|
|
6989 |
P409H A + B Strikes Back
|
0 / 0 |
普及
|
|
|
6988 |
P409I Feed the Golorp
|
0 / 0 |
NOI
|
|
|
6987 |
P411A Password Check
|
0 / 0 |
普及-
|
|
|
6986 |
P411B Multi-core Processor
|
0 / 0 |
普及
|
|
|
6985 |
P411C Kicker
|
0 / 0 |
普及
|
|
|
6984 |
P412A Poster
|
0 / 0 |
普及-
|
|
|
6983 |
P412B Network Configuration
|
0 / 0 |
普及-
|
|
|
6982 |
P412C Pattern
|
0 / 0 |
普及-
|
|
|
6981 |
P412D Giving Awards
|
0 / 0 |
提高
|
|
|
6980 |
P412E E-mail Addresses
|
0 / 0 |
普及
|
|
|
6979 |
P413A Data Recovery
|
0 / 0 |
普及-
|
|
|
6978 |
P413B Spyke Chatting
|
0 / 0 |
普及-
|
|
|
6977 |
P413C Jeopardy!
|
0 / 0 |
普及-
|
|
|
6976 |
P413D 2048
|
0 / 0 |
提高
|
|
|
6975 |
P413E Maze 2D
|
0 / 0 |
省选
|
|
|
6974 |
P414A Mashmokh and Numbers
|
0 / 0 |
普及
|
|
|
6973 |
P414B Mashmokh and ACM
|
0 / 0 |
普及-
|
|
|
6972 |
P414C Mashmokh and Reverse Operation
|
0 / 0 |
提高
|
|
|
6971 |
P414D Mashmokh and Water Tanks
|
0 / 0 |
省选
|
|
|
6970 |
P414E Mashmokh's Designed Problem
|
0 / 0 |
CTSC
|
|
|
6969 |
P415A Mashmokh and Lights
|
0 / 0 |
普及-
|
|
|
6968 |
P415B Mashmokh and Tokens
|
0 / 0 |
普及
|
|
|
6967 |
P416A Guess a number!
|
0 / 0 |
普及-
|
|
|
6966 |
P416B Art Union
|
0 / 0 |
普及-
|
|
|
6965 |
P416C Booking System
|
0 / 0 |
普及
|
|
|
6964 |
P416D Population Size
|
0 / 0 |
NOI
|
|
|
6963 |
P416E President's Path
|
0 / 0 |
NOI
|
|
|
6962 |
P417A Elimination
|
0 / 0 |
普及
|
|
|
6961 |
P417B Crash
|
0 / 0 |
普及-
|
|
|
6960 |
P417C Football
|
0 / 0 |
普及-
|
|
|
6959 |
P417D Cunning Gena
|
0 / 0 |
普及
|
|
|
6958 |
P417E Square Table
|
0 / 0 |
NOI
|
|
|
6957 |
P418D Big Problems for Organizers
|
0 / 0 |
CTSC
|
|
|
6956 |
P418E Tricky Password
|
0 / 0 |
CTSC
|
|
|
6955 |
P420A Start Up
|
0 / 0 |
普及-
|
|
|
6954 |
P420B Online Meeting
|
0 / 0 |
普及
|
|
|
6953 |
P420C Bug in Code
|
0 / 0 |
普及
|
|
|
6952 |
P420D Cup Trick
|
0 / 0 |
省选
|
|
|
6951 |
P420E Playing the ball
|
0 / 0 |
CTSC
|
|
|
6950 |
P421A Pasha and Hamsters
|
0 / 0 |
普及-
|
|
|
6949 |
P421D Bug in Code
|
0 / 0 |
普及
|
|
|
6948 |
P424A Squats
|
0 / 0 |
普及-
|
|
|
6947 |
P424B Megacity
|
0 / 0 |
普及-
|
|
|
6946 |
P424C Magic Formulas
|
0 / 0 |
普及
|
|
|
6945 |
P424D Biathlon Track
|
0 / 0 |
省选
|
|
|
6944 |
P424E Colored Jenga
|
0 / 0 |
NOI
|
|
|
6943 |
P425A Sereja and Swaps
|
0 / 0 |
普及
|
|
|
6942 |
P425B Sereja and Table
|
0 / 0 |
省选
|
|
|
6941 |
P425C Sereja and Two Sequences
|
0 / 0 |
省选
|
|
|
6940 |
P425D Sereja and Squares
|
0 / 0 |
省选
|
|
|
6939 |
P425E Sereja and Sets
|
0 / 0 |
NOI
|
|
|
6938 |
P426A Sereja and Mugs
|
0 / 0 |
普及-
|
|
|
6937 |
P426B Sereja and Mirroring
|
0 / 0 |
普及-
|
|
|
6936 |
P427A Police Recruits
|
0 / 0 |
普及-
|
|
|
6935 |
P427B Prison Transfer
|
0 / 0 |
普及-
|
|
|
6934 |
P427C Checkposts
|
0 / 0 |
普及
|
|
|
6933 |
P427D Match & Catch
|
0 / 0 |
省选
|
|
|
6932 |
P427E Police Patrol
|
0 / 0 |
提高
|
|
|
6931 |
P429A Xor-tree
|
0 / 0 |
普及-
|
|
|
6930 |
P429B Working out
|
0 / 0 |
普及
|
|
|
6929 |
P429C Guess the Tree
|
0 / 0 |
省选
|
|
|
6928 |
P429D Tricky Function
|
0 / 0 |
省选
|
|
|
6927 |
P429E Points and Segments
|
0 / 0 |
CTSC
|
|
|
6926 |
P430A Points and Segments (easy)
|
0 / 0 |
普及
|
|
|
6925 |
P430B Balls Game
|
0 / 0 |
普及-
|
|
|
6924 |
P431A Black Square
|
0 / 0 |
普及-
|
|
|
6923 |
P431B Shower Line
|
0 / 0 |
普及-
|
|
|
6922 |
P431C k-Tree
|
0 / 0 |
普及
|
|
|
6921 |
P431D Random Task
|
0 / 0 |
提高
|
|
|
6920 |
P431E Chemistry Experiment
|
0 / 0 |
省选
|
|
|
6919 |
P432A Choosing Teams
|
0 / 0 |
普及-
|
|
|
6918 |
P432B Football Kit
|
0 / 0 |
普及-
|
|
|
6917 |
P432C Prime Swaps
|
0 / 0 |
普及
|
|
|
6916 |
P432D Prefixes and Suffixes
|
0 / 0 |
提高
|
|
|
6915 |
P432E Square Tiling
|
0 / 0 |
省选
|
|
|
6914 |
P433A Kitahara Haruki's Gift
|
0 / 0 |
普及-
|
|
|
6913 |
P433B Kuriyama Mirai's Stones
|
0 / 0 |
普及-
|
|
|
6912 |
P433C Ryouko's Memory Note
|
0 / 0 |
普及
|
|
|
6911 |
P433D Nanami's Digital Board
|
0 / 0 |
提高
|
|
|
6910 |
P433E Tachibana Kanade's Tofu
|
0 / 0 |
NOI
|
|
|
6909 |
P434D Nanami's Power Plant
|
0 / 0 |
CTSC
|
|
|
6908 |
P434E Furukawa Nagisa's Tree
|
0 / 0 |
CTSC
|
|
|
6907 |
P435A Queue on Bus Stop
|
0 / 0 |
普及-
|
|
|
6906 |
P435B Pasha Maximizes
|
0 / 0 |
普及-
|
|
|
6905 |
P435C Cardiogram
|
0 / 0 |
普及
|
|
|
6904 |
P435D Special Grid
|
0 / 0 |
提高
|
|
|
6903 |
P435E Special Graph
|
0 / 0 |
NOI
|
|
|
6902 |
P436A Feed with Candy
|
0 / 0 |
普及
|
|
|
6901 |
P436B Om Nom and Spiders
|
0 / 0 |
普及-
|
|
|
6900 |
P436C Dungeons and Candies
|
0 / 0 |
普及
|
|
|
6899 |
P436D Pudding Monsters
|
0 / 0 |
CTSC
|
|
|
6898 |
P436E Cardboard Box
|
0 / 0 |
CTSC
|
|
|
6897 |
P436F Banners
|
0 / 0 |
CTSC
|
|
|
6896 |
P437A The Child and Homework
|
0 / 0 |
普及-
|
|
|
6895 |
P437B The Child and Set
|
0 / 0 |
普及
|
|
|
6894 |
P437C The Child and Toy
|
0 / 0 |
普及-
|
|
|
6893 |
P437D The Child and Zoo
|
0 / 0 |
普及
|
|
|
6892 |
P437E The Child and Polygon
|
0 / 0 |
NOI
|
|
|
6891 |
P438D The Child and Sequence
|
0 / 0 |
省选
|
|
|
6890 |
P438E The Child and Binary Tree
|
0 / 0 |
CTSC
|
