|
501 |
P1491 Pi
|
0 / 0 |
(无) |
|
502 |
P1492 Up and Down Sequences
|
0 / 0 |
(无) |
|
503 |
P1493 Machined Surfaces
|
0 / 0 |
(无) |
|
504 |
P1494 Sunrise
|
0 / 0 |
(无) |
|
505 |
P1495 LED Test
|
0 / 0 |
(无) |
|
506 |
P1496 Word Index
|
0 / 0 |
(无) |
|
507 |
P1497 Molecules
|
0 / 0 |
(无) |
|
508 |
P1498 Matching Meetings
|
0 / 0 |
(无) |
|
509 |
P1499 Supercomputer Selection, The Sequel
|
0 / 0 |
(无) |
|
510 |
P1500 Polygonal Puzzle
|
0 / 0 |
(无) |
|
511 |
P1501 Word-Search Wonder
|
0 / 0 |
(无) |
|
512 |
P1502 MPI Maelstrom
|
0 / 0 |
(无) |
|
513 |
P1503 Integer Inquiry
|
0 / 0 |
(无) |
|
514 |
P1504 Adding Reversed Numbers
|
0 / 0 |
(无) |
|
515 |
P1505 Copying Books
|
0 / 0 |
(无) |
|
516 |
P1506 Substitution Cipher
|
0 / 0 |
(无) |
|
517 |
P1507 Commedia dell' arte
|
0 / 0 |
(无) |
|
518 |
P1508 Skyscraper Floors
|
0 / 0 |
(无) |
|
519 |
P1509 Glass Beads
|
0 / 0 |
(无) |
|
520 |
P1510 Hares and Foxes
|
0 / 0 |
(无) |
|
521 |
P1511 Invitation Cards
|
0 / 0 |
(无) |
|
522 |
P1512 Keeps Going and Going and ...
|
0 / 0 |
(无) |
|
523 |
P1513 Scheduling Lectures
|
0 / 0 |
(无) |
|
524 |
P1514 Metal Cutting
|
0 / 0 |
(无) |
|
525 |
P1515 Street Directions
|
0 / 0 |
(无) |
|
526 |
P1516 Parallel Deadlock
|
0 / 0 |
(无) |
|
527 |
P1517 u Calculate e
|
0 / 0 |
(无) |
|
528 |
P1518 Problem Bee
|
0 / 0 |
(无) |
|
529 |
P1519 Digital Roots
|
0 / 0 |
(无) |
|
530 |
P1520 Scramble Sort
|
0 / 0 |
(无) |
|
531 |
P1521 Entropy
|
0 / 0 |
(无) |
|
532 |
P1522 N-Credible Mazes
|
0 / 0 |
(无) |
|
533 |
P1523 SPF
|
0 / 0 |
(无) |
|
534 |
P1524 Cowculations
|
0 / 0 |
(无) |
|
535 |
P1525 Hi-Q
|
0 / 0 |
(无) |
|
536 |
P1526 Call Forwarding
|
0 / 0 |
(无) |
|
537 |
P1527 Making the Grade
|
0 / 0 |
(无) |
|
538 |
P1528 Perfection
|
0 / 0 |
(无) |
|
539 |
P1529 Shipping Routes
|
0 / 0 |
(无) |
|
540 |
P1530 Slurpys
|
0 / 0 |
(无) |
|
541 |
P1531 Trooper of Bam
|
0 / 0 |
(无) |
|
542 |
P1532 Mixed Numbers
|
0 / 0 |
(无) |
|
543 |
P1533 Mystery
|
0 / 0 |
(无) |
|
544 |
P1534 Terrorist Attack
|
0 / 0 |
(无) |
|
545 |
P1535 Forgetful
|
0 / 0 |
(无) |
|
546 |
P1536 Trains
|
0 / 0 |
(无) |
|
547 |
P1537 Identifying Legal Pascal Real Constants
|
0 / 0 |
(无) |
|
548 |
P1538 Extrapolation Using a Difference Table
|
0 / 0 |
(无) |
|
549 |
P1539 Evaluating Simple C Expressions
|
0 / 0 |
(无) |
|
550 |
P1540 The Finite State Text-Processing
|
0 / 0 |
(无) |
|
551 |
P1541 Dart-a-Mania
|
0 / 0 |
(无) |
|
552 |
P1542 DNA Translation
|
0 / 0 |
(无) |
|
553 |
P1543 Perfect Cubes
|
0 / 0 |
(无) |
|
554 |
P1544 A Puzzling Problem
|
0 / 0 |
(无) |
|
555 |
P1545 Galactic Import
|
0 / 0 |
(无) |
|
556 |
P1546 Basically Speaking
|
0 / 0 |
(无) |
|
557 |
P1547 Clay Bully
|
0 / 0 |
(无) |
|
558 |
P1548 Robots
|
0 / 0 |
(无) |
|
559 |
P1549 Bright Bracelet
|
0 / 0 |
(无) |
|
560 |
P1550 Treadmill
|
0 / 0 |
(无) |
|
561 |
P1551 Data Mining?
|
0 / 0 |
(无) |
|
562 |
P1552 Doubles
|
0 / 0 |
(无) |
|
563 |
P1553 Fax Regions
|
0 / 0 |
(无) |
|
564 |
P1554 Tournament Brackets
|
0 / 0 |
(无) |
|
565 |
P1555 Polynomial Showdown
|
0 / 0 |
(无) |
|
566 |
P1556 The Doors
|
0 / 0 |
(无) |
|
567 |
P1557 Mapmaker
|
0 / 0 |
(无) |
|
568 |
P1558 Board Silly
|
0 / 0 |
(无) |
|
569 |
P1559 Equation Elation
|
0 / 0 |
(无) |
|
570 |
P1560 18 Wheeler Caravans (aka Semigroups)
|
0 / 0 |
(无) |
|
571 |
P1561 Another Puzzling Problem
|
0 / 0 |
(无) |
|
572 |
P1562 Oil Deposits
|
0 / 0 |
(无) |
|
573 |
P1563 The Snail
|
0 / 0 |
(无) |
|
574 |
P1564 Sum It Up
|
0 / 0 |
(无) |
|
575 |
P1565 Skew Binary
|
0 / 0 |
(无) |
|
576 |
P1566 Haiku Review
|
0 / 0 |
(无) |
|
577 |
P1567 WIMP
|
0 / 0 |
(无) |
|
578 |
P1568 Find the Winning Move
|
0 / 0 |
(无) |
|
579 |
P1569 Myacm Triangles
|
0 / 0 |
(无) |
|
580 |
P1570 Exchange Rates
|
0 / 0 |
(无) |
|
581 |
P1571 Loansome Car Buyer
|
0 / 0 |
(无) |
|
582 |
P1572 Automatic Editing
|
0 / 0 |
(无) |
|
583 |
P1573 Robot Motion
|
0 / 0 |
(无) |
|
584 |
P1574 The Triangle Game
|
0 / 0 |
(无) |
|
585 |
P1575 Easier Done Than Said?
|
0 / 0 |
(无) |
|
586 |
P1576 Colorville
|
0 / 0 |
(无) |
|
587 |
P1577 Falling Leaves
|
0 / 0 |
(无) |
|
588 |
P1578 Instruens Fabulam
|
0 / 0 |
(无) |
|
589 |
P1579 Function Run Fun
|
0 / 0 |
(无) |
|
590 |
P1580 String Matching
|
0 / 0 |
(无) |
|
591 |
P1581 A Contesting Decision
|
0 / 0 |
(无) |
|
592 |
P1582 Which Way Do I Go?
|
0 / 0 |
(无) |
|
593 |
P1583 Choose Your Words Carefully
|
0 / 0 |
(无) |
|
594 |
P1584 A Round Peg in a Ground Hole
|
0 / 0 |
(无) |
|
595 |
P1585 Helping Florida
|
0 / 0 |
(无) |
|
596 |
P1586 Three Sides Make a Triangle
|
0 / 0 |
(无) |
|
597 |
P1587 High and Dry
|
0 / 0 |
(无) |
|
598 |
P1588 Reverse Roman Notation
|
0 / 0 |
(无) |
|
599 |
P1589 Unix ls
|
0 / 0 |
(无) |
|
600 |
P1590 Palindromes
|
0 / 0 |
(无) |