|
|
3975 |
P1109C Sasha and a Patient Friend
|
0 / 0 |
CTSC
|
|
|
3974 |
P1109D Sasha and Interesting Fact from Graph Theory
|
0 / 0 |
NOI
|
|
|
3973 |
P1109E Sasha and a Very Easy Test
|
0 / 0 |
CTSC
|
|
|
3972 |
P1109F Sasha and Algorithm of Silence's Sounds
|
0 / 0 |
CTSC
|
|
|
3971 |
P1110A Parity
|
0 / 0 |
普及-
|
|
|
3970 |
P1110B Tape
|
0 / 0 |
普及-
|
|
|
3969 |
P1110C Meaningless Operations
|
0 / 0 |
普及
|
|
|
3968 |
P1110D Jongmah
|
0 / 0 |
省选
|
|
|
3967 |
P1110E Magic Stones
|
0 / 0 |
省选
|
|
|
3966 |
P1110F Nearest Leaf
|
0 / 0 |
CTSC
|
|
|
3965 |
P1110G Tree-Tac-Toe
|
0 / 0 |
CTSC
|
|
|
3964 |
P1110H Modest Substrings
|
0 / 0 |
CTSC
|
|
|
3963 |
P1111A Superhero Transformation
|
0 / 0 |
普及-
|
|
|
3962 |
P1111B Average Superhero Gang Power
|
0 / 0 |
普及
|
|
|
3961 |
P1111C Creative Snap
|
0 / 0 |
普及
|
|
|
3960 |
P1111D Destroy the Colony
|
0 / 0 |
CTSC
|
|
|
3959 |
P1111E Tree
|
0 / 0 |
NOI
|
|
|
3958 |
P1113A Sasha and His Trip
|
0 / 0 |
普及-
|
|
|
3957 |
P1113B Sasha and Magnetic Machines
|
0 / 0 |
普及-
|
|
|
3956 |
P1114A Got Any Grapes?
|
0 / 0 |
普及-
|
|
|
3955 |
P1114B Yet Another Array Partitioning Task
|
0 / 0 |
普及
|
|
|
3954 |
P1114C Trailing Loves (or L'oeufs?)
|
0 / 0 |
普及
|
|
|
3953 |
P1114D Flood Fill
|
0 / 0 |
普及
|
|
|
3952 |
P1114E Arithmetic Progression
|
0 / 0 |
省选
|
|
|
3951 |
P1114F Please, another Queries on Array?
|
0 / 0 |
NOI
|
|
|
3950 |
P1115G1 AND oracle
|
0 / 0 |
普及-
|
|
|
3949 |
P1115G2 OR oracle
|
0 / 0 |
普及
|
|
|
3948 |
P1115G3 Palindrome checker oracle
|
0 / 0 |
普及
|
|
|
3947 |
P1115U1 Anti-diagonal unitary
|
0 / 0 |
普及
|
|
|
3946 |
P1115U2 Chessboard unitary
|
0 / 0 |
普及
|
|
|
3945 |
P1115U3 Block unitary
|
0 / 0 |
普及
|
|
|
3944 |
P1116A1 Generate state |00⟩ + |01⟩ + |10⟩
|
0 / 0 |
暂无评定
|
|
|
3943 |
P1116A2 Generate equal superposition of four basis states
|
0 / 0 |
暂无评定
|
|
|
3942 |
P1116B1 Distinguish three-qubit states
|
0 / 0 |
暂无评定
|
|
|
3941 |
P1116B2 Not A, not B or not C?
|
0 / 0 |
暂无评定
|
|
|
3940 |
P1116C1 Alternating bits oracle
|
0 / 0 |
暂无评定
|
|
|
3939 |
P1116C2 "Is the bit string periodic?" oracle
|
0 / 0 |
暂无评定
|
|
|
3938 |
P1116C3 "Is the number of ones divisible by 3?" oracle
|
0 / 0 |
暂无评定
|
|
|
3937 |
P1116D1 Block diagonal matrix
|
0 / 0 |
暂无评定
|
|
|
3936 |
P1116D2 Pattern of increasing blocks
|
0 / 0 |
暂无评定
|
|
|
3935 |
P1116D3 X-wing fighter
|
0 / 0 |
暂无评定
|
|
|
3934 |
P1116D4 TIE fighter
|
0 / 0 |
暂无评定
|
|
|
3933 |
P1116D5 Creeper
|
0 / 0 |
暂无评定
|
|
|
3932 |
P1116D6 Hessenberg matrix
|
0 / 0 |
暂无评定
|
|
|
3931 |
P1117A Best Subsegment
|
0 / 0 |
普及-
|
|
|
3930 |
P1117B Emotes
|
0 / 0 |
普及-
|
|
|
3929 |
P1117C Magic Ship
|
0 / 0 |
普及
|
|
|
3928 |
P1117D Magic Gems
|
0 / 0 |
提高
|
|
|
3927 |
P1117E Decypher the String
|
0 / 0 |
省选
|
|
|
3926 |
P1117F Crisp String
|
0 / 0 |
NOI
|
|
|
3925 |
P1117G Recursive Queries
|
0 / 0 |
NOI
|
|
|
3924 |
P1118A Water Buying
|
0 / 0 |
普及-
|
|
|
3923 |
P1118B Tanya and Candies
|
0 / 0 |
普及-
|
|
|
3922 |
P1118C Palindromic Matrix
|
0 / 0 |
普及
|
|
|
3921 |
P1118D1 Coffee and Coursework (Easy version)
|
0 / 0 |
普及
|
|
|
3920 |
P1118D2 Coffee and Coursework (Hard Version)
|
0 / 0 |
普及
|
|
|
3919 |
P1118E Yet Another Ball Problem
|
0 / 0 |
普及
|
|
|
3918 |
P1118F1 Tree Cutting (Easy Version)
|
0 / 0 |
普及
|
|
|
3917 |
P1118F2 Tree Cutting (Hard Version)
|
0 / 0 |
CTSC
|
|
|
3916 |
P1119A Ilya and a Colorful Walk
|
0 / 0 |
普及-
|
|
|
3915 |
P1119B Alyona and a Narrow Fridge
|
0 / 0 |
普及-
|
|
|
3914 |
P1119C Ramesses and Corner Inversion
|
0 / 0 |
普及
|
|
|
3913 |
P1119D Frets On Fire
|
0 / 0 |
普及
|
|
|
3912 |
P1119E Pavel and Triangles
|
0 / 0 |
普及
|
|
|
3911 |
P1119F Niyaz and Small Degrees
|
0 / 0 |
CTSC
|
|
|
3910 |
P1119G Get Ready for the Battle
|
0 / 0 |
CTSC
|
|
|
3909 |
P1119H Triple
|
0 / 0 |
CTSC
|
|
|
3908 |
P1120A Diana and Liana
|
0 / 0 |
普及
|
|
|
3907 |
P1120B Once in a casino
|
0 / 0 |
CTSC
|
|
|
3906 |
P1120C Compress String
|
0 / 0 |
提高
|
|
|
3905 |
P1120D Power Tree
|
0 / 0 |
NOI
|
|
|
3904 |
P1120E The very same Munchhausen
|
0 / 0 |
CTSC
|
|
|
3903 |
P1120F Secret Letters
|
0 / 0 |
CTSC
|
|
|
3902 |
P1121A Technogoblet of Fire
|
0 / 0 |
普及-
|
|
|
3901 |
P1121B Mike and Children
|
0 / 0 |
普及-
|
|
|
3900 |
P1121C System Testing
|
0 / 0 |
普及
|
|
|
3899 |
P1129A1 Toy Train (Simplified)
|
0 / 0 |
普及
|
|
|
3898 |
P1129A2 Toy Train
|
0 / 0 |
普及
|
|
|
3897 |
P1129B Wrong Answer
|
0 / 0 |
提高
|
|
|
3896 |
P1129C Morse Code
|
0 / 0 |
NOI
|
|
|
3895 |
P1129D Isolation
|
0 / 0 |
CTSC
|
|
|
3894 |
P1129E Legendary Tree
|
0 / 0 |
CTSC
|
|
|
3893 |
P1130A Be Positive
|
0 / 0 |
普及-
|
|
|
3892 |
P1130B Two Cakes
|
0 / 0 |
普及-
|
|
|
3891 |
P1130C Connect
|
0 / 0 |
普及-
|
|
|
3890 |
P1131A Sea Battle
|
0 / 0 |
普及-
|
|
|
3889 |
P1131B Draw!
|
0 / 0 |
普及-
|
|
|
3888 |
P1131C Birthday
|
0 / 0 |
普及-
|
|
|
3887 |
P1131D Gourmet choice
|
0 / 0 |
提高
|
|
|
3886 |
P1131E String Multiplication
|
0 / 0 |
省选
|
|
|
3885 |
P1131F Asya And Kittens
|
0 / 0 |
普及
|
|
|
3884 |
P1131G Most Dangerous Shark
|
0 / 0 |
CTSC
|
|
|
3883 |
P1132A Regular Bracket Sequence
|
0 / 0 |
普及-
|
|
|
3882 |
P1132B Discounts
|
0 / 0 |
普及-
|
|
|
3881 |
P1132C Painting the Fence
|
0 / 0 |
普及
|
|
|
3880 |
P1132D Stressful Training
|
0 / 0 |
省选
|
|
|
3879 |
P1132E Knapsack
|
0 / 0 |
省选
|
|
|
3878 |
P1132F Clear the String
|
0 / 0 |
提高
|
|
|
3877 |
P1132G Greedy Subsequences
|
0 / 0 |
NOI
|
|
|
3876 |
P1133A Middle of the Contest
|
0 / 0 |
普及-
|
