Ivan Safonov aka isaf27

Accounts

isaf27 codeforces.com isaf27 topcoder.com isaf27 hackerrank.com isaf27 codechef.com isaf27 e-olymp.com isaf27 contests.snarknews.info isaf27 hsin.hr/coci isaf27 codingcompetitions.withgoogle.com isaf27 russiancodecup.ru isaf27 contest.yandex.ru isaf27 usaco.org isaf27 codeforces.com/gyms isaf27 codingame.com isaf27 russianaicup.ru isaf27 olympiads.ru isaf27 algorithm.contest.yandex.com isaf27 atcoder.jp isaf27 hackerearth.com isaf27 csacademy.com isaf27 informatics.mccme.ru

Contests

Rank
Score
Event
257
4916
103
2200
-
0
Codeforces Round #577 (Div. 2) codeforces.com missing problems information
11
8633
37
364.9
TCO19 Algorithm Round 3B topcoder.com TwoLadders PrefixComposite DiagonalColumn
122
400
July Challenge 2019 codechef.com CCC SNKAPT GUESSPRM PRTAGN CHFWAR LVMFFN MXMN CIRMERGE CHFWAR2 MMAX CHFM
-
0
Codeforces Round #573 (Div. 2) codeforces.com missing problems information
52
195.1
TCO19 Algoritm Round 3A topcoder.com FamilySeatingArrangement WaitingForBusAgain TwoLineRegions
194
455.6
June Circuits '19 hackerearth.com P0 P1 P2 P3 P4 P5 P6 P7
17
400
June Lunchtime 2019 codechef.com FUZZYCON PAJAPONG SILLYPRS DPERM GIIKLUB BURARRAY QRYLAND
3
5
June Cook-Off 2019 codechef.com IDXSUM SUBSETS SECRECP EXAM1 ANTEATER EATTWICE SLUSH
17
486.3
SRM 761 topcoder.com 2 : -2 AddPeriodic SortArray SpanningSubgraphs
-
0
Codeforces Round #566 (Div. 2) codeforces.com missing problems information
453
1
Code Jam Online Round 3 codingcompetitions.withgoogle.com Zillionim Datacenter Duplex Napkin Folding Pancake Pyramid
-
0
Codeforces Round #564 (Div. 2) codeforces.com missing problems information
41
520.8
TCO19 Algorithm Round 2B topcoder.com -1 MedianFaking DivisorSequences SlightlyBigger
234
1000
90
6031
1
500
May Lunchtime 2019 (Unrated) codechef.com DPS GRIDTOUR REMMAX CV XM IAI ABDTOLL
10
228
10
4
May Cook-Off 2019 codechef.com REACTION GCDSET XORCMPNT EXPXOR RECVSEQ COLORDIS BICLIQUE
101
71
Code Jam Online Round 2 codingcompetitions.withgoogle.com New Elements: Part 1 New Elements: Part 2 Contransmutation Pottery Lottery
103
100
1
500
April Lunchtime 2019 codechef.com DRMP ATTND R2D2 FASTFOOD FAPF MINARRS CHEFRAMI
14
1478.2
TCO19 Round 1A topcoder.com 1 : -2 EllysAndXor EllysCodeConstants EllysTicketPrices
31
583.9
April Challenge 2019 codechef.com CHEFOFR KLPM XORMIN SJ1 STRCH MAXREM SUBREM FENCE EDGY RECTARAN SONIQUE
-
0
Codeforces Round #551 (Div. 2) codeforces.com missing problems information
621
100
Code Jam Qualification Round codingcompetitions.withgoogle.com You Can Go Your Own Way Dat Bae Foregone Solution Cryptopangrams
8
4
March Cook-Off 2019 codechef.com NBONACCI CATSRATS CNVX4HUL UCL MARCAPS TFB2DW SONGSHOP
1
5
February Cook-Off 2019 codechef.com MAXREMOV SECPASS TWOARR EVILAND TABLET CHFPARTY
15
965.3
TCO19 SRM 750 topcoder.com IdenticalBags SimulateBST PurpleSubsequences
77
8058
286
1
IEMCHEMY - Chemistry Olympiad codechef.com IEMCHEM1 IEMCHEM2 IEMCHEM3 IEMCHEM4 IEMCHEM5 IEMCHEM6 IEMCHEM7 IEMCHEM8 IEMCHEM9 IEMCHM10 IEMCHM11 IEMCHM12 IEMCHM13 IEMCHM14 IEMCHM15 IEMCHM16 IEMCHM17 IEMCHM18 IEMCHM19 IEMCHM20 IEMCHM21 IEMCHM22 IEMCHM23 IEMCHM24 IEMCHM25 IEMCHM26 IEMCHM27 IEMCHM28 IEMCHM29 IEMCHM30
49
7222
Hello 2019 codeforces.com A B C D E F G H
103
7536
Good Bye 2018 codeforces.com A B C D E F G H
9
500
December Lunchtime 2018 codechef.com PPATTERN BUCKETS DLINE NOSS BESTPATH AGECAL
140
1000
-
0
Codeforces Round #525 (Div. 2) codeforces.com missing problems information
25
497.5
TCO19 SRM 742 topcoder.com 1 : -1 ResistorFactory RandomConcat Depot
38
8662
-
0
Codeforces Round #521 (Div. 3) codeforces.com missing problems information
27
542.2
November Challenge 2018 codechef.com RECIPES CHEFEQUA MAXDTREE PRDRG HMAPPY1 GMEDIAN PRITREE MAGICHF2 BINSTR CHFTIRED CHHAPPY
2
4
October Cook-Off 2018 codechef.com ADAFARM BINIM2 PWRTREE ADASTAIR PUMPWAT ADASHOP
-
0
Codeforces Round #514 (Div. 2) codeforces.com missing problems information
140
-25
TCO19 SRM 738 topcoder.com FindThePerfectTriangle LightbulbGame DriveTheCarHard
10
710.6
September Challenge 2018 codechef.com ANDSQR STCFOTT PHOTOCOM MAGICHF CHEFLST XORIER CHEFZERO FCTR CHEFADV TABGAME BSHUFFLE
133
100
119
450
July Challenge 2018 codechef.com PDELIV PFRUIT JERRYTOM EQUILIBR WARTARAN SUBWAY NMNMX GEARS MGCSET PINS NSA
-
0
Codeforces Round #490 (Div. 3) codeforces.com missing problems information
6
5
June Cook-Off 2018 codechef.com MINIONS SONYASEG DANYANUM BTMNTREE NUMCOMP GOODPERM
26
535
June Challenge 2018 codechef.com TWOFL VSN WAREHOUS WRKWAYS BUILDIT ARCTR SHKSTR BIBOARD BINSHFFL PLUSEQ NAICHEF
17
400
May Lunchtime 2018 codechef.com TSUM2 TRACE SBSTR SHIFTPAL WEAKMID PLUS
161
2600
-
0
Codeforces Round #481 (Div. 3) codeforces.com missing problems information
4
796.5
April Circuits '18 hackerearth.com P0 P1 P2 P3 P4 P5 P6 P7
17
3550
41
1100
Round #78 (based on Romanian Olympiad IOI selection camp) csacademy.com spring-love lonely-points banned-digits strange-matrix xor-transform count-bst generating-set
35
658.3
April Challenge 2018 codechef.com CHEFPAR VAIMIN CHEFAT CUTPLANT SSPLD WGHTNUM HIGHWAYC JADUGAR GOODPREF AVGPR CHEFWORK JADUGAR2
34
12
-
0
Codeforces Round #471 (Div. 2) codeforces.com missing problems information
-
0
Codeforces Round #469 (Div. 1) codeforces.com missing problems information
-
0
Codeforces Round #466 (Div. 2) codeforces.com missing problems information
47
451.1
SRM 729 topcoder.com 2 : -1 MagicNumberThree FrogSquare XorAndLIS
24
1500
Round #67 csacademy.com permutation-shift even-subset suffix-flip falling-balls hamming-distances cyclic-shifts divisible-matching
32
422.9
SRM 728 topcoder.com Halving IncreasingSequences Trisomorphism
156
1500
49
1400
Round #64 (Interactive only) csacademy.com prime-factors trailing-zeros create-tree limited-moves election-spies eliminate-edges find-the-tree
242
3342
Hello 2018 codeforces.com 2 : -1 A B C D E F G H
-
0
Codeforces Round #456 (Div. 2) codeforces.com missing problems information
-
0
Good Bye 2017 codeforces.com A B C D E F G H
552
535
December Challenge 2017 codechef.com WESTAND CHEFUNI VK18 DSANTAP GIT01 CHEFFIB CHEFEXQ CPLAY REDBLUE CHEFHAM
74
0
SRM 724 topcoder.com OrAndSum GravityPuzzle UnfinishedTournament
87
233.5
SRM 723 topcoder.com TopXorer BuffaloBuffaloBuffalo SimpleMaze
1634
400
October Challenge 2017 codechef.com MARRAYS CHEFGP CHEFCCYL SHTARR MEX XORTREEH CHEFCOUN PERFCONT POINTCN LKYEDGE
31
6276
-
0
Educational Codeforces Round 29 codeforces.com missing problems information
-
0
Educational Codeforces Round 27 codeforces.com missing problems information
348
2
June Cook-Off 2017 codechef.com ADACRA KNICOV ADADET SNACKUP CENTREE
-
0
Codeforces Round #418 (Div. 2) codeforces.com missing problems information
70
242.4
SRM 715 topcoder.com MaximumRange ClassicTowers PreInPost
858
123
April Circuits '17 hackerearth.com P0 P1 P2 P3 P4 P5 P6 P7
-
0
Educational Codeforces Round 20 codeforces.com missing problems information
-
0
Codeforces Round #410 (Div. 2) codeforces.com missing problems information
586
600
April Challenge 2017 codechef.com DGTCNT SEABIL RNDGRID CHEFDIV SMARKET HLD DISHLIFE ROWSOLD CLIQUED SIMDISH
-
0
Educational Codeforces Round 18 codeforces.com -1 missing problems information
247
200
March Circuits '17 hackerearth.com P0 P1 P2 P3 P4 P5 P6 P7
41
800
Round #21 csacademy.com min-coin-payment prime-distance max-wave-array 0-k-multiple special-mvc tournament-cycle catch-the-thief
371
500
March Challenge 2017 codechef.com SCHEDULE FAVGAME SUMDIS TUPLES2 XENTASK PSHTBRTH EXTRAN BEARTRAP SORTROW BANDMATR
7
672.4
February Circuits '17 hackerearth.com P0 P1 P2 P3 P4 P5 P6 P7
1
1500
Round #19 (Div. 2 only) csacademy.com best-array-cut dominoes-rotations cities-robbery smallest-array-permutation road-trips
-
0
Codeforces Round #398 (Div. 2) codeforces.com missing problems information
66
800
Round #18 csacademy.com jeans-and-shirts bottle-recycling squarish-rectangle concatenated-string consecutive-digit-signs gcd-on-a-circle minimize-ancestor-cost randomly-permuted-costs
25
2
DECATHLON codechef.com ARH1701 ARH1702 ARH1703 ARH1704
-
0
Educational Codeforces Round 17 codeforces.com -1 missing problems information
-
0
Codeforces Round #392 (Div. 2) codeforces.com missing problems information
187
3813
Good Bye 2016 codeforces.com 6 : -1 A B C D E F G H
-
0
Testing Round #13 codeforces.com missing problems information
-
0
Codeforces Round #384 (Div. 2) codeforces.com missing problems information
198
4267
-
0
Codeforces Round #372 (Div. 2) codeforces.com missing problems information
-
0
Codeforces Round #359 (Div. 1) codeforces.com missing problems information
246
2
74
262.1
SRM 691 topcoder.com Plusonegame Sunnygraphs2 Undiv2
-
0
Codeforces Round #352 (Div. 1) codeforces.com missing problems information
267
1759
284
1046
962
715
-
0
Codeforces Round #316 (Div. 2) codeforces.com missing problems information
-
0
Codeforces Round #235 (Div. 2) codeforces.com missing problems information
-
0
Codeforces Round #173 (Div. 2) codeforces.com missing problems information