UVa Volume IV

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Volume IV

Problem	Link	Category	Difficulty
400 - Unix ls	400	Ad Hoc	6.0
401 - Palindromes	401	Ad Hoc	4.5
402 - M*A*S*H	402	Simulation	4.5
403 - Postscript	403	Ad Hoc	6.0
404 - Radar Scopes	404
405 - Message Routing	405	Simulation	5.0
406 - Prime Cuts	406	Number Theory	4.0
407 - Gears on a Board	407
408 - Uniform Generator	408	Ad Hoc	2.0
409 - Excuses, Excuses!	409	Ad Hoc	5.0
410 - Station Balance	410	Greedy	5.5
411 - Centipede Collisions	411	Simulation	6.0
412 - Pi	412	Ad Hoc, Math	4.0
413 - Up and Down Sequences	413	Ad Hoc	4.0
414 - Machined Surfaces	414	Ad Hoc	3.0
415 - Sunrise	415
416 - LED Test	416	Exhaustive Search	5.0
417 - Word Index	417	Ad Hoc	4.5
418 - Molecules	418
419 - Matching Meetings	419
420 - Supercomputer Selection, The Sequel	420
421 - Polygonal Puzzle	421
422 - Word-Search Wonder	422
423 - MPI Maelstrom	423
424 - Integer Inquiry	424	BigNum	2.0
425 - Enigmatic Encryption	425
426 - Fifth Bank of Swamp County	426
427 - FlatLand Piano Movers	427
428 - Swamp County Roofs	428
429 - Word Transformation	429
430 - Swamp County Supervisors	430
431 - Trial of the Millennium	431
432 - Modern Art	432
433 - Bank (Not Quite O.C.R.)	433
434 - Matty's Blocks	434
435 - Block Voting	435
436 - Arbitrage (II)	436
437 - The Tower of Babylon	437
438 - The Circumference of the Circle	438
439 - Knight Moves	439
440 - Eeny Meeny Moo	440
441 - Lotto	441
442 - Matrix Chain Multiplication	442
443 - Humble Numbers	443
444 - Encoder and Decoder	444
445 - Marvelous Mazes	445
446 - Kibbles ``n Bits ``n Bits ``n Bits	446
447 - Population Explosion	447
448 - OOPS!	448
449 - Majoring in Scales	449
450 - Little Black Book	450
451 - Poker Solitaire Evaluator	451
452 - Project Scheduling	452
453 - Intersecting Circles	453
454 - Anagrams	454
455 - Periodic Strings	455
456 - Robotic Stacker	456
457 - Linear Cellular Automata	457
458 - The Decoder	458	Ad Hoc	2
459 - Graph Connectivity	459	Graph Theory	2.0
460 - Overlapping Rectangles	460
461 - The Reservation Maker	461
462 - Bridge Hand Evaluator	462
463 - Polynomial Factorization	463
464 - Sentence/Phrase Generator	464
465 - Overflow	465
466 - Mirror, Mirror	466
467 - Synching Signals	467
468 - Key to Success	468
469 - Wetlands of Florida	469
470 - Nasty Virus	470
471 - Magic Numbers	471
472 - Simultaneous Equations	472
473 - Raucous Rockers	473
474 - Heads / Tails Probability	474
475 - Wild Thing	475
476 - Points in Figures: Rectangles	476
477 - Points in Figures: Rectangles and Circles	477
478 - Points in Figures: Rectangles, Circles, Triangles	478
479 - Irrigation Flow Rates	479
480 - Tempus Fugit	480
481 - What Goes Up	481
482 - Permutation Arrays	482
483 - Word Scramble	483	Ad Hoc	1
484 - The Department of Redundancy Department	484	Ad Hoc	2.5
485 - Pascal's Triangle of Death	485
486 - English-Number Translator	486
487 - Boggle Blitz	487
488 - Triangle Wave	488	Simulation	1.5
489 - Hangman Judge	489	Simulation	2.0
490 - Rotating Sentences	490
491 - Tile Topology	491
492 - Pig-Latin	492
493 - Rational Spiral	493
494 - Kindergarten Counting Game	494
495 - Fibonacci Freeze	495
496 - Simply Subsets	496
497 - Strategic Defense Initiative	497
498 - Polly the Polynomial	498
499 - What's The Frequency, Kenneth?	499