Submit solution
Points:
10 (partial)
Time limit:
1.0s
Memory limit:
64M
Author:
Problem type
Allowed languages
Perl
''=~('(?{'.('.,@.)[^`}@%``:^}[-[)@@[]@)},@[@@@-/(*}?[]@)][;['^'^^)@]|`@)(@@([*!|^{](/.:(]][!(`!,@@[^]^{*(@.+^)').'.'.('}'^']').'*'.('^)[@<@.@^[].[]@]@[])@;{//@>).]*@@]@]]'^'|`{#].@/*{.^><+}/=}](^[@[([[]}^/`$/(}').'-'.('{]^*[[/{]/+`[(@.@`^@:/]]@^[^]^]](%[[)[[)@+/[[@*)^@`?^^@``@)?])@@-@(]`.@[>]@-$`</)@'^'[?+^{?@[$@^@/@)@+@*([[}$/+{?/;})@@{=@)(]`[@/>.^@?,@{?,+@,/[[}]/`]![.@[.?[/`@]@^]@-').'?'.('[`]=<.@/)@+.@)`]([`).@@^@?[^@`#<[@]'^'{)}^]@.@]`@@/^@)@>@@@$)()[.?,@@](%.').','.('`^+[{)[]<.{@@/)][()('^'@<^/[`{>]@[+.@^}/@@[').':'.('@/&{^(/[>]](/[[@?`@@){)@][@$}>-)@{]^@-@/([](^)]}^><).@)@]'^'``@[*@@([}*@@{?)[@./][@.)>.@][[@,[;,/@`[@>}^;[$]<[[@@.@.:').','.('{]/@>`/;[](%@[@@^[%.%?@*/}-$`]:/@).[-'^'[.@-[@@]{)@@-{,)-/@@@[`^@]@]@*[].@@<^').','.(']?.^}[^.]][/{`@^^>^]](@)>@/(@]]]@.@?[@@.[]@[+.@@%^^'^'}^@:],;@)}/@[(/+-[-}*@%[[`[@%$}*/[,[{&)@?}(:[^).@--').'.'.('`}.:[[@@%[@[{*(>-'^'@<@^{(/-@{/=[^@[@').'...'.('@-@-;@@]]*@^@{[)^`@@*'^'`^/@^`/;}^(;-[?@:@./^').'.'.('^'^'|').'*'.('&!`]{(^[{(^@[^[:@(?/)$'^',+^}/@?/[[*/+.>^``^][]').'.'.('@>./]@@)[@@^`@/.:'^'`|[[}./]{&/,@,@@]').'.'.('{'^'[').'*'.('<.@}/;`]@/[%@)@@]$@[[./]]@[;$[*(;]*?^@@.[{'^'}@$]@]@)(@(@`^(/}@)?{@@)}(>^@{^@^}]^,.)@<[').'-'.('][@^]/@@$[?@@}]>#@@>]`@[+]`@^:^'^'}?):}[(%]{^,,]?[@/-[}$!)@},/,^-').'?'.('``)}?)$@[/@>]/][/(;-}!#(@>(%][)>[/.[-.}=@/@[@/^'^'@/[][@@`(@-[}@;{[@^@]@@@)[^@}<[[:[@>^]][/]`</@:').','.('{?]`)^@@'^'[^.@^;,,').'?'.('}`.-]@](?*`:,@])(^{%^<]*]+^,=[@^!<%^}(;]^'^']*[^)`*@^^@[^%}]@;[@&]>^}[;^^>.*@[@-]@^/;').'?*'.('!+``'^'+!^@').'*'.('|``#[../[][)-;@]@]}%^<^[`(*[/)-]@^-'^'^)@@:@@@/}<@[^`$/(]@&]=/@[^:[@^))=^').'.'.(']`}=:.@@){+./[`*@^-[]@@)}#?@./^{#/].*{^([-'^'})]^[@./][@@@,@^(;@{./``]@^.@@*[@@(@^[*@>@').'.'.('```*.-)}@@/*}^(^/`]@(]`>@!@@^^@$/.}[[[]^;,[[//['^'@)@@[^]]+.@]]*@?[@$/]/@](@.#;-`@@@!|/{;;^@{<@@?').'.'.('[/@%$}=>@,[-[)$@./*'^'{{(@]][[%@{[>[]`@@^').'-'.('<@@@'^'[//$').'.'.('|'^'^').'*'.('++^['^'!!`{').'*'.('>.[}){@.^*{)/(@@@![)}:/[/@]/|}{[%,|'^'|[/]`[*[-^[^@],$.}|]]^@{[(<[]]>-@^]').'*'.(',+`{'^'&!^[').'*'.('|)]@.@*][(!*`)`(<]>{@^[]$@)@!^[>,:)-]]%;@)%'^'^`}+@/]}/@@^@`@@]+[[(;:/@`](@*{]@[@@}?@]/[@').'.'.('|'^'^').'*'.('#%^@'^')/``').'*'.(')]<@{.//@?@)+],/^:[-[]%,@:,|'^'`}]-[@@[`{![@}`@,^{@:)@^)[@]').'*'.('$$``'^'..^@').'*'.('^|^^'^'|%;-').','.('{]@]`?/^'^'[$/(@^];').'.'.('@$@+]][?,@$'^'`}/^}/>^@,]').','.(']/;^,,]]!,>'^'}]^?@@$}@^[').'.'.('^'^'|').'*'.('/)^{'^'%#`[').'*'.('|($'^'+@]').'?'.('{*+(]}]@=<].[`)[@.@@@^(/[[@){@*{,/^@[@?>}#@@@}//@(]]>]^`@@])/.{/@@<[!)@*?](>@[[@,,@]%).}]@:@]@@]`![`!)@[](;`$:,+]`@^@[([^)]}|'^'[`^[)]?%^](]>@`{/@#%`*@@.<(][)^[[@+,?`][]@//,][@`@<+[}?@,%:@@@[@&`^)@@.]^.@[${=/@@/*@[]]>([.)).:@}|(@@,{)@^@`[^@},/,${`:,[$![').'?*'.('+)/^[./.@[.<][[@)['^'!#^+:@[[-{]]*{/(@(').','.('@!.@`^(@]<@*@@*{)/.@?[^%{.@#^`)/{@?[@[@{,@]@@.@@]`</^).*[.(%?}[@@,@)%/^}@(].]@@]{|(<@,][(^`{:[@{`/)@]}+].](@]|'^'`@@$@*@/([(^`)^[^@[,[{<@[@)@;@]@[(^-%{![@%:)/@`/;@^]?@@]:]@@[]=/,@/^@]-]#@<@)).:[^`])@}/@;@?[)+[,@[$},^<@)]-|^').'.'.('@)*`@]`><(]]&@/`()-[(@[>+%,'^'``^@).@[][$}@/]@@@@{@/,[]@^').','.('}:^}(@]]@.@])@+@$`]))^@`$/^{^)/@@]@-^[-/)@[('^'][-]@%}>!@`.@-[,]@?[@<%@]@+[)@[(`./@;{]@@./[').'...'.('@*(./]`.[[/-!@,]&?(@^,'^'``]][}/@>{|@@,@}`^^/+^').','.(']]/^]@.@^'^'}$@+}+@/)').'.'.('{`/>].![){*@]^])@@[{:@${?^,@('^'[$@[.@}|][^(<*}[).<[[.][];@,[').'?'."'})")
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