|
|
1730 |
P1548B Integers Have Friends
|
0 / 0 |
普及
|
|
|
1729 |
P1548C The Three Little Pigs
|
0 / 0 |
NOI
|
|
|
1728 |
P1548D1 Gregor and the Odd Cows (Easy)
|
0 / 0 |
省选
|
|
|
1727 |
P1548D2 Gregor and the Odd Cows (Hard)
|
0 / 0 |
CTSC
|
|
|
1726 |
P1548E Gregor and the Two Painters
|
0 / 0 |
CTSC
|
|
|
1725 |
P1549A Gregor and Cryptography
|
0 / 0 |
普及-
|
|
|
1723 |
P1550A Find The Array
|
0 / 0 |
普及-
|
|
|
1722 |
P1550B Maximum Cost Deletion
|
0 / 0 |
普及-
|
|
|
1720 |
P1550D Excellent Arrays
|
0 / 0 |
省选
|
|
|
1717 |
P1551A Polycarp and Coins
|
0 / 0 |
普及-
|
|
|
1713 |
P1551D1 Domino (easy version)
|
0 / 0 |
普及
|
|
|
1712 |
P1551D2 Domino (hard version)
|
0 / 0 |
提高
|
|
|
1706 |
P1552D Array Differentiation
|
0 / 0 |
普及
|
|
|
1701 |
P1552I Organizing a Music Festival
|
0 / 0 |
CTSC
|
|
|
1700 |
P1553A Digits Sum
|
0 / 0 |
普及-
|
|
|
1696 |
P1553E Permutation Shift
|
0 / 0 |
提高
|
|
|
1695 |
P1553F Pairwise Modulo
|
0 / 0 |
省选
|
|
|
1694 |
P1553G Common Divisor Graph
|
0 / 0 |
CTSC
|
|
|
1692 |
P1553I Stairs
|
0 / 0 |
CTSC
|
|
|
1690 |
P1554B Cobb
|
0 / 0 |
普及
|
|
|
1687 |
P1554E You
|
0 / 0 |
CTSC
|
|
|
1686 |
P1555A PizzaForces
|
0 / 0 |
普及-
|
|
|
1680 |
P1556A A Variety of Operations
|
0 / 0 |
普及-
|
|
|
1677 |
P1556D Take a Guess
|
0 / 0 |
普及
|
|
|
1675 |
P1556F Sports Betting
|
0 / 0 |
NOI
|
|
|
1673 |
P1556H DIY Tree
|
0 / 0 |
CTSC
|
|
|
1672 |
P1557A Ezzat and Two Subsequences
|
0 / 0 |
普及-
|
|
|
1670 |
P1557C Moamen and XOR
|
0 / 0 |
普及
|
|
|
1667 |
P1558A Charmed by the Game
|
0 / 0 |
普及-
|
|
|
1666 |
P1558B Up the Strip
|
0 / 0 |
普及
|
|
|
1661 |
P1559A Mocha and Math
|
0 / 0 |
普及-
|
|
|
1656 |
P1559E Mocha and Stars
|
0 / 0 |
省选
|
|
|
1654 |
P1560B Who's Opposite?
|
0 / 0 |
普及-
|
|
|
1653 |
P1560C Infinity Table
|
0 / 0 |
普及-
|
|
|
1652 |
P1560D Make a Power of Two
|
0 / 0 |
普及-
|
|
|
1646 |
P1561D1 Up the Strip (simplified version)
|
0 / 0 |
普及
|
|
|
1645 |
P1562A The Miracle and the Sleeper
|
0 / 0 |
普及-
|
|
|
1644 |
P1562B Scenes From a Memory
|
0 / 0 |
普及-
|
|
|
1643 |
P1562C Rings
|
0 / 0 |
普及
|
|
|
1642 |
P1562D1 Two Hundred Twenty One (easy version)
|
0 / 0 |
普及
|
|
|
1641 |
P1562D2 Two Hundred Twenty One (hard version)
|
0 / 0 |
省选
|
|
|
1639 |
P1562F Tubular Bells
|
0 / 0 |
CTSC
|
|
|
1638 |
P1566A Median Maximization
|
0 / 0 |
普及-
|
|
|
1630 |
P1566H Xor-quiz
|
0 / 0 |
CTSC
|
|
|
1627 |
P1567C Carrying Conundrum
|
0 / 0 |
普及
|
|
|
1626 |
P1567D Expression Evaluation Error
|
0 / 0 |
提高
|
|
|
1625 |
P1567E Non-Decreasing Dilemma
|
0 / 0 |
省选
|
|
|
1621 |
P1569C Jury Meeting
|
0 / 0 |
普及
|
|
|
1616 |
P1571B Epic Novel
|
0 / 0 |
普及-
|
|
|
1614 |
P1571D Sweepstake
|
0 / 0 |
普及
|
|
|
1600 |
P1573B Swaps
|
0 / 0 |
普及-
|
|
|
1598 |
P1574B Combinatorics Homework
|
0 / 0 |
普及-
|
|
|
1595 |
P1574E Coloring
|
0 / 0 |
NOI
|
|
|
1588 |
P1575F Finding Expected Value
|
0 / 0 |
CTSC
|
|
|
1587 |
P1575G GCD Festival
|
0 / 0 |
省选
|
|
|
1583 |
P1575K Knitting Batik
|
0 / 0 |
省选
|
|
|
1575 |
P1578E Easy Scheduling
|
0 / 0 |
普及-
|
|
|
1573 |
P1578G Game of Chance
|
0 / 0 |
CTSC
|
|
|
1566 |
P1579A Casimir's String Solitaire
|
0 / 0 |
普及-
|
|
|
1562 |
P1579E1 Permutation Minimization by Deque
|
0 / 0 |
普及-
|
|
|
1560 |
P1579F Array Stabilization (AND version)
|
0 / 0 |
普及
|
|
|
1553 |
P1580F Problems for Codeforces
|
0 / 0 |
CTSC
|
|
|
1552 |
P1581A CQXYM Count Permutations
|
0 / 0 |
普及-
|
|
|
1551 |
P1581B Diameter of Graph
|
0 / 0 |
普及-
|
|
|
1550 |
P1582A Luntik and Concerts
|
0 / 0 |
普及-
|
|
|
1549 |
P1582B Luntik and Subsequences
|
0 / 0 |
普及-
|
|
|
1547 |
P1582D Vupsen, Pupsen and 0
|
0 / 0 |
普及
|
|
|
1546 |
P1582E Pchelyonok and Segments
|
0 / 0 |
提高
|
|
|
1542 |
P1583A Windblume Ode
|
0 / 0 |
普及-
|
|
|
1536 |
P1583G Omkar and Time Travel
|
0 / 0 |
CTSC
|
|
|
1534 |
P1584A Mathematical Addition
|
0 / 0 |
普及-
|
|
|
1533 |
P1584B Coloring Rectangles
|
0 / 0 |
普及-
|
|
|
1532 |
P1584C Two Arrays
|
0 / 0 |
普及-
|
|
|
1531 |
P1584D Guess the Permutation
|
0 / 0 |
提高
|
|
|
1524 |
P1585D Yet Another Sorting Problem
|
0 / 0 |
普及
|
|
|
1522 |
P1585F Non-equal Neighbours
|
0 / 0 |
NOI
|
|
|
1520 |
P1586I Omkar and Mosaic
|
0 / 0 |
CTSC
|
|
|
1518 |
P1592A Gamer Hemose
|
0 / 0 |
普及-
|
|
|
1517 |
P1592B Hemose Shopping
|
0 / 0 |
普及-
|
|
|
1515 |
P1592D Hemose in ICPC ?
|
0 / 0 |
省选
|
|
|
1514 |
P1592E Bored Bakry
|
0 / 0 |
NOI
|
|
|
1511 |
P1593A Elections
|
0 / 0 |
普及-
|
|
|
1510 |
P1593B Make it Divisible by 25
|
0 / 0 |
普及-
|
|
|
1508 |
P1593D1 All are Same
|
0 / 0 |
普及-
|
|
|
1507 |
P1593D2 Half of Same
|
0 / 0 |
普及
|
|
|
1505 |
P1593F Red-Black Number
|
0 / 0 |
提高
|
|
|
1503 |
P1594A Consecutive Sum Riddle
|
0 / 0 |
普及-
|
|
|
1502 |
P1594B Special Numbers
|
0 / 0 |
普及-
|
|
|
1501 |
P1594C Make Them Equal
|
0 / 0 |
普及-
|
|
|
1499 |
P1594E1 Rubik's Cube Coloring (easy version)
|
0 / 0 |
普及-
|
|
|
1498 |
P1594E2 Rubik's Cube Coloring (hard version)
|
0 / 0 |
省选
|
|
|
1497 |
P1594F Ideal Farm
|
0 / 0 |
NOI
|
|
|
1494 |
P1598C Delete Two Elements
|
0 / 0 |
普及-
|
|
|
1493 |
P1598D Training Session
|
0 / 0 |
普及
|
|
|
1492 |
P1598E Staircases
|
0 / 0 |
提高
|
|
|
1490 |
P1598G The Sum of Good Numbers
|
0 / 0 |
CTSC
|
|
|
1487 |
P1599C Bubble Strike
|
0 / 0 |
提高
|
|
|
1483 |
P1599G Shortest path
|
0 / 0 |
CTSC
|
|
|
1482 |
P1599H Hidden Fortress
|
0 / 0 |
提高
|
|
|
1478 |
P1600F Party Organization
|
0 / 0 |
省选
|
