UVA 題目難度分級列表
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# | ID | Title | Solved by | Difficulty |
1 | 100 | The 3n + 1 problem | 26485 | 1 |
2 | 102 | Ecological Bin Packing | 10608 | 2 |
3 | 10071 | Back to High School Physics | 9554 | 3 |
4 | 10055 | Hashmat the Brave Warrior | 9432 | 3 |
5 | 272 | TEX Quotes | 8192 | 3 |
6 | 458 | The Decoder | 7289 | 4 |
7 | 136 | Ugly Numbers | 6729 | 4 |
8 | 10038 | Jolly Jumpers | 6319 | 4 |
9 | 10035 | Primary Arithmetic | 6268 | 4 |
10 | 10018 | Reverse and Add | 6061 | 4 |
11 | 108 | Maximum Sum | 6022 | 4 |
12 | 113 | Power of Cryptography | 5804 | 5 |
13 | 494 | Kindergarten Counting Game | 5784 | 5 |
14 | 299 | Train Swapping | 5752 | 5 |
15 | 10082 | WERTYU | 5481 | 5 |
16 | 101 | The Blocks Problem | 5225 | 5 |
17 | 591 | Box of Bricks | 5113 | 5 |
18 | 10008 | What's Cryptanalysis? | 4942 | 5 |
19 | 10300 | Ecological Premium | 4839 | 5 |
20 | 575 | Skew Binary | 4732 | 6 |
21 | 369 | Combinations | 4543 | 6 |
22 | 151 | Power Crisis | 4470 | 6 |
23 | 382 | Perfection | 4393 | 6 |
24 | 10370 | Above Average | 4377 | 6 |
25 | 160 | Factors and Factorials | 4314 | 6 |
26 | 10189 | Minesweeper | 4303 | 6 |
27 | 579 | ClockHands | 4293 | 6 |
28 | 264 | Count on Cantor | 4237 | 6 |
29 | 424 | Integer Inquiry | 4214 | 6 |
30 | 499 | What's The Frequency, Kenneth? | 4194 | 6 |
31 | 10110 | Light, More Light | 4189 | 6 |
32 | 541 | Error Correction | 4096 | 6 |
33 | 543 | Goldbach's Conjecture | 4021 | 7 |
34 | 10004 | Bicoloring | 3939 | 7 |
35 | 10107 | What is the Median? | 3891 | 7 |
36 | 374 | Big Mod | 3876 | 7 |
37 | 686 | Goldbach's Conjecture (II) | 3852 | 7 |
38 | 105 | The Skyline Problem | 3839 | 7 |
39 | 495 | Fibonacci Freeze | 3827 | 7 |
40 | 483 | Word Scramble | 3793 | 7 |
41 | 10041 | Vito's Family | 3785 | 7 |
42 | 10019 | Funny Encryption Method | 3773 | 7 |
43 | 256 | Quirksome Squares | 3713 | 7 |
44 | 138 | Street Numbers | 3661 | 7 |
45 | 10079 | Pizza Cutting | 3627 | 7 |
46 | 530 | Binomial Showdown | 3609 | 7 |
47 | 10696 | f91 | 3552 | 7 |
48 | 111 | History Grading | 3533 | 7 |
49 | 10340 | All in All | 3501 | 8 |
50 | 10783 | Odd Sum | 3500 | 8 |
51 | 476 | Points in Figures: Rectangles | 3481 | 8 |
52 | 344 | Roman Digititis | 3443 | 8 |
53 | 673 | Parentheses Balance | 3436 | 8 |
54 | 10346 | Peter's Smoke | 3367 | 8 |
55 | 120 | Stacks of Flapjacks | 3359 | 8 |
56 | 10469 | To Carry or not to Carry | 3338 | 8 |
57 | 10127 | Ones | 3329 | 8 |
58 | 492 | Pig-Latin | 3265 | 8 |
59 | 438 | The Circumference of the Circle | 3252 | 8 |
60 | 10327 | Flip Sort | 3214 | 8 |
61 | 401 | Palindromes | 3212 | 8 |
62 | 10050 | Hartals | 3211 | 8 |
63 | 103 | Stacking Boxes | 3207 | 8 |
64 | 324 | Factorial Frequencies | 3191 | 8 |
65 | 146 | ID Codes | 3138 | 8 |
66 | 350 | Pseudo-Random Numbers | 3115 | 9 |
67 | 10106 | Product | 3083 | 9 |
68 | 10222 | Decode the Mad man | 3037 | 9 |
69 | 10006 | Carmichael Numbers | 3036 | 9 |
70 | 568 | Just the Facts | 3033 | 9 |
71 | 440 | Eeny Meeny Moo | 3023 | 9 |
72 | 305 | Joseph | 2986 | 9 |
73 | 10405 | Longest Common Subsequence | 2954 | 9 |
74 | 583 | Prime Factors | 2952 | 9 |
75 | 484 | The Department of Redundancy Department | 2947 | 9 |
76 | 10302 | Summation of Polynomials | 2934 | 9 |
77 | 477 | Points in Figures: Rectangles and Circles | 2933 | 9 |
78 | 412 | Pi | 2898 | 9 |
79 | 446 | Kibbles ``n'' Bits ``n'' Bits ``n'' Bits | 2890 | 9 |
80 | 406 | Prime Cuts | 2885 | 9 |
81 | 10260 | Soundex | 2848 | 9 |
82 | 640 | Self Numbers | 2846 | 9 |
83 | 572 | Oil Deposits | 2835 | 9 |
84 | 294 | Divisors | 2832 | 9 |
85 | 118 | Mutant Flatworld Explorers | 2816 | 9 |
86 | 107 | The Cat in the Hat | 2791 | 9 |
87 | 445 | Marvelous Mazes | 2775 | 10 |
88 | 112 | Tree Summing | 2755 | 10 |
89 | 694 | The Collatz Sequence | 2741 | 10 |
90 | 706 | LCD Display | 2736 | 10 |
91 | 10013 | Super long sums | 2702 | 10 |
92 | 439 | Knight Moves | 2699 | 10 |
93 | 443 | Humble Numbers | 2680 | 10 |
94 | 674 | Coin Change | 2644 | 10 |
95 | 10812 | Beat the Spread! | 2596 | 10 |
96 | 371 | Ackermann Functions | 2573 | 10 |
97 | 834 | Continued Fractions | 2565 | 10 |
98 | 119 | Greedy Gift Givers | 2552 | 10 |
99 | 10220 | I Love Big Numbers ! | 2532 | 10 |
100 | 386 | Perfect Cubes | 2529 | 10 |
101 | 167 | The Sultan's Successors | 2484 | 11 |
102 | 444 | Encoder and Decoder | 2477 | 11 |
103 | 713 | Adding Reversed Numbers | 2471 | 11 |
104 | 195 | Anagram | 2464 | 11 |
105 | 392 | Polynomial Showdown | 2458 | 11 |
106 | 10424 | Love Calculator | 2453 | 11 |
107 | 190 | Circle Through Three Points | 2430 | 11 |
108 | 291 | The House Of Santa Claus | 2425 | 11 |
109 | 10161 | Ant on a Chessboard | 2410 | 11 |
110 | 489 | Hangman Judge | 2373 | 11 |
111 | 128 | Software CRC | 2359 | 11 |
112 | 133 | The Dole Queue | 2334 | 11 |
113 | 490 | Rotating Sentences | 2323 | 11 |
114 | 10003 | Cutting Sticks | 2312 | 11 |
115 | 573 | The Snail | 2277 | 12 |
116 | 10098 | Generating Fast, Sorted Permutation | 2266 | 12 |
117 | 488 | Triangle Wave | 2252 | 12 |
118 | 408 | Uniform Generator | 2243 | 12 |
119 | 10324 | Zeros and Ones | 2225 | 12 |
120 | 10235 | Simply Emirp | 2220 | 12 |
121 | 441 | Lotto | 2200 | 12 |
122 | 106 | Fermat vs. Pythagoras | 2196 | 12 |
123 | 414 | Machined Surfaces | 2181 | 12 |
124 | 623 | 500! | 2174 | 12 |
125 | 10323 | Factorial! You Must be Kidding!!! | 2141 | 12 |
126 | 576 | Haiku Review | 2138 | 12 |
127 | 200 | Rare Order | 2119 | 12 |
128 | 10209 | Is This Integration ? | 2118 | 13 |
129 | 10252 | Common Permutation | 2114 | 13 |
130 | 10432 | Polygon Inside A Circle | 2108 | 13 |
131 | 10062 | Tell me the frequencies! | 2101 | 13 |
132 | 116 | Unidirectional TSP | 2076 | 13 |
133 | 536 | Tree Recovery | 2046 | 13 |
134 | 10473 | Simple Base Conversion | 2034 | 13 |
135 | 10131 | Is Bigger Smarter? | 2017 | 13 |
136 | 847 | A Multiplication Game | 2012 | 13 |
137 | 10699 | Count the factors | 2010 | 13 |
138 | 104 | Arbitrage | 2005 | 13 |
139 | 10924 | Prime Words | 2004 | 13 |
140 | 417 | Word Index | 1992 | 13 |
141 | 156 | Ananagrams | 1986 | 13 |
142 | 496 | Simply Subsets | 1982 | 13 |
143 | 10409 | Die Game | 1982 | 13 |
144 | 478 | Points in Figures: Rectangles, Circles, Triangles | 1973 | 13 |
145 | 10530 | Guessing Game | 1966 | 13 |
146 | 10929 | You can say 11 | 1963 | 13 |
147 | 621 | Secret Research | 1960 | 14 |
148 | 10195 | The Knights Of The Round Table | 1960 | 14 |
149 | 10338 | Mischievous Children | 1954 | 14 |
150 | 10066 | The Twin Towers | 1935 | 14 |
151 | 130 | Roman Roulette | 1933 | 14 |
152 | 352 | The Seasonal War | 1929 | 14 |
153 | 10921 | Find the Telephone | 1921 | 14 |
154 | 400 | Unix ls | 1914 | 14 |
155 | 10579 | Fibonacci Numbers | 1849 | 14 |
156 | 10192 | Vacation | 1843 | 14 |
157 | 10515 | Powers Et Al. | 1829 | 14 |
158 | 117 | The Postal Worker Rings Once | 1827 | 14 |
159 | 10000 | Longest Paths | 1822 | 15 |
160 | 147 | Dollars | 1805 | 15 |
161 | 846 | Steps | 1804 | 15 |
162 | 10550 | Combination Lock | 1803 | 15 |
163 | 155 | All Squares | 1797 | 15 |
164 | 191 | Intersection | 1796 | 15 |
165 | 10104 | Euclid Problem | 1796 | 15 |
166 | 10499 | The Land of Justice | 1762 | 15 |
167 | 10591 | Happy Number | 1744 | 15 |
168 | 10137 | The Trip | 1733 | 15 |
169 | 122 | Trees on the level | 1729 | 15 |
170 | 121 | Pipe Fitters | 1714 | 15 |
171 | 10310 | Dog and Gopher | 1714 | 15 |
172 | 10193 | All You Need Is Love | 1691 | 16 |
173 | 10305 | Ordering Tasks | 1689 | 16 |
174 | 10034 | Freckles | 1679 | 16 |
175 | 357 | Let Me Count The Ways | 1653 | 16 |
176 | 389 | Basically Speaking | 1652 | 16 |
177 | 10334 | Ray Through Glasses | 1637 | 16 |
178 | 10931 | Parity | 1634 | 16 |
179 | 10010 | Where's Waldorf? | 1615 | 16 |
180 | 271 | Simply Syntax | 1604 | 17 |
181 | 10099 | The Tourist Guide | 1604 | 17 |
182 | 300 | Maya Calendar | 1601 | 17 |
183 | 10450 | World Cup Noise | 1591 | 17 |
184 | 532 | Dungeon Master | 1590 | 17 |
185 | 562 | Dividing coins | 1585 | 17 |
186 | 514 | Rails | 1571 | 17 |
187 | 498 | Polly the Polynomial | 1569 | 17 |
188 | 612 | DNA Sorting | 1561 | 17 |
189 | 10105 | Polynomial Coefficients | 1560 | 17 |
190 | 534 | Frogger | 1555 | 17 |
191 | 10282 | Babelfish | 1555 | 17 |
192 | 594 | One Little, Two Little, Three Little Endians | 1549 | 17 |
193 | 348 | Optimal Array Multiplication Sequence | 1546 | 17 |
194 | 442 | Matrix Chain Multiplication | 1539 | 17 |
195 | 336 | A Node Too Far | 1532 | 17 |
196 | 10015 | Joseph's Cousin | 1521 | 17 |
197 | 10789 | Prime Frequency | 1507 | 18 |
198 | 10033 | Interpreter | 1505 | 18 |
199 | 10168 | Summation of Four Primes | 1499 | 18 |
200 | 340 | Master-Mind Hints | 1496 | 18 |
201 | 144 | Student Grants | 1482 | 18 |
202 | 10042 | Smith Numbers | 1477 | 18 |
203 | 154 | Recycling | 1460 | 18 |
204 | 10533 | Digit Primes | 1456 | 18 |
205 | 10420 | List of Conquests | 1455 | 18 |
206 | 109 | SCUD Busters | 1446 | 18 |
207 | 740 | Baudot Data Communication Code | 1431 | 19 |
208 | 10361 | Automatic Poetry | 1418 | 19 |
209 | 10394 | Twin Primes | 1417 | 19 |
210 | 216 | Getting in Line | 1413 | 19 |
211 | 544 | Heavy Cargo | 1406 | 19 |
212 | 10183 | How Many Fibs? | 1396 | 19 |
213 | 378 | Intersecting Lines | 1395 | 19 |
214 | 10286 | Trouble with a Pentagon | 1393 | 19 |
215 | 624 | CD | 1383 | 19 |
216 | 10074 | Take the Land | 1382 | 19 |
217 | 11000 | Bee | 1381 | 19 |
218 | 661 | Blowing Fuses | 1374 | 19 |
219 | 10922 | 2 the 9s | 1374 | 19 |
220 | 10116 | Robot Motion | 1371 | 19 |
221 | 10608 | Friends | 1369 | 19 |
222 | 278 | Chess | 1367 | 19 |
223 | 10295 | Hay Points | 1365 | 19 |
224 | 10336 | Rank the Languages | 1359 | 19 |
225 | 537 | Artificial Intelligence? | 1353 | 20 |
226 | 10221 | Satellites | 1351 | 20 |
227 | 642 | Word Amalgamation | 1349 | 20 |
228 | 10191 | Longest Nap | 1339 | 20 |
229 | 11172 | Relational Operator | 1334 | 20 |
230 | 10276 | Hanoi Tower Troubles Again! | 1323 | 20 |
231 | 587 | There's treasure everywhere! | 1321 | 20 |
232 | 10970 | Big Chocolate | 1320 | 20 |
233 | 524 | Prime Ring Problem | 1316 | 20 |
234 | 10219 | Find the ways ! | 1316 | 20 |
235 | 343 | What Base Is This? | 1311 | 20 |
236 | 516 | Prime Land | 1311 | 20 |
237 | 10152 | ShellSort | 1300 | 20 |
238 | 315 | Network | 1294 | 20 |
239 | 574 | Sum It Up | 1292 | 20 |
240 | 567 | Risk | 1289 | 21 |
241 | 474 | Heads / Tails Probability | 1287 | 21 |
242 | 355 | The Bases Are Loaded | 1285 | 21 |
243 | 10049 | Self-describing Sequence | 1273 | 21 |
244 | 10070 | Leap Year or Not Leap Year and ... | 1272 | 21 |
245 | 10182 | Bee Maja | 1267 | 21 |
246 | 10223 | How many nodes ? | 1262 | 21 |
247 | 636 | Squares (III) | 1250 | 21 |
248 | 202 | Repeating Decimals | 1247 | 21 |
249 | 10130 | SuperSale | 1245 | 21 |
250 | 10196 | Check The Check | 1243 | 21 |
251 | 10190 | Divide, But Not Quite Conquer! | 1241 | 21 |
252 | 10198 | Counting | 1241 | 21 |
253 | 123 | Searching Quickly | 1239 | 21 |
254 | 729 | The Hamming Distance Problem | 1207 | 22 |
255 | 10297 | Beavergnaw | 1206 | 22 |
256 | 10700 | Camel trading | 1195 | 22 |
257 | 320 | Border | 1189 | 22 |
258 | 465 | Overflow | 1187 | 22 |
259 | 497 | Strategic Defense Initiative | 1187 | 22 |
260 | 153 | Permalex | 1186 | 22 |
261 | 739 | Soundex Indexing | 1181 | 22 |
262 | 637 | Booklet Printing | 1177 | 23 |
263 | 10067 | Playing with Wheels | 1177 | 23 |
264 | 124 | Following Orders | 1169 | 23 |
265 | 409 | Excuses, Excuses! | 1169 | 23 |
266 | 423 | MPI Maelstrom | 1163 | 23 |
267 | 422 | Word-Search Wonder | 1156 | 23 |
268 | 459 | Graph Connectivity | 1153 | 23 |
269 | 486 | English-Number Translator | 1149 | 23 |
270 | 10026 | Shoemaker's Problem | 1146 | 23 |
271 | 10611 | The Playboy Chimp | 1140 | 23 |
272 | 253 | Cube painting | 1139 | 23 |
273 | 10474 | Where is the Marble? | 1135 | 23 |
274 | 10701 | Pre, in and post | 1132 | 23 |
275 | 10048 | Audiophobia | 1128 | 23 |
276 | 482 | Permutation Arrays | 1127 | 24 |
277 | 555 | Bridge Hands | 1121 | 24 |
278 | 10509 | R U Kidding Mr. Feynman! | 1120 | 24 |
279 | 10077 | The Stern-Brocot Number System | 1118 | 24 |
280 | 311 | Packets | 1113 | 24 |
281 | 10784 | Diagonal | 1113 | 24 |
282 | 10258 | Contest Scoreboard | 1111 | 24 |
283 | 485 | Pascal's Triangle of Death | 1109 | 24 |
284 | 748 | Exponentiation | 1105 | 24 |
285 | 413 | Up and Down Sequences | 1103 | 24 |
286 | 531 | Compromise | 1102 | 24 |
287 | 558 | Wormholes | 1102 | 24 |
288 | 10573 | Geometry Paradox | 1102 | 24 |
289 | 10945 | Mother bear | 1102 | 24 |
290 | 145 | Gondwanaland Telecom | 1094 | 24 |
291 | 10407 | Simple division | 1094 | 24 |
292 | 10170 | The Hotel with Infinite Rooms | 1086 | 24 |
293 | 114 | Simulation Wizardry | 1080 | 25 |
294 | 10025 | The ? 1 ? 2 ? ... ? n = k problem | 1078 | 25 |
295 | 10242 | Fourth Point !! | 1078 | 25 |
296 | 201 | Squares | 1077 | 25 |
297 | 10465 | Homer Simpson | 1076 | 25 |
298 | 297 | Quadtrees | 1073 | 25 |
299 | 326 | Extrapolation Using a Difference Table | 1073 | 25 |
300 | 10102 | The path in the colored field | 1071 | 25 |
301 | 170 | Clock Patience | 1063 | 25 |
302 | 10179 | Irreducable Basic Fractions | 1062 | 25 |
303 | 10162 | Last Digit | 1061 | 25 |
304 | 161 | Traffic Lights | 1058 | 25 |
305 | 140 | Bandwidth | 1053 | 25 |
306 | 10036 | Divisibility | 1052 | 25 |
307 | 10487 | Closest Sums | 1049 | 25 |
308 | 356 | Square Pegs And Round Holes | 1045 | 25 |
309 | 231 | Testing the CATCHER | 1037 | 26 |
310 | 10622 | Perfect P-th Powers | 1034 | 26 |
311 | 10678 | The Grazing Cow | 1028 | 26 |
312 | 784 | Maze Exploration | 1027 | 26 |
313 | 10009 | All Roads Lead Where? | 1023 | 26 |
314 | 10285 | Longest Run on a Snowboard | 1015 | 26 |
315 | 10056 | What is the Probability ? | 1010 | 26 |
316 | 10139 | Factovisors | 1010 | 26 |
317 | 10347 | Medians | 1009 | 26 |
318 | 10489 | Boxes of Chocolates | 1009 | 26 |
319 | 639 | Don't Get Rooked | 1007 | 26 |
320 | 615 | Is It A Tree? | 1006 | 26 |
321 | 836 | Largest Submatrix | 1006 | 26 |
322 | 10642 | Can You Solve It? | 1003 | 26 |
323 | 539 | The Settlers of Catan | 1001 | 26 |
324 | 701 | The Archeologists' Dilemma | 1001 | 26 |
325 | 10684 | The jackpot | 1001 | 26 |
326 | 10451 | Ancient Village Sports | 994 | 27 |
327 | 115 | Climbing Trees | 993 | 27 |
328 | 10703 | Free spots | 993 | 27 |
329 | 10427 | Naughty Sleepy Boys | 984 | 27 |
330 | 10633 | Rare Easy Problem | 981 | 27 |
331 | 325 | Identifying Legal Pascal Real Constants | 977 | 27 |
332 | 166 | Making Change | 973 | 27 |
333 | 455 | Periodic Strings | 973 | 27 |
334 | 152 | Tree's a Crowd | 971 | 27 |
335 | 275 | Expanding Fractions | 970 | 27 |
336 | 507 | Jill Rides Again | 968 | 27 |
337 | 10408 | Farey sequences | 967 | 27 |
338 | 10502 | Counting Rectangles | 967 | 27 |
339 | 10014 | Simple calculations | 964 | 27 |
340 | 384 | Slurpys | 962 | 28 |
341 | 10093 | An Easy Problem! | 961 | 28 |
342 | 125 | Numbering Paths | 958 | 28 |
343 | 141 | The Spot Game | 958 | 28 |
344 | 10125 | Sumsets | 958 | 28 |
345 | 10229 | Modular Fibonacci | 957 | 28 |
346 | 437 | The Tower of Babylon | 953 | 28 |
347 | 333 | Recognizing Good ISBNs | 952 | 28 |
348 | 10878 | Decode the tape | 949 | 28 |
349 | 10815 | Andy's First Dictionary | 944 | 28 |
350 | 10188 | Automated Judge Script | 940 | 28 |
351 | 10267 | Graphical Editor | 940 | 28 |
352 | 608 | Counterfeit Dollar | 934 | 28 |
353 | 110 | Meta-Loopless Sorts | 928 | 29 |
354 | 193 | Graph Coloring | 924 | 29 |
355 | 10299 | Relatives | 919 | 29 |
356 | 628 | Passwords | 916 | 29 |
357 | 10491 | Cows and Cars | 916 | 29 |
358 | 10365 | Blocks | 914 | 29 |
359 | 10080 | Gopher II | 913 | 29 |
360 | 580 | Critical Mass | 910 | 29 |
361 | 337 | Interpreting Control Sequences | 907 | 29 |
362 | 10020 | Minimal coverage | 902 | 29 |
363 | 164 | String Computer | 900 | 29 |
364 | 10714 | Ants | 900 | 29 |
365 | 377 | Cowculations | 899 | 29 |
366 | 10583 | Ubiquitous Religions | 899 | 29 |
367 | 700 | Date Bugs | 898 | 29 |
368 | 10176 | Ocean Deep ! - Make it shallow !! | 896 | 30 |
369 | 450 | Little Black Book | 890 | 30 |
370 | 436 | Arbitrage (II) | 885 | 30 |
371 | 10490 | Mr. Azad and his Son!!!!! | 884 | 30 |
372 | 10281 | Average Speed | 882 | 30 |
373 | 280 | Vertex | 879 | 30 |
374 | 10007 | Count the Trees | 877 | 30 |
375 | 10140 | Prime Distance | 873 | 30 |
376 | 725 | Division | 871 | 30 |
377 | 793 | Network Connections | 871 | 30 |
378 | 10298 | Power Strings | 869 | 30 |
379 | 10452 | Marcus, help! | 866 | 31 |
380 | 10404 | Bachet's Game | 861 | 31 |
381 | 10100 | Longest Match | 859 | 31 |
382 | 11185 | Ternary | 859 | 31 |
383 | 619 | Numerically Speaking | 854 | 31 |
384 | 10205 | Stack 'em Up | 853 | 31 |
385 | 644 | Immediate Decodability | 849 | 31 |
386 | 10508 | Word Morphing | 849 | 31 |
387 | 542 | France '98 | 848 | 31 |
388 | 10673 | Play with Floor and Ceil | 848 | 31 |
389 | 127 | ``Accordian'' Patience | 844 | 31 |
390 | 571 | Jugs | 844 | 31 |
391 | 332 | Rational Numbers from Repeating Fractions | 841 | 31 |
392 | 10359 | Tiling | 839 | 32 |
393 | 10078 | The Art Gallery | 838 | 32 |
394 | 10539 | Almost Prime Numbers | 832 | 32 |
395 | 696 | How Many Knights | 831 | 32 |
396 | 10002 | Center of Masses | 830 | 32 |
397 | 10948 | The primary problem | 830 | 32 |
398 | 263 | Number Chains | 824 | 32 |
399 | 353 | Pesky Palindromes | 821 | 32 |
400 | 712 | S-Trees | 819 | 32 |
401 | 10656 | Maximum Sum (II) | 812 | 33 |
402 | 10400 | Game Show Math | 810 | 33 |
403 | 466 | Mirror, Mirror | 807 | 33 |
404 | 10115 | Automatic Editing | 805 | 33 |
405 | 727 | Equation | 803 | 33 |
406 | 129 | Krypton Factor | 799 | 33 |
407 | 448 | OOPS! | 797 | 33 |
408 | 10664 | Luggage | 796 | 33 |
409 | 232 | Crossword Answers | 794 | 33 |
410 | 131 | The Psychic Poker Player | 793 | 33 |
411 | 10129 | Play on Words | 784 | 34 |
412 | 10194 | Football (aka Soccer) | 784 | 34 |
413 | 10081 | Tight Words | 783 | 34 |
414 | 10142 | Australian Voting | 780 | 34 |
415 | 10363 | Tic Tac Toe | 780 | 34 |
416 | 10303 | How Many Trees? | 774 | 34 |
417 | 10397 | Connect the Campus | 773 | 34 |
418 | 10935 | Throwing cards away I | 773 | 34 |
419 | 895 | Word Problem | 772 | 34 |
420 | 10293 | Word Length and Frequency | 767 | 35 |
421 | 10301 | Rings and Glue | 764 | 35 |
422 | 679 | Dropping Balls | 762 | 35 |
423 | 641 | Do the Untwist | 760 | 35 |
424 | 620 | Cellular Structure | 755 | 35 |
425 | 10311 | Goldbach and Euler | 755 | 35 |
426 | 383 | Shipping Routes | 751 | 35 |
427 | 10790 | How Many Points of Intersection? | 751 | 35 |
428 | 10954 | Add All | 746 | 36 |
429 | 126 | The Errant Physicist | 743 | 36 |
430 | 10800 | Not That Kind of Graph | 743 | 36 |
431 | 260 | Il Gioco dell'X | 741 | 36 |
432 | 10415 | Eb Alto Saxophone Player | 740 | 36 |
433 | 227 | Puzzle | 739 | 36 |
434 | 10443 | Rock, Scissors, Paper | 739 | 36 |
435 | 755 | 487--3279 | 738 | 36 |
436 | 913 | Joana and the Odd Numbers | 737 | 36 |
437 | 602 | What Day Is It? | 734 | 36 |
438 | 10940 | Throwing cards away II | 734 | 36 |
439 | 681 | Convex Hull Finding | 730 | 36 |
440 | 301 | Transportation | 729 | 36 |
441 | 306 | Cipher | 725 | 37 |
442 | 10112 | Myacm Triangles | 719 | 37 |
443 | 10341 | Solve It | 717 | 37 |
444 | 10494 | If We Were a Child Again | 717 | 37 |
445 | 585 | Triangles | 716 | 37 |
446 | 750 | 8 Queens Chess Problem | 713 | 37 |
447 | 11044 | Searching for Nessy | 713 | 37 |
448 | 850 | Crypt Kicker II | 711 | 37 |
449 | 10315 | Poker Hands | 705 | 38 |
450 | 10852 | Less Prime | 705 | 38 |
451 | 10279 | Mine Sweeper | 704 | 38 |
452 | 394 | Mapmaker | 702 | 38 |
453 | 10496 | Collecting Beepers | 700 | 38 |
454 | 10903 | Rock-Paper-Scissors Tournament | 700 | 38 |
455 | 10283 | The Kissing Circles | 694 | 38 |
456 | 900 | Brick Wall Patterns | 691 | 38 |
457 | 460 | Overlapping Rectangles | 690 | 38 |
458 | 699 | The Falling Leaves | 687 | 39 |
459 | 402 | M*A*S*H | 685 | 39 |
460 | 10037 | Bridge | 684 | 39 |
461 | 10128 | Queue | 684 | 39 |
462 | 10101 | Bangla Numbers | 681 | 39 |
463 | 10693 | Traffic Volume | 679 | 39 |
464 | 825 | Walking on the Safe Side | 677 | 39 |
465 | 10057 | A mid-summer night's dream. | 675 | 39 |
466 | 10063 | Knuth's Permutation | 672 | 39 |
467 | 11059 | Maximum Product | 672 | 39 |
468 | 10069 | Distinct Subsequences | 670 | 40 |
469 | 213 | Message Decoding | 669 | 40 |
470 | 481 | What Goes Up | 666 | 40 |
471 | 785 | Grid Colouring | 665 | 40 |
472 | 10344 | 23 out of 5 | 664 | 40 |
473 | 10377 | Maze Traversal | 659 | 40 |
474 | 10551 | Basic Remains | 658 | 40 |
475 | 11192 | Group Reverse | 655 | 40 |
476 | 10245 | The Closest Pair Problem | 654 | 40 |
477 | 10706 | Number Sequence | 654 | 40 |
478 | 762 | We Ship Cheap | 651 | 41 |
479 | 10141 | Request for Proposal | 650 | 41 |
480 | 10600 | ACM Contest and Blackout | 647 | 41 |
481 | 159 | Word Crosses | 643 | 41 |
482 | 10810 | Ultra-QuickSort | 642 | 41 |
483 | 187 | Transaction Processing | 640 | 41 |
484 | 397 | Equation Elation | 640 | 41 |
485 | 808 | Bee Breeding | 640 | 41 |
486 | 861 | Little Bishops | 640 | 41 |
487 | 188 | Perfect Hash | 639 | 41 |
488 | 331 | Mapping the Swaps | 639 | 41 |
489 | 821 | Page Hopping | 635 | 42 |
490 | 10392 | Factoring Large Numbers | 633 | 42 |
491 | 469 | Wetlands of Florida | 632 | 42 |
492 | 839 | Not so Mobile | 631 | 42 |
493 | 820 | Internet Bandwidth | 630 | 42 |
494 | 11057 | Exact Sum | 629 | 42 |
495 | 10054 | The Necklace | 625 | 42 |
496 | 884 | Factorial Factors | 618 | 43 |
497 | 10375 | Choose and divide | 618 | 43 |
498 | 10976 | Fractions Again?! | 615 | 43 |
499 | 10523 | Very Easy !!! | 613 | 43 |
500 | 10589 | Area | 612 | 43 |
501 | 218 | Moth Eradication | 611 | 43 |
502 | 10519 | !! Really Strange !! | 608 | 44 |
503 | 10368 | Euclid's Game | 604 | 44 |
504 | 10918 | Tri Tiling | 602 | 44 |
505 | 10919 | Prerequisites? | 601 | 44 |
506 | 134 | Loglan-A Logical Language | 597 | 44 |
507 | 142 | Mouse Clicks | 596 | 44 |
508 | 391 | Mark-up | 594 | 45 |
509 | 10719 | Quotient Polynomial | 594 | 45 |
510 | 10177 | (2/3/4)-D Sqr/Rects/Cubes/Boxes? | 593 | 45 |
511 | 10730 | Antiarithmetic? | 592 | 45 |
512 | 254 | Towers of Hanoi | 587 | 45 |
513 | 10534 | Wavio Sequence | 585 | 45 |
514 | 148 | Anagram checker | 584 | 45 |
515 | 651 | Deck | 584 | 45 |
516 | 626 | Ecosystem | 583 | 45 |
517 | 10683 | The decadary watch | 582 | 46 |
518 | 435 | Block Voting | 581 | 46 |
519 | 10943 | How do you add? | 581 | 46 |
520 | 11121 | Base -2 | 581 | 46 |
521 | 630 | Anagrams (II) | 580 | 46 |
522 | 634 | Polygon | 579 | 46 |
523 | 10500 | Robot maps | 579 | 46 |
524 | 737 | Gleaming the Cubes | 577 | 46 |
525 | 10360 | Rat Attack | 576 | 46 |
526 | 10287 | Gifts in a Hexagonal Box | 575 | 46 |
527 | 711 | Dividing up | 573 | 46 |
528 | 183 | Bit Maps | 571 | 46 |
529 | 362 | 18,000 Seconds Remaining | 570 | 46 |
530 | 10051 | Tower of Cubes |