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2rf

Fight fire with fire
Rank by solved275 out of 151331
Problems solved503 out of 1156
Rank by rating175 out of 151331
Rating322169 out of 1607172

The map of solved problems

Volume 1Rank in ranklist: 651 out of 123360
 
Difficulty: 33482 out of 60779
10011000106810251083100510091014102010861079104410821022102110731084101710261012
10131048102310801002103310521011104910811028108710181010104710361032102410531029
10781090100810601031103910031007107710551015109410671019103810721051104510691091
10981056106610951004107110271085106410611070105910541076109610571088103410161042
10891030100610401099103710351097106510501043106210461093107510741063104110921058
Volume 2Rank in ranklist: 440 out of 38974
 
Difficulty: 18862 out of 50820
11971100111011961149111911061131113911461194112011801161112611041136111811921123
11671178114211521112113511021193111411341183115711601138116411331125112211841150
11911108110911951155111311171179116211241153118511901127111611561137112111761141
11401145111111151128110711291181110311891158119811821101117211321143118611741169
11681159114711051154116511301175115111731177117111701148114411631187118811991166
Volume 3Rank in ranklist: 338 out of 52547
 
Difficulty: 24288 out of 70171
12931264120912251263124312241296129012971203121412281260122612191283120612221280
12721295120712101213124212081249120412981205124712001244125512201223121512271294
12111218124612611282120112921229128712621259128912911252121712581279122112381202
12731212123612541248128612341274125312501268123012351276127712691245123312781237
12811240126612991251126512851241125712671216123112561288128412701232127512391271
Volume 4Rank in ranklist: 160 out of 29248
 
Difficulty: 47695 out of 221600
13131319132713491370133013531336135213541306133513031348135513331385132213771320
13461356130213501326134313161362132913661351133413711375135813251389131413091332
13791305130113921342132313731398133913241364133113171310134113861393135713591307
13601321132813451347131813111378133713871397138213381304131513961361139513681300
13081312136713811380134413651384134013911363137213761390138313991374136913881394
Volume 5Rank in ranklist: 222 out of 42519
 
Difficulty: 34606 out of 133447
14091493149614571404144614941402147114231413149014501491147014331401149714951406
14031431142714831407141014891416141414391480143014441428146514371421140014481445
14521463148414431440148614051424147414561436146814621498142214181435145114611434
14691447147214411408145314581467141914871476149914491412148814591485142514201417
14921455148114541429146414381477141114661482144214781475146014791426147314321415
Volume 6Rank in ranklist: 188 out of 27704
 
Difficulty: 34099 out of 188823
15851567158115451563150215101573158215721576158615061521159015151528150115171537
15511553152315881574151315621507157115191525157715791535153415921550150015541542
15641593158715581547151215781546153015801570156015751569159115181533153915401595
15271552151115441538158415261531150815681516156515031557151415221583153215991597
15411543150415491520150515611566150915291559159815941536155615551596152415481589
Volume 7Rank in ranklist: 148 out of 26332
 
Difficulty: 35430 out of 187979
16391607163616541617163816011642164416711688168316131612164016851604163516451658
16561680162816031684165016511692164816431665160216311641168216001605169016981659
16191606161116331647162916141646169616891630167916081625169916271687166616731669
16861657162016771676167516701664161016671615165516341652160916951694166316221691
16371623168116161661163216181662162116241697166816741678166016531649162616931672
Volume 8Rank in ranklist: 129 out of 30110
 
Difficulty: 37154 out of 132658
17851787172317921712173117861796177717111725174017881709175617261794172717691789
17371795175217481741171817421779175317931759177617321783170017741728172117131729
17011754171017241706176017671772171617551773174517801775170517431738172017151761
17301784176817361750172217901747176617911719174617621770176417031707178217441781
17491739173417021717175717581735171417981704175117651778179917331763179717711708
Volume 9Rank in ranklist: 229 out of 24768
 
Difficulty: 19249 out of 172006
18771820188018761893183718811868184618641821180018741878188518691889182618061823
18731804185418901888186018281809187118701891188418221838180318661872189218961825
18321830187518051861181718631824188718361827188318621855185718791811180718441813
18511894180818861818180218411895183318311849181618521867183918821812185018351814
186518291856185818431810185918151845183418471897180118481842181918531840
Volume 10Rank in ranklist: 131 out of 14982
 
Difficulty: 28496 out of 154927
19101924199119251935190219821931198719641930199319841915194419171922198919341998
19291992193319811941190419601963190119001997192319951942198019711966192019281962
19401939196119431903191819321926199019941965195919271988190519861936197419961970
19371912194819211976197919071949196819831947194619131985195119501908191919771956
19531969197819161945195519721958195419111914190919751938195719671973199919061952
Volume 11Rank in ranklist: 509 out of 21253
 
Difficulty: 5181 out of 166491
20122001206620232056200220352025203120052011206820182033201020002020207220692073
20702091209520192062209820152065206720342024207820032021206320472045204620302027
20142026207120292060209920812080200420322009202820402048208920642013207420082092
20372017209320592052205520362058208520072041209720442038208320752050209620492061
20532084202220572087200620512042204320792090208620882094203920772076205420822016
Volume 12Rank in ranklist: 253 out of 6922
 
Difficulty: 3627 out of 67471
21002111213821422102214921152141214421052145210421132108210921482156211721462143
21122121215121162119215321302114215221292135212821552110210621402123210321502118
212421572134212621072120213221012147213621542133212521272122213921312137

Neighbours

RankAuthorRatingSolvedLast AC
272xt30002338835067 May 2011 23:59
273mirzman29726450510 Jun 2019 23:21
274Try to try1675115054 Jan 2015 13:48
2752rf3221695035 Jun 2019 18:29
276henryy30971650330 Apr 2008 13:21
277tchernov23364450315 Jun 2015 03:51
278felix [Lviv NU]16049450318 Dec 2018 01:32