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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 24187
63.77%
 10900
94.95%
FILE 901 - From Databases to XML 591
1.35%
 64
6.25%
FILE 902 - Password Search 25352
27.95%
 4461
78.23%
FILE 903 - Spiral of Numbers 1116
37.54%
 351
80.91%
FILE 904 - Overlapping Air Traffic Control Zones 458
51.31%
 173
84.39%
FILE 905 - Tacos Panchita 194
35.57%
 80
76.25%
FILE 906 - Rational Neighbor 2467
35.18%
 610
82.95%
FILE 907 - Winterim Backpacking Trip 4678
40.87%
 1400
87.07%
FILE 908 - Re-connecting Computer Sites 14990
38.61%
 3778
90.15%
FILE 909 - The BitPack Data Compression Problem 841
14.74%
 184
41.85%
FILE 910 - TV game 2057
47.74%
 810
91.23%
FILE 911 - Multinomial Coefficients 1530
50.92%
 528
85.23%
FILE 912 - Live From Mars 1155
24.42%
 350
60.29%
FILE 913 - Joana and the Odd Numbers 27594
45.35%
 10042
92.34%
FILE 914 - Jumping Champion 9950
36.41%
 2499
87.03%
FILE 915 - Stack of Cylinders 261
30.27%
 95
75.79%
FILE 916 - Dividing Land 304
2.63%
 30
16.67%
FILE 917 - Euro 2004 220
23.18%
 73
42.47%
FILE 918 - ASCII Mandelbrot 728
29.53%
 207
78.74%
FILE 919 - Cutting Polyominoes 47
38.30%
 30
56.67%
FILE 920 - Sunny Mountains 10362
76.26%
 2761
96.02%
FILE 921 - A Word Puzzle in the Sunny Mountains 894
19.02%
 103
74.76%
FILE 922 - Rectangle by the Ocean 310
46.77%
 118
84.75%
FILE 923 - One Against Many 201
26.87%
 42
64.29%
FILE 924 - Spreading The News 12154
54.16%
 4575
93.84%
FILE 925 - No more prerequisites, please! 876
68.61%
 376
90.69%
FILE 926 - Walking Around Wisely 4265
33.27%
 991
85.57%
FILE 927 - Integer Sequences from Addition of Terms 5195
62.25%
 2873
96.21%
FILE 928 - Eternal Truths 2890
39.45%
 821
87.09%
FILE 929 - Number Maze 33587
32.82%
 5658
79.50%
FILE 930 - Polynomial Roots 482
54.77%
 199
77.89%
FILE 931 - The Probable n-Ascendants 146
17.81%
 55
9.09%
FILE 932 - Checking the N-Queens Problem 425
21.18%
 137
36.50%
FILE 933 - Water Flow 309
47.57%
 126
56.35%
FILE 934 - Overlapping Areas 165
23.64%
 74
39.19%
FILE 935 - Smart Strategy 202
5.94%
 76
5.26%
FILE 936 - Mars for Sale 183
20.22%
 56
30.36%
FILE 937 - Kriss Kross Puzzle 101
17.82%
 48
25.00%
FILE 938 - Gilix 149
37.58%
 70
42.86%
FILE 939 - Genes 2411
38.49%
 737
80.60%
FILE 940 - Autobiographical Numbers 163
34.36%
 49
32.65%
FILE 941 - Permutations 10113
33.93%
 2884
70.42%
FILE 942 - Cyclic Numbers 370
36.22%
 125
57.60%
FILE 943 - Number Format Translator 91
36.26%
 59
42.37%
FILE 944 - Happy Numbers 4676
37.25%
 1118
83.45%
FILE 945 - Loading a Cargo Ship 439
43.51%
 184
77.72%
FILE 946 - A Pile of Boxes 416
55.05%
 215
86.51%
FILE 947 - Master Mind Helper 812
73.52%
 432
91.90%
FILE 948 - Fibonaccimal Base 12354
57.07%
 4379
96.00%
FILE 949 - Getaway 1335
35.43%
 332
80.12%
FILE 950 - Tweedle Numbers 149
32.89%
 53
62.26%
FILE 951 - The Pieces of the Puzzle 119
11.76%
 36
30.56%
FILE 952 - Uno game 125
30.40%
 50
62.00%
FILE 953 - The Incredible Pile Machine 134
70.15%
 70
82.86%
FILE 954 - Tetravex solver 152
32.89%
 54
55.56%
FILE 955 - Interpreting Old Maps 102
25.49%
 27
74.07%
FILE 956 - The Minimum Slot Machine 232
20.69%
 53
67.92%
FILE 957 - Popes 9071
42.18%
 2250
89.07%
FILE 958 - A Homer's Holiday 113
29.20%
 32
62.50%
FILE 959 - Car Rallying 303
40.59%
 73
83.56%
FILE 960 - Gaussian Primes 764
53.80%
 323
89.16%
FILE 961 - Ambiguous or Incomplete Inductive Definitions 25
32.00%
 20
20.00%
FILE 962 - Taxicab Numbers 2471
39.86%
 653
86.98%
FILE 963 - Spelling Corrector 493
7.91%
 166
16.87%
FILE 964 - Custom Language 525
16.76%
 55
54.55%
FILE 965 - Police Road Blocks 90
10.00%
 28
21.43%
FILE 966 - Lost Inheritances 82
7.32%
 33
18.18%
FILE 967 - Circular 5876
40.98%
 1271
88.28%
FILE 968 - Constellations 78
11.54%
 35
22.86%
FILE 969 - AlienAlgebra 142
46.48%
 66
68.18%
FILE 970 - Particles 870
27.47%
 159
73.58%
FILE 971 - Towers 136
19.85%
 53
35.85%
FILE 972 - Horizon Line 1243
34.35%
 350
86.29%
FILE 973 - The Guessing Game 166
36.14%
 67
41.79%
FILE 974 - Kaprekar Numbers 4489
40.94%
 1470
89.59%
FILE 975 - Gutenberg Clumsy Helper 88
37.50%
 45
44.44%
FILE 976 - Bridge Building 1686
49.53%
 379
89.97%
FILE 977 - Old West Rumours 129
27.13%
 40
32.50%
FILE 978 - Lemmings Battle! 12316
40.85%
 3365
90.19%
FILE 979 - The Abominable Triangleman 289
34.95%
 95
68.42%
FILE 980 - X-Express 187
24.06%
 61
68.85%
FILE 981 - Systematic Cyclic Redundancy Check Codes 116
26.72%
 35
68.57%
FILE 982 - Cube 204
33.33%
 67
76.12%
FILE 983 - Localized Summing for Blurring 3795
41.90%
 1195
88.45%
FILE 984 - Finding Haplotypes 129
17.05%
 30
46.67%
FILE 985 - Round and Round Maze 1889
59.82%
 485
91.75%
FILE 986 - How Many? 1024
66.41%
 489
92.64%
FILE 987 - Maternity 288
14.93%
 50
52.00%
FILE 988 - Many Paths, One Destination 4526
39.66%
 1491
90.81%
FILE 989 - Su Doku 7823
33.52%
 1517
83.72%
FILE 990 - Diving for Gold 17883
31.88%
 3423
87.53%
FILE 991 - Safe Salutations 10860
37.91%
 3172
90.95%
FILE 992 - Customer Service Cost Evaluation 87
35.63%
 42
57.14%
FILE 993 - Product of digits 12319
54.00%
 4612
94.36%
FILE 994 - POP 89
3.37%
 51
5.88%
FILE 995 - Super Divisible Numbers 346
55.49%
 160
86.25%
FILE 996 - Find the Sequence 199
24.62%
 91
48.35%
FILE 997 - Show the Sequence 1252
47.04%
 397
90.93%
FILE 998 - Dendogram 179
7.26%
 69
11.59%
FILE 999 - Book signatures 643
35.15%
 157
55.41%
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