|
1991 |
P1227E Arson In Berland Forest
|
0 / 0 |
(无) |
|
1984 |
P1228D Complete Tripartite
|
0 / 0 |
(无) |
|
1965 |
P1236F Alice and the Cactus
|
0 / 0 |
(无) |
|
1950 |
P1238F The Maximum Subtree
|
0 / 0 |
(无) |
|
1945 |
P1239D Catowice City
|
0 / 0 |
(无) |
|
1943 |
P1239F Swiper, no swiping!
|
0 / 0 |
(无) |
|
1942 |
P1240F Football
|
0 / 0 |
(无) |
|
1940 |
P1242B 0-1 MST
|
0 / 0 |
(无) |
|
1939 |
P1242C Sum Balance
|
0 / 0 |
(无) |
|
1937 |
P1242E Planar Perimeter
|
0 / 0 |
(无) |
|
1930 |
P1244D Paint the Tree
|
0 / 0 |
(无) |
|
1923 |
P1245D Shichikuji and Power Grid
|
0 / 0 |
(无) |
|
1903 |
P1250E The Coronation
|
0 / 0 |
(无) |
|
1897 |
P1250K Projectors
|
0 / 0 |
(无) |
|
1894 |
P1250N Wires
|
0 / 0 |
(无) |
|
1875 |
P1252L Road Construction
|
0 / 0 |
(无) |
|
1871 |
P1253D Harmonious Graph
|
0 / 0 |
(无) |
|
1869 |
P1253F Cheap Robot
|
0 / 0 |
(无) |
|
1861 |
P1255B Fridge Lockers
|
0 / 0 |
(无) |
|
1836 |
P1263D Secret Passwords
|
0 / 0 |
(无) |
|
1834 |
P1263F Economic Difficulties
|
0 / 0 |
(无) |
|
1820 |
P1266D Decreasing Debts
|
0 / 0 |
(无) |
|
1818 |
P1266F Almost Same Distance
|
0 / 0 |
(无) |
|
1816 |
P1266H Red-Blue Graph
|
0 / 0 |
(无) |
|
1800 |
P1268D Invertation in Tournament
|
0 / 0 |
(无) |
|
1790 |
P1270G Subset with Zero Sum
|
0 / 0 |
(无) |
|
1777 |
P1272E Nearest Opposite Parity
|
0 / 0 |
(无) |
|
1766 |
P1276B Two Fairs
|
0 / 0 |
(无) |
|
1755 |
P1278D Segment Tree
|
0 / 0 |
(无) |
|
1744 |
P1280C Jeremy Bearimy
|
0 / 0 |
(无) |
|
1733 |
P1282E The Cake Is a Lie
|
0 / 0 |
(无) |
|
1729 |
P1283D Christmas Trees
|
0 / 0 |
(无) |
|
1721 |
P1284F New Year and Social Network
|
0 / 0 |
(无) |
|
1720 |
P1284G Seollal
|
0 / 0 |
(无) |
|
1715 |
P1285E Delete a Segment
|
0 / 0 |
(无) |
|
1712 |
P1286B Numbers on Tree
|
0 / 0 |
(无) |
|
1696 |
P1290C Prefix Enlightenment
|
0 / 0 |
(无) |
|
1695 |
P1290D Coffee Varieties (hard version)
|
0 / 0 |
(无) |
|
1690 |
P1291F Coffee Varieties (easy version)
|
0 / 0 |
(无) |
|
1686 |
P1292D Chaotic V.
|
0 / 0 |
(无) |
|
1665 |
P1296E1 String Coloring (easy version)
|
0 / 0 |
(无) |
|
1650 |
P1299D Around the World
|
0 / 0 |
(无) |
|
1643 |
P1301D Time to Run
|
0 / 0 |
(无) |
|
1641 |
P1301F Super Jaber
|
0 / 0 |
(无) |
|
1620 |
P1304D Shortest and Longest LIS
|
0 / 0 |
(无) |
|
1610 |
P1305G Kuroni and Antihype
|
0 / 0 |
(无) |
|
1605 |
P1307D Cow and Fields
|
0 / 0 |
(无) |
|
1602 |
P1307G Cow and Exercise
|
0 / 0 |
(无) |
|
1598 |
P1310D Tourism
|
0 / 0 |
(无) |
|
1570 |
P1316D Nash Matrix
|
0 / 0 |
(无) |