ID Problem Show tags Hide tags AC / Tried Difficulty
7931 P409G  On a plane 0 / 0 8
7930 P409H  A + B Strikes Back 0 / 0 5
7929 P409I  Feed the Golorp 0 / 0 9
7928 P411A  Password Check 0 / 0 3
7927 P411B  Multi-core Processor 0 / 0 5
7926 P411C  Kicker 0 / 0 5
7925 P412A  Poster 0 / 0 3
7924 P412B  Network Configuration 0 / 0 3
7923 P412C  Pattern 0 / 0 4
7922 P412D  Giving Awards 0 / 0 7
7921 P412E  E-mail Addresses 0 / 0 6
7920 P413A  Data Recovery 0 / 0 4
7919 P413B  Spyke Chatting 0 / 0 4
7918 P413C  Jeopardy! 0 / 0 4
7917 P413D  2048 0 / 0 7
7916 P413E  Maze 2D 0 / 0 8
7915 P414A  Mashmokh and Numbers 0 / 0 5
7914 P414B  Mashmokh and ACM 1 / 1 4
7913 P414C  Mashmokh and Reverse Operation 0 / 0 7
7912 P414D  Mashmokh and Water Tanks 0 / 0 8
7911 P414E  Mashmokh's Designed Problem 0 / 0 10
7910 P415A  Mashmokh and Lights 0 / 0 3
7909 P415B  Mashmokh and Tokens 0 / 0 5
7908 P416A  Guess a number! 0 / 0 4
7907 P416B  Art Union 0 / 0 4
7906 P416C  Booking System 0 / 0 5
7905 P416D  Population Size 0 / 0 9
7904 P416E  President's Path 0 / 0 9
7903 P417A  Elimination 0 / 0 5
7902 P417B  Crash 0 / 0 4
7901 P417C  Football 0 / 0 4
7900 P417D  Cunning Gena 0 / 0 6
7899 P417E  Square Table 0 / 0 9
7898 P418D  Big Problems for Organizers 0 / 0 10
7897 P418E  Tricky Password 0 / 0 10
7896 P420A  Start Up 0 / 0 3
7895 P420B  Online Meeting 0 / 0 6
7894 P420C  Bug in Code 0 / 0 6
7893 P420D  Cup Trick 0 / 0 8
7892 P420E  Playing the ball 0 / 0 10
7891 P421A  Pasha and Hamsters 0 / 0 3
7890 P421D  Bug in Code 0 / 0 6
7889 P424A  Squats 0 / 0 3
7888 P424B  Megacity 0 / 0 4
7887 P424C  Magic Formulas 0 / 0 5
7886 P424D  Biathlon Track 0 / 0 8
7885 P424E  Colored Jenga 0 / 0 9
7884 P425A  Sereja and Swaps 0 / 0 5
7883 P425B  Sereja and Table 0 / 0 8
7882 P425C  Sereja and Two Sequences 0 / 0 8
7881 P425D  Sereja and Squares 0 / 0 8
7880 P425E  Sereja and Sets 0 / 0 9
7879 P426A  Sereja and Mugs 0 / 0 3
7878 P426B  Sereja and Mirroring 0 / 0 4
7877 P427A  Police Recruits 0 / 0 3
7876 P427B  Prison Transfer 0 / 0 3
7875 P427C  Checkposts 1 / 1 5
7874 P427D  Match & Catch 0 / 0 8
7873 P427E  Police Patrol 0 / 0 7
7872 P429A  Xor-tree 0 / 0 4
7871 P429B  Working out 0 / 0 5
7870 P429C  Guess the Tree 0 / 0 8
7869 P429D  Tricky Function 0 / 0 8
7868 P429E  Points and Segments 0 / 0 10
7867 P430A  Points and Segments (easy) 0 / 0 5
7866 P430B  Balls Game 0 / 0 4
7865 P431A  Black Square 0 / 0 3
7864 P431B  Shower Line 0 / 0 4
7863 P431C  k-Tree 1 / 1 5
7862 P431D  Random Task 0 / 0 7
7861 P431E  Chemistry Experiment 0 / 0 8
7860 P432A  Choosing Teams 0 / 0 3
7859 P432B  Football Kit 0 / 0 4
7858 P432C  Prime Swaps 0 / 0 6
7857 P432D  Prefixes and Suffixes 0 / 0 7
7856 P432E  Square Tiling 0 / 0 8
7855 P433A  Kitahara Haruki's Gift 0 / 0 3
7854 P433B  Kuriyama Mirai's Stones 0 / 0 4
7853 P433C  Ryouko's Memory Note 0 / 0 6
7852 P433D  Nanami's Digital Board 0 / 0 7
7851 P433E  Tachibana Kanade's Tofu 0 / 0 9
7850 P434D  Nanami's Power Plant 0 / 0 10
7849 P434E  Furukawa Nagisa's Tree 0 / 0 10
7848 P435A  Queue on Bus Stop 0 / 0 3
7847 P435B  Pasha Maximizes 0 / 0 4
7846 P435C  Cardiogram 0 / 0 5
7845 P435D  Special Grid 0 / 0 7
7844 P435E  Special Graph 0 / 0 9
7843 P436A  Feed with Candy 0 / 0 5
7842 P436B  Om Nom and Spiders 0 / 0 4
7841 P436C  Dungeons and Candies 0 / 0 6
7840 P436D  Pudding Monsters 0 / 0 10
7839 P436E  Cardboard Box 0 / 0 10
7838 P436F  Banners 0 / 0 10
7837 P437A  The Child and Homework 0 / 0 4
7836 P437B  The Child and Set 0 / 0 5
7835 P437C  The Child and Toy 2 / 2 4
7834 P437D  The Child and Zoo 0 / 0 6
7833 P437E  The Child and Polygon 0 / 0 9
7832 P438D  The Child and Sequence 0 / 0 8

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