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Root :: Problem Set Volumes (100...1999) :: Volume 8 (800-899)
Title Total Submissions / Solving % Total Users / Solving %
FILE 800 - Crystal Clear 200
2.50%
 66
3.03%
FILE 801 - Flight Planning 379
17.41%
 91
54.95%
FILE 802 - Lead or Gold 1192
13.59%
 205
46.34%
FILE 803 - Page Selection by Keyword Matching 420
33.10%
 52
23.08%
FILE 804 - Petri Net Simulation 483
25.67%
 100
62.00%
FILE 805 - Polygon Intersections 124
1.61%
 56
1.79%
FILE 806 - Spatial Structures 775
27.61%
 197
68.02%
FILE 807 - Towers of Powers 344
14.24%
 82
54.88%
FILE 808 - Bee Breeding 3485
39.17%
 956
84.21%
FILE 809 - Bullet Hole 1015
4.83%
 159
25.16%
FILE 810 - A Dicey Problem 1590
36.79%
 318
84.59%
FILE 811 - The Fortified Forest 1745
28.19%
 430
73.26%
FILE 812 - Trade on Verweggistan 4554
21.06%
 722
74.10%
FILE 813 - Robot 466
7.51%
 102
25.49%
FILE 814 - The Letter Carrier's Rounds 1356
18.51%
 208
55.29%
FILE 815 - Flooded! 2715
31.38%
 658
78.88%
FILE 816 - Abbott's Revenge 2635
20.61%
 342
71.05%
FILE 817 - According to Bartjens 1132
16.52%
 237
61.18%
FILE 818 - Cutting Chains 593
34.23%
 187
72.19%
FILE 819 - Gifts Large and Small 864
12.50%
 136
44.85%
FILE 820 - Internet Bandwidth 14429
32.31%
 2705
85.36%
FILE 821 - Page Hopping 5036
52.52%
 2090
92.82%
FILE 822 - Queue and A 394
26.14%
 101
67.33%
FILE 823 - Stopper Stumper 385
20.00%
 109
52.29%
FILE 824 - Coast Tracker 954
44.97%
 428
83.18%
FILE 825 - Walking on the Safe Side 8328
26.21%
 1951
79.24%
FILE 826 - Symbolic Numerical System 852
9.74%
 122
56.56%
FILE 827 - Buddy Memory Allocator 438
15.53%
 93
58.06%
FILE 828 - Deciphering Messages 755
23.44%
 229
66.38%
FILE 829 - Almost Balanced Trees 587
13.80%
 64
35.94%
FILE 830 - Shark 696
25.43%
 222
62.61%
FILE 831 - Document Validator 516
26.36%
 117
54.70%
FILE 832 - Financial Risk 685
18.69%
 154
66.23%
FILE 833 - Water Falls 1973
38.42%
 840
75.36%
FILE 834 - Continued Fractions 9478
61.83%
 4746
94.48%
FILE 835 - Square of Primes 1336
23.35%
 273
55.68%
FILE 836 - Largest Submatrix 7770
30.85%
 2460
76.79%
FILE 837 - Light and Transparencies 2725
34.64%
 746
80.16%
FILE 838 - Worm World 2235
15.39%
 399
37.59%
FILE 839 - Not so Mobile 5759
29.08%
 1488
77.76%
FILE 840 - Deadlock Detection 617
22.85%
 194
61.34%
FILE 841 - Snake 1200
10.58%
 105
53.33%
FILE 842 - Crossword Puzzles 335
27.16%
 81
62.96%
FILE 843 - Crypt Kicker 12434
22.96%
 1914
64.58%
FILE 844 - Pousse 525
38.10%
 202
71.29%
FILE 845 - Gas Station Numbers 1687
24.24%
 441
68.48%
FILE 846 - Steps 12278
45.75%
 4625
88.30%
FILE 847 - A Multiplication Game 10078
49.45%
 4483
87.58%
FILE 848 - Fmt 2952
15.55%
 509
51.67%
FILE 849 - Radar Tracking 769
4.42%
 67
26.87%
FILE 850 - Crypt Kicker II 14159
18.80%
 2555
66.14%
FILE 851 - Maze 2133
21.75%
 244
54.51%
FILE 852 - Deciding victory in Go 1164
49.66%
 580
89.66%
FILE 853 - DVD Subtitles 501
19.76%
 93
69.89%
FILE 854 - Worse Code 307
14.98%
 51
56.86%
FILE 855 - Lunch in Grid City 4727
36.34%
 1350
85.63%
FILE 856 - The Vigenère Cipher 730
37.26%
 266
74.06%
FILE 857 - Quantiser 489
37.63%
 143
76.92%
FILE 858 - Berry Picking 895
44.02%
 327
86.85%
FILE 859 - Chinese Checkers 533
22.14%
 116
67.24%
FILE 860 - Entropy Text Analyzer 1544
19.04%
 303
72.94%
FILE 861 - Little Bishops 9796
31.91%
 2154
74.23%
FILE 862 - Origami 229
16.16%
 43
67.44%
FILE 863 - Process Scheduling 483
2.28%
 40
7.50%
FILE 864 - Scheme Pretty-Printing 109
31.19%
 58
51.72%
FILE 865 - Substitution Cypher 3105
27.95%
 894
77.74%
FILE 866 - Intersecting Line Segments 1639
41.37%
 549
82.33%
FILE 867 - Storing Images in a Sequence 54
0.00%
 32
0.00%
FILE 868 - Numerical Maze 919
18.06%
 210
57.14%
FILE 869 - Airline Comparison 1626
39.79%
 699
76.25%
FILE 870 - Intersecting Rectangles 543
28.73%
 156
81.41%
FILE 871 - Counting Cells in a Blob 3244
36.07%
 1073
89.56%
FILE 872 - Ordering 1395
41.15%
 534
88.58%
FILE 873 - Loan (II) 274
31.39%
 80
81.25%
FILE 874 - 2D Representations 513
25.73%
 132
59.85%
FILE 875 - Monopoly 48
0.00%
 32
0.00%
FILE 876 - Balanced Expressions 43
0.00%
 36
0.00%
FILE 877 - Offset Polygons 291
27.84%
 83
80.72%
FILE 878 - Rotating Tetris Pieces 482
26.14%
 74
66.22%
FILE 879 - Circuit Nets 653
24.81%
 153
68.63%
FILE 880 - Cantor Fractions 7063
30.07%
 1593
79.22%
FILE 881 - Points, Polygons and Containers 485
24.95%
 107
73.83%
FILE 882 - The Mailbox Manufacturers Problem 688
71.66%
 326
93.25%
FILE 883 - Overlapping Rectangles 317
31.23%
 94
78.72%
FILE 884 - Factorial Factors 8410
42.52%
 1883
81.52%
FILE 885 - Telephone Directory Alphabetization 396
6.82%
 43
41.86%
FILE 886 - Named Extension Dialing 182
16.48%
 48
54.17%
FILE 887 - Revolutionary Calendar 284
17.96%
 38
68.42%
FILE 888 - Donkey 310
14.84%
 55
38.18%
FILE 889 - Islands 158
30.38%
 39
61.54%
FILE 890 - Maze (II) 297
25.59%
 76
69.74%
FILE 891 - Syntrax 181
23.20%
 44
77.27%
FILE 892 - Finding words 1637
36.84%
 647
74.50%
FILE 893 - Y3K Problem 1245
46.27%
 521
88.48%
FILE 894 - Juggling Trams 71
25.35%
 23
56.52%
FILE 895 - Word Problem 3514
55.92%
 1623
92.61%
FILE 896 - Board Game 144
7.64%
 30
20.00%
FILE 897 - Anagrammatic Primes 2021
45.67%
 796
90.45%
FILE 898 - Hole Cutter 361
28.53%
 77
71.43%
FILE 899 - Colour Circles 368
42.93%
 129
86.05%
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