ID 题目 显示标签 隐藏标签 AC / 尝试 难度
165 P1631B   Fun with Even Subarrays 0 / 0 (无)
164 P1632A   ABC 0 / 0 (无)
163 P1632B   Roof Construction 0 / 0 (无)
162 P1632C   Strange Test 0 / 0 (无)
161 P1632D   New Year Concert 0 / 0 (无)
160 P1632E1   Distance Tree (easy version) 0 / 0 (无)
159 P1632E2   Distance Tree (hard version) 0 / 0 (无)
158 P1633A   Div 0 / 0 (无)
157 P1633B   Minority 0 / 0 (无)
156 P1633C   Kill the Monster 0 / 0 (无)
155 P1633D   Make Them Equal 0 / 0 (无)
154 P1633E   Spanning Tree Queries 0 / 0 (无)
153 P1633F   Perfect Matching 0 / 0 (无)
152 P1634A   Reverse and Concatenate 0 / 0 (无)
151 P1634B   Fortune Telling 0 / 0 (无)
150 P1634C   OKEA 0 / 0 (无)
149 P1634D   Finding Zero 0 / 0 (无)
148 P1634E   Fair Share 0 / 0 (无)
147 P1634F   Fibonacci Additions 0 / 0 (无)
146 P1635A   Min Or Sum 0 / 0 (无)
145 P1635B   Avoid Local Maximums 0 / 0 (无)
144 P1635C   Differential Sorting 0 / 0 (无)
143 P1635D   Infinite Set 0 / 0 (无)
142 P1635E   Cars 0 / 0 (无)
141 P1635F   Closest Pair 0 / 0 (无)
140 P1637A   Sorting Parts 0 / 0 (无)
139 P1637B   MEX and Array 0 / 0 (无)
138 P1637C   Andrew and Stones 0 / 0 (无)
137 P1637D   Yet Another Minimization Problem 0 / 0 (无)
136 P1637E   Best Pair 0 / 0 (无)
135 P1637F   Towers 0 / 0 (无)
134 P1637G   Birthday 0 / 0 (无)
133 P1637H   Minimize Inversions Number 0 / 0 (无)
132 P1638A   Reverse 0 / 0 (无)
131 P1638B   Odd Swap Sort 0 / 0 (无)
130 P1638C   Inversion Graph 0 / 0 (无)
129 P1638D   Big Brush 0 / 0 (无)
128 P1638E   Colorful Operations 0 / 0 (无)
127 P1638F   Two Posters 0 / 0 (无)
126 P1639A   Treasure Hunt 0 / 0 (无)
125 P1639B   Treasure Hunt 0 / 0 (无)
124 P1639C   Treasure Hunt 0 / 0 (无)
123 P1639D   Treasure Hunt 0 / 0 (无)
122 P1639E   Treasure Hunt 0 / 0 (无)
121 P1639F   Treasure Hunt 0 / 0 (无)
120 P1639G   Treasure Hunt 0 / 0 (无)
119 P1639H   Treasure Hunt 0 / 0 (无)
118 P1639I   Treasure Hunt 0 / 0 (无)
117 P1639J   Treasure Hunt 0 / 0 (无)
116 P1639K   Treasure Hunt 0 / 0 (无)
115 P1641A   Great Sequence 0 / 0 (无)
114 P1641B   Repetitions Decoding 0 / 0 (无)
113 P1641C   Anonymity Is Important 0 / 0 (无)
112 P1641D   Two Arrays 0 / 0 (无)
111 P1641E   Special Positions 0 / 0 (无)
110 P1641F   Covering Circle 0 / 0 (无)
109 P1642A   Hard Way 0 / 0 (无)
108 P1642B   Power Walking 0 / 0 (无)
107 P1644A   Doors and Keys 0 / 0 (无)
106 P1644B   Anti-Fibonacci Permutation 0 / 0 (无)
105 P1644C   Increase Subarray Sums 0 / 0 (无)
104 P1644D   Cross Coloring 0 / 0 (无)
103 P1644E   Expand the Path 0 / 0 (无)
102 P1644F   Basis 0 / 0 (无)
101 P1646A   Square Counting 0 / 0 (无)
100 P1646B   Quality vs Quantity 0 / 0 (无)
99 P1646C   Factorials and Powers of Two 0 / 0 (无)
98 P1646D   Weight the Tree 0 / 0 (无)
97 P1646E   Power Board 0 / 0 (无)
96 P1646F   Playing Around the Table 0 / 0 (无)
95 P1647A   Madoka and Math Dad 0 / 0 (无)
94 P1647B   Madoka and the Elegant Gift 0 / 0 (无)
93 P1647C   Madoka and Childish Pranks 0 / 0 (无)
92 P1647D   Madoka and the Best School in Russia 0 / 0 (无)
91 P1647E   Madoka and the Sixth-graders 0 / 0 (无)
90 P1647F   Madoka and Laziness 0 / 0 (无)
89 P1648A   Weird Sum 0 / 0 (无)
88 P1648B   Integral Array 0 / 0 (无)
87 P1648C   Tyler and Strings 0 / 0 (无)
86 P1648D   Serious Business 0 / 0 (无)
85 P1648E   Air Reform 0 / 0 (无)
84 P1648F   Two Avenues 0 / 0 (无)
83 P1649A   Game 0 / 0 (无)
82 P1649B   Game of Ball Passing 0 / 0 (无)
81 P1650A   Deletions of Two Adjacent Letters 0 / 0 (无)
80 P1650B   DIV + MOD 0 / 0 (无)
79 P1650C   Weight of the System of Nested Segments 0 / 0 (无)
78 P1650D   Twist the Permutation 0 / 0 (无)
77 P1650E   Rescheduling the Exam 0 / 0 (无)
76 P1650F   Vitaly and Advanced Useless Algorithms 0 / 0 (无)
75 P1650G   Counting Shortcuts 0 / 0 (无)
74 P1651A   Playoff 0 / 0 (无)
73 P1651B   Prove Him Wrong 0 / 0 (无)
72 P1651C   Fault-tolerant Network 0 / 0 (无)
71 P1651D   Nearest Excluded Points 0 / 0 (无)
70 P1651E   Sum of Matchings 0 / 0 (无)
69 P1651F   Tower Defense 0 / 0 (无)
68 P1654A   Maximum Cake Tastiness 0 / 0 (无)
67 P1654B   Prefix Removals 0 / 0 (无)
66 P1654C   Alice and the Cake 0 / 0 (无)

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