 - ( 9 - 5 )!\)
\(67 = 59 - 0! + 9 \)
\(68 = 50 + 9 + 9 \)
\(69 = 59 + 0! + 9 \)
\(70 = \frac{ 90 + 5! }{ \sqrt{9 } }\)
\(71 = 95 - ( 0! + \sqrt{9 } )!\)
\(72 = ( 9 - 5^{0} ) \cdot 9 \)
\(73 = ( 5 - 0! )^{\sqrt{9}} + 9 \)
\(74 = ( \sqrt{9}! + 9 ) \cdot 5 - 0 !\)
\(75 = 90 - 5 \cdot \sqrt{9 }\)
\(76 = 90 - 5 - 9 \)
\(77 = \sqrt{9} \cdot 9 + 50 \)
\(78 = 90 - \sqrt{\frac{ \sqrt{9}!! }{ 5 }}\)
\(79 = 90 - 5 - \sqrt{9 }!\)
\(80 = 9 \cdot 9 - 5^{0 }\)
\(81 = ( 0 \cdot 5 + 9 ) \cdot 9 \)
\(82 = 90 - 5 - \sqrt{9 }\)
\(83 = ( 0! + \sqrt{9} )! + 59 \)
\(84 = ( 0 + 5 + 9 ) \cdot \sqrt{9 }!\)
\(85 = 95 - 0! - 9 \)
\(86 = 90 + 5 - 9 \)
\(87 = 95 + 0! - 9 \)
\(88 = 90 - 5 + \sqrt{9 }\)
\(89 = 90 + 5 - \sqrt{9 }!\)
\(90 = ( 5^{0} + 9 ) \cdot 9 \)
\(91 = 90 - 5 + \sqrt{9 }!\)
\(92 = 90 + 5 - \sqrt{9 }\)
\(93 = 99 - 0! - 5 \)
\(94 = 90 - 5 + 9 \)
\(95 = 0 \cdot 9 + 95 \)
\(96 = 9^{0} + 95 \)
\(97 = 95 - 0! + \sqrt{9 }\)
\(98 = 99 - 5^{0 }\)
\(99 = 0 \cdot 5 + 99 \)
\(100 = 5^{0} + 99 \)