Security

Problem Number: 
38
Type of Problem: 
Problem Category: 
Input: 
Critical Input
0
0
Critical Input: 
20 15 b?d?c?dc??d?dfe????afb?da??dfa?f?cd??e???e??? ?dcc??aa?df?daebadda?edcba?ac?efd?f??c?dcd?d? 43 ??bcfedc?aff?f?c?d?????d??cef?e?f?ccf?dba?dd??bf??b?bbabc?a?becdeb?f??cc?aa?c??d??a?bc bdaee??f?be?df?dbd??fa?d??cd??cccb???b?c?ff?bd??bea?d?d?b???bdbc?aeabffca??b?a?c?dffaa 50 ???????????????????????????????????????????????????????????????????????????????????????????????????? ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff 50 ???????????????????????????????????????????????????????????????????????????????????????????????????? ffffffffaffffffffbffffafffffffcffffffdffffffbfffffffefffffdfffffffaffffffbffffffaffffffffcffffffffff 30 eccaebcfdbefcdccbacfcbabdcfedcbdddfffeacdfccdfdffbafecfecdabcf?eafddfdcbbfbafcfaaadcccaacd ecceedcfacfadcfebaccdacbbebbefeaecdcebefecdcbfbabaacfdacdccdfccebfbabffdaffcdcbdfcbafbcbaf 2 aa bb 3 ab?c?c ac?c?? 2 abcd cdab 17 ?feaaacf??????eab??e??ab?d????e?c????e?d????e?a?f?dd?dc??f?e?e????cab??e??????cc??cf? a???????????????bc???ba???b?????????f??b?a?fb?fe??d????f?????f?bb?e???????d?f?b?f??ee 13 dbda???fef??fdcd?fbefb?ecc??ac?fbbbb?aeffee?dedcaffd?d?ccfba?dd?eebab???dbeffbbc?abcb?ddafd ?de?cbaaeafb?bb?ddafefe?dddc?fdedcecbbbddd?ad?efddce?a?fbeaeffcffdfdccdcdabefbbabacbc?afbef 34 cdef??bdaaaaebcfbddefae?da?eeafced efdeffecc?dbbea?ceacaaaadfabe??e?c 2 abcd c?ab 18 ?ffbefadfbeaf?ccdfbbafbdcbaa?dadeb?dabbeaaaeeaead?accb c?ba?a?b?adea?fcbabad?ddbea?ffbefbbacdfabbfb?aeee?adda 16 baf?abe??aa????aceadaa??cdc???ceeebcefcadcaeec?? ?ace?ceeaadacbad?b?cbaceadc?fa?a?cd?ebcaeeaccc?? 14 e??d?cfbaadfbf?????c?bed??dbde?cb???fcdd?d b????d?eed?fe??bbab?d?ce?bdc?becdc?dc?dd?? 41 ddcba?acadd?dcdbdbe?fcaeadaffbe?dfcf?cfbc aacdffbddfdfcfdeaadecb?ecefadbbbbcacdc?cd 3 ab?c?c aabbdd 19 ?f?e??????c?a???e?d?cb??aebded??cc?e?c????f??dfb???bd???e ??cb?f?????b???f?faf?c?a??????d?d????af??????eefbd?e???fc 7 b?bcb?bcacdefebdeaafeec?baebbebb?bada?ef?ab??cafd ?cebaebcacdefedafefa?bebbfb?bdeaafebbccafdbcbcb?b 39 ??aa?b??d?fbf??febe??faad?e?effdabafeecccaaae?dfefccffca?aacedfc?cecacaeebfc?? cbeeacfcabcefa??bafbccfde?daaadbacdeecaaa??cd?caebeea?aceeccaffaecbfedcc???bcc
Random Input: 
Problem Id: 
38