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{"workbook":{"problemsBrief":"{\"CodeForces-1663A\":[\"Who Tested?\",10385,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1663\\\"\\u003eApril Fools Day Contest 2022\\u003c/a\\u003e\"],\"CodeForces-1663G\":[\"Six Characters\",203,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1663\\\"\\u003eApril Fools Day Contest 2022\\u003c/a\\u003e\"],\"CodeForces-1663F\":[\"In Every Generation...\",321,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1663\\\"\\u003eApril Fools Day Contest 2022\\u003c/a\\u003e\"],\"CodeForces-1663H\":[\"Cross-Language Program\",1260,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1663\\\"\\u003eApril Fools Day Contest 2022\\u003c/a\\u003e\"],\"CodeForces-1663C\":[\"Pōja Verdon\",5607,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1663\\\"\\u003eApril Fools Day Contest 2022\\u003c/a\\u003e\"],\"CodeForces-1663B\":[\"Mike\\u0027s Sequence\",3349,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1663\\\"\\u003eApril Fools Day Contest 2022\\u003c/a\\u003e\"],\"CodeForces-1663E\":[\"Are You Safe?\",529,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1663\\\"\\u003eApril Fools Day Contest 2022\\u003c/a\\u003e\"],\"CodeForces-1663D\":[\"Is it rated - 3\",1383,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1663\\\"\\u003eApril Fools Day Contest 2022\\u003c/a\\u003e\"],\"CodeForces-952A\":[\"Quirky Quantifiers\",11526,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/952\\\"\\u003eApril Fools Contest 2018\\u003c/a\\u003e\"],\"CodeForces-952D\":[\"I\\u0027m Feeling Lucky!\",2447,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/952\\\"\\u003eApril Fools Contest 2018\\u003c/a\\u003e\"],\"CodeForces-952E\":[\"Cheese Board\",635,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/952\\\"\\u003eApril Fools Contest 2018\\u003c/a\\u003e\"],\"CodeForces-952B\":[\"A Map of the Cat\",2023,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/952\\\"\\u003eApril Fools Contest 2018\\u003c/a\\u003e\"],\"CodeForces-952C\":[\"Ravioli Sort\",2930,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/952\\\"\\u003eApril Fools Contest 2018\\u003c/a\\u003e\"],\"CodeForces-952F\":[\"2 + 2 !\\u003d 4\",372,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/952\\\"\\u003eApril Fools Contest 2018\\u003c/a\\u003e\"],\"CodeForces-952G\":[\"Puzzling Language\",225,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/952\\\"\\u003eApril Fools Contest 2018\\u003c/a\\u003e\"],\"CodeForces-1505F\":[\"Math\",1484,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1505\\\"\\u003eApril Fools Day Contest 2021\\u003c/a\\u003e\"],\"CodeForces-1812F\":[\"Factorization\",956,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1812\\\"\\u003eApril Fools Day Contest 2023\\u003c/a\\u003e\"],\"CodeForces-1505E\":[\"Cakewalk\",1734,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1505\\\"\\u003eApril Fools Day Contest 2021\\u003c/a\\u003e\"],\"CodeForces-1812G\":[\"Colour Vision\",525,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1812\\\"\\u003eApril Fools Day Contest 2023\\u003c/a\\u003e\"],\"CodeForces-1505H\":[\"L BREAK into program\",485,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1505\\\"\\u003eApril Fools Day Contest 2021\\u003c/a\\u003e\"],\"CodeForces-1812D\":[\"Trivial Conjecture\",4365,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1812\\\"\\u003eApril Fools Day Contest 2023\\u003c/a\\u003e\"],\"CodeForces-1505G\":[\"Encoded message\",288,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1505\\\"\\u003eApril Fools Day Contest 2021\\u003c/a\\u003e\"],\"CodeForces-1812E\":[\"Not a Geometry Problem\",3948,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1812\\\"\\u003eApril Fools Day Contest 2023\\u003c/a\\u003e\"],\"CodeForces-1505B\":[\"DMCA\",6024,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1505\\\"\\u003eApril Fools Day Contest 2021\\u003c/a\\u003e\"],\"CodeForces-1812B\":[\"Was it Rated?\",5644,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1812\\\"\\u003eApril Fools Day Contest 2023\\u003c/a\\u003e\"],\"CodeForces-1505A\":[\"Is it rated - 2\",14080,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1505\\\"\\u003eApril Fools Day Contest 2021\\u003c/a\\u003e\"],\"CodeForces-1812C\":[\"Digits\",1223,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1812\\\"\\u003eApril Fools Day Contest 2023\\u003c/a\\u003e\"],\"CodeForces-1505D\":[\"Xenolith? Hippodrome?\",744,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1505\\\"\\u003eApril Fools Day Contest 2021\\u003c/a\\u003e\"],\"CodeForces-1505C\":[\"Fibonacci Words\",6402,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1505\\\"\\u003eApril Fools Day Contest 2021\\u003c/a\\u003e\"],\"CodeForces-1812A\":[\"Are You a Robot?\",13105,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1812\\\"\\u003eApril Fools Day Contest 2023\\u003c/a\\u003e\"],\"CodeForces-1145D\":[\"Pigeon d\\u0027Or\",1149,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1145\\\"\\u003eApril Fools Day Contest 2019\\u003c/a\\u003e\"],\"CodeForces-1331D\":[\"Again?\",11998,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1331\\\"\\u003eApril Fools Day Contest 2020\\u003c/a\\u003e\"],\"CodeForces-1145C\":[\"Mystery Circuit\",795,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1145\\\"\\u003eApril Fools Day Contest 2019\\u003c/a\\u003e\"],\"CodeForces-1331E\":[\"Jordan Smiley\",1217,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1331\\\"\\u003eApril Fools Day Contest 2020\\u003c/a\\u003e\"],\"CodeForces-1145B\":[\"Kanban Numbers\",1450,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1145\\\"\\u003eApril Fools Day Contest 2019\\u003c/a\\u003e\"],\"CodeForces-1331F\":[\"Elementary!\",562,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1331\\\"\\u003eApril Fools Day Contest 2020\\u003c/a\\u003e\"],\"CodeForces-1145A\":[\"Thanos Sort\",8955,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1145\\\"\\u003eApril Fools Day Contest 2019\\u003c/a\\u003e\"],\"CodeForces-1331G\":[\"Lingua Romana\",490,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1331\\\"\\u003eApril Fools Day Contest 2020\\u003c/a\\u003e\"],\"CodeForces-1812J\":[\"Unmysterious Language\",5799,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1812\\\"\\u003eApril Fools Day Contest 2023\\u003c/a\\u003e\"],\"CodeForces-1145G\":[\"AI Takeover\",163,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1145\\\"\\u003eApril Fools Day Contest 2019\\u003c/a\\u003e\"],\"CodeForces-1331A\":[\"Is it rated?\",17210,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1331\\\"\\u003eApril Fools Day Contest 2020\\u003c/a\\u003e\"],\"CodeForces-1505I\":[\"Mysterious language again, seriously?\",539,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1505\\\"\\u003eApril Fools Day Contest 2021\\u003c/a\\u003e\"],\"CodeForces-1145F\":[\"Neat Words\",532,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1145\\\"\\u003eApril Fools Day Contest 2019\\u003c/a\\u003e\"],\"CodeForces-1331B\":[\"Limericks\",7040,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1331\\\"\\u003eApril Fools Day Contest 2020\\u003c/a\\u003e\"],\"CodeForces-1812H\":[\"Expected Twist\",131,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1812\\\"\\u003eApril Fools Day Contest 2023\\u003c/a\\u003e\"],\"CodeForces-1145E\":[\"Fourier Doodles\",412,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1145\\\"\\u003eApril Fools Day Contest 2019\\u003c/a\\u003e\"],\"CodeForces-1331C\":[\"...And after happily lived ever they\",3182,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1331\\\"\\u003eApril Fools Day Contest 2020\\u003c/a\\u003e\"],\"CodeForces-1812I\":[\"Mountain Climber\",251,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1812\\\"\\u003eApril Fools Day Contest 2023\\u003c/a\\u003e\"],\"CodeForces-1331H\":[\"It\\u0027s showtime\",621,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/1331\\\"\\u003eApril Fools Day Contest 2020\\u003c/a\\u003e\"],\"CodeForces-784B\":[\"Kids\\u0027 Riddle\",878,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/784\\\"\\u003eApril Fools Contest 2017\\u003c/a\\u003e\"],\"CodeForces-784A\":[\"Numbers Joke\",3217,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/784\\\"\\u003eApril Fools Contest 2017\\u003c/a\\u003e\"],\"CodeForces-784D\":[\"Touchy-Feely Palindromes\",432,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/784\\\"\\u003eApril Fools Contest 2017\\u003c/a\\u003e\"],\"CodeForces-784C\":[\"INTERCALC\",686,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/784\\\"\\u003eApril Fools Contest 2017\\u003c/a\\u003e\"],\"CodeForces-784F\":[\"Crunching Numbers Just for You\",1017,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/784\\\"\\u003eApril Fools Contest 2017\\u003c/a\\u003e\"],\"CodeForces-784E\":[\"Twisted Circuit\",1966,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/784\\\"\\u003eApril Fools Contest 2017\\u003c/a\\u003e\"],\"CodeForces-784G\":[\"BF Calculator\",773,\"\\u003ca style\\u003d\\\"color: black\\\" href\\u003d\\\"https://codeforces.com/contest/784\\\"\\u003eApril Fools Contest 2017\\u003c/a\\u003e\"]}","joined":false,"groups":{}},"managingGroups":{},"author":"zby0327","updateTime":1702322409000,"title":"April Fool\u0027s contests","dislikeCnt":0,"content":"~~ **题目有错或缺少敬请指出** ~~\n# 2023\n\n[problem:CodeForces-1812A][problem:CodeForces-1812B][problem:CodeForces-1812C][problem:CodeForces-1812D][problem:CodeForces-1812E][problem:CodeForces-1812F][problem:CodeForces-1812G][problem:CodeForces-1812H][problem:CodeForces-1812I][problem:CodeForces-1812J]\n\n# 2022\n[problem:CodeForces-1663A][problem:CodeForces-1663B][problem:CodeForces-1663C][problem:CodeForces-1663D][problem:CodeForces-1663E][problem:CodeForces-1663F][problem:CodeForces-1663G][problem:CodeForces-1663H]\n\n\n# 2021\n\n[problem:CodeForces-1505A][problem:CodeForces-1505B][problem:CodeForces-1505C][problem:CodeForces-1505D][problem:CodeForces-1505E][problem:CodeForces-1505F][problem:CodeForces-1505G][problem:CodeForces-1505H][problem:CodeForces-1505I]\n\n# 2020\n\n[problem:CodeForces-1331A][problem:CodeForces-1331B][problem:CodeForces-1331C][problem:CodeForces-1331D][problem:CodeForces-1331E][problem:CodeForces-1331F][problem:CodeForces-1331G][problem:CodeForces-1331H]\n\n# 2019\n\n[problem:CodeForces-1145A][problem:CodeForces-1145B][problem:CodeForces-1145C][problem:CodeForces-1145D][problem:CodeForces-1145E][problem:CodeForces-1145F][problem:CodeForces-1145G]\n\n# 2018\n\n[problem:CodeForces-952A][problem:CodeForces-952B][problem:CodeForces-952C][problem:CodeForces-952D][problem:CodeForces-952E][problem:CodeForces-952F][problem:CodeForces-952G]\n\n# 2017\n\n[problem:CodeForces-784A][problem:CodeForces-784B][problem:CodeForces-784C][problem:CodeForces-784D][problem:CodeForces-784E][problem:CodeForces-784F][problem:CodeForces-784G]","threadId":177920,"likeCnt":1,"createTime":1702319062000,"isWorkbook":true,"viewCnt":160,"openness":2,"fav":false,"id":4371,"trustable":false}