ID Problem Show tags Hide tags AC / Tried Difficulty
16 P1644E   Expand the Path 0 / 0 (None)
11 P1646D   Weight the Tree 0 / 0 (None)
9 P1646F   Playing Around the Table 0 / 0 (None)
7611 P1647A   Madoka and Math Dad 0 / 0 (None)
7610 P1647B   Madoka and the Elegant Gift 0 / 0 (None)
6 P1648C   Tyler and Strings 0 / 0 (None)
4 P1648E   Air Reform 0 / 0 (None)
2 P1649A   Game 0 / 0 (None)
1 P1649B   Game of Ball Passing 0 / 0 (None)
5217 P1650A   Deletions of Two Adjacent Letters 0 / 0 (None)
5215 P1650C   Weight of the System of Nested Segments 0 / 0 (None)
5213 P1650E   Rescheduling the Exam 0 / 0 (None)
7605 P1651A   Playoff 0 / 0 (None)
7603 P1651C   Fault-tolerant Network 0 / 0 (None)
7601 P1651E   Sum of Matchings 0 / 0 (None)
7625 P1654A   Maximum Cake Tastiness 0 / 0 (None)
7623 P1654C   Alice and the Cake 0 / 0 (None)
7612 P1657F   Words on Tree 0 / 0 (None)
7724 P1676A   Lucky? 0 / 0 (None)
7722 P1676C   Most Similar Words 0 / 0 (None)

Categories

Lucky

Pick a problem randomly based on the current filter.