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Browse Problems
Root :: Problem Set Volumes (100...1999) :: Volume 9 (900-999)
Title Total Submissions / Solving % Total Users / Solving %
FILE 900 - Brick Wall Patterns 24432
63.90%
 10973
94.99%
FILE 901 - From Databases to XML 630
1.27%
 68
5.88%
FILE 902 - Password Search 26139
27.84%
 4494
78.33%
FILE 903 - Spiral of Numbers 1125
37.60%
 357
80.39%
FILE 904 - Overlapping Air Traffic Control Zones 462
51.52%
 177
84.18%
FILE 905 - Tacos Panchita 212
34.91%
 90
72.22%
FILE 906 - Rational Neighbor 2498
35.19%
 616
82.79%
FILE 907 - Winterim Backpacking Trip 4950
40.97%
 1447
87.21%
FILE 908 - Re-connecting Computer Sites 15777
38.58%
 3826
90.15%
FILE 909 - The BitPack Data Compression Problem 884
15.16%
 190
43.16%
FILE 910 - TV game 2064
47.72%
 815
91.04%
FILE 911 - Multinomial Coefficients 1571
51.05%
 537
85.29%
FILE 912 - Live From Mars 1166
24.61%
 354
60.17%
FILE 913 - Joana and the Odd Numbers 27816
45.44%
 10072
92.35%
FILE 914 - Jumping Champion 10155
36.95%
 2516
87.08%
FILE 915 - Stack of Cylinders 266
31.20%
 98
75.51%
FILE 916 - Dividing Land 322
2.80%
 32
18.75%
FILE 917 - Euro 2004 223
23.77%
 75
42.67%
FILE 918 - ASCII Mandelbrot 878
28.59%
 214
79.91%
FILE 919 - Cutting Polyominoes 53
41.51%
 34
55.88%
FILE 920 - Sunny Mountains 10410
76.22%
 2776
96.00%
FILE 921 - A Word Puzzle in the Sunny Mountains 898
19.27%
 107
74.77%
FILE 922 - Rectangle by the Ocean 323
46.13%
 123
84.55%
FILE 923 - One Against Many 206
27.18%
 46
63.04%
FILE 924 - Spreading The News 12285
54.22%
 4597
93.82%
FILE 925 - No more prerequisites, please! 884
68.33%
 379
90.50%
FILE 926 - Walking Around Wisely 4406
33.27%
 1005
85.47%
FILE 927 - Integer Sequences from Addition of Terms 5248
62.06%
 2888
96.19%
FILE 928 - Eternal Truths 2946
39.88%
 840
87.26%
FILE 929 - Number Maze 34726
32.95%
 5740
79.58%
FILE 930 - Polynomial Roots 488
55.12%
 205
78.05%
FILE 931 - The Probable n-Ascendants 162
17.90%
 60
11.67%
FILE 932 - Checking the N-Queens Problem 498
18.88%
 145
37.24%
FILE 933 - Water Flow 315
48.25%
 129
56.59%
FILE 934 - Overlapping Areas 192
32.29%
 93
50.54%
FILE 935 - Smart Strategy 209
7.18%
 79
8.86%
FILE 936 - Mars for Sale 187
21.39%
 59
32.20%
FILE 937 - Kriss Kross Puzzle 103
18.45%
 50
26.00%
FILE 938 - Gilix 153
38.56%
 74
44.59%
FILE 939 - Genes 2427
38.57%
 745
80.54%
FILE 940 - Autobiographical Numbers 167
34.73%
 53
33.96%
FILE 941 - Permutations 10161
34.00%
 2898
70.43%
FILE 942 - Cyclic Numbers 401
34.41%
 128
57.81%
FILE 943 - Number Format Translator 97
39.18%
 64
45.31%
FILE 944 - Happy Numbers 4705
37.30%
 1123
83.44%
FILE 945 - Loading a Cargo Ship 441
43.54%
 186
77.42%
FILE 946 - A Pile of Boxes 426
54.93%
 217
86.18%
FILE 947 - Master Mind Helper 846
74.00%
 455
92.09%
FILE 948 - Fibonaccimal Base 13409
57.13%
 4522
96.06%
FILE 949 - Getaway 1429
34.36%
 345
80.00%
FILE 950 - Tweedle Numbers 152
33.55%
 56
62.50%
FILE 951 - The Pieces of the Puzzle 122
13.11%
 38
34.21%
FILE 952 - Uno game 135
28.89%
 55
58.18%
FILE 953 - The Incredible Pile Machine 142
70.42%
 77
81.82%
FILE 954 - Tetravex solver 154
33.12%
 56
55.36%
FILE 955 - Interpreting Old Maps 106
25.47%
 30
70.00%
FILE 956 - The Minimum Slot Machine 237
21.94%
 57
68.42%
FILE 957 - Popes 9438
42.96%
 2263
89.09%
FILE 958 - A Homer's Holiday 118
30.51%
 36
63.89%
FILE 959 - Car Rallying 319
40.13%
 78
83.33%
FILE 960 - Gaussian Primes 773
54.20%
 328
89.02%
FILE 961 - Ambiguous or Incomplete Inductive Definitions 34
23.53%
 22
18.18%
FILE 962 - Taxicab Numbers 2519
39.78%
 670
86.72%
FILE 963 - Spelling Corrector 524
7.82%
 169
17.75%
FILE 964 - Custom Language 549
18.03%
 59
57.63%
FILE 965 - Police Road Blocks 94
11.70%
 32
25.00%
FILE 966 - Lost Inheritances 87
9.20%
 36
22.22%
FILE 967 - Circular 5960
40.81%
 1284
88.32%
FILE 968 - Constellations 82
13.41%
 38
26.32%
FILE 969 - AlienAlgebra 147
47.62%
 70
68.57%
FILE 970 - Particles 873
27.49%
 161
73.29%
FILE 971 - Towers 140
21.43%
 55
38.18%
FILE 972 - Horizon Line 1400
38.64%
 370
86.76%
FILE 973 - The Guessing Game 170
37.06%
 69
44.93%
FILE 974 - Kaprekar Numbers 4495
40.96%
 1472
89.54%
FILE 975 - Gutenberg Clumsy Helper 103
38.83%
 57
47.37%
FILE 976 - Bridge Building 1697
49.62%
 383
89.82%
FILE 977 - Old West Rumours 134
26.12%
 42
30.95%
FILE 978 - Lemmings Battle! 12426
40.91%
 3386
90.22%
FILE 979 - The Abominable Triangleman 292
35.27%
 98
68.37%
FILE 980 - X-Express 191
25.13%
 65
69.23%
FILE 981 - Systematic Cyclic Redundancy Check Codes 120
28.33%
 38
68.42%
FILE 982 - Cube 210
34.76%
 73
76.71%
FILE 983 - Localized Summing for Blurring 3859
41.95%
 1207
88.40%
FILE 984 - Finding Haplotypes 138
19.57%
 36
47.22%
FILE 985 - Round and Round Maze 1898
59.91%
 493
91.68%
FILE 986 - How Many? 1032
66.47%
 495
92.53%
FILE 987 - Maternity 291
15.46%
 52
51.92%
FILE 988 - Many Paths, One Destination 4558
39.71%
 1500
90.73%
FILE 989 - Su Doku 7981
33.35%
 1530
83.59%
FILE 990 - Diving for Gold 18295
31.99%
 3446
87.55%
FILE 991 - Safe Salutations 11180
37.67%
 3215
90.79%
FILE 992 - Customer Service Cost Evaluation 97
34.02%
 44
56.82%
FILE 993 - Product of digits 12524
54.02%
 4640
94.33%
FILE 994 - POP 104
2.88%
 53
5.66%
FILE 995 - Super Divisible Numbers 350
55.71%
 163
85.89%
FILE 996 - Find the Sequence 202
25.25%
 94
48.94%
FILE 997 - Show the Sequence 1391
46.94%
 432
90.51%
FILE 998 - Dendogram 187
7.49%
 71
12.68%
FILE 999 - Book signatures 656
34.76%
 160
55.00%
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