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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 24036
63.68%
 10840
94.97%
FILE 901 - From Databases to XML 591
1.35%
 64
6.25%
FILE 902 - Password Search 24956
27.91%
 4434
78.17%
FILE 903 - Spiral of Numbers 1116
37.54%
 351
80.91%
FILE 904 - Overlapping Air Traffic Control Zones 447
51.01%
 170
84.12%
FILE 905 - Tacos Panchita 193
35.23%
 80
75.00%
FILE 906 - Rational Neighbor 2459
35.05%
 606
82.84%
FILE 907 - Winterim Backpacking Trip 4322
41.46%
 1348
87.54%
FILE 908 - Re-connecting Computer Sites 14724
38.34%
 3761
90.11%
FILE 909 - The BitPack Data Compression Problem 840
14.64%
 184
41.85%
FILE 910 - TV game 2055
47.69%
 808
91.21%
FILE 911 - Multinomial Coefficients 1506
50.66%
 522
85.06%
FILE 912 - Live From Mars 1142
24.43%
 348
60.34%
FILE 913 - Joana and the Odd Numbers 27432
45.44%
 10023
92.38%
FILE 914 - Jumping Champion 9921
36.41%
 2496
87.02%
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 204
21.57%
 67
40.30%
FILE 918 - ASCII Mandelbrot 680
30.00%
 199
77.89%
FILE 919 - Cutting Polyominoes 47
38.30%
 30
56.67%
FILE 920 - Sunny Mountains 10302
76.36%
 2747
96.03%
FILE 921 - A Word Puzzle in the Sunny Mountains 884
18.44%
 95
74.74%
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 11979
54.01%
 4554
93.85%
FILE 925 - No more prerequisites, please! 876
68.61%
 376
90.69%
FILE 926 - Walking Around Wisely 4197
33.26%
 986
85.60%
FILE 927 - Integer Sequences from Addition of Terms 5169
62.33%
 2864
96.19%
FILE 928 - Eternal Truths 2870
39.20%
 817
87.15%
FILE 929 - Number Maze 33061
32.66%
 5623
79.49%
FILE 930 - Polynomial Roots 470
54.04%
 192
77.08%
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 2386
38.43%
 731
80.44%
FILE 940 - Autobiographical Numbers 153
36.60%
 47
34.04%
FILE 941 - Permutations 10029
33.88%
 2864
70.25%
FILE 942 - Cyclic Numbers 367
35.69%
 122
56.56%
FILE 943 - Number Format Translator 86
32.56%
 56
39.29%
FILE 944 - Happy Numbers 4664
37.22%
 1116
83.51%
FILE 945 - Loading a Cargo Ship 439
43.51%
 184
77.72%
FILE 946 - A Pile of Boxes 395
56.71%
 213
86.38%
FILE 947 - Master Mind Helper 797
73.15%
 421
91.69%
FILE 948 - Fibonaccimal Base 11860
57.00%
 4247
95.93%
FILE 949 - Getaway 1156
35.21%
 321
79.75%
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 111
32.43%
 44
65.91%
FILE 953 - The Incredible Pile Machine 129
70.54%
 67
82.09%
FILE 954 - Tetravex solver 152
32.89%
 54
55.56%
FILE 955 - Interpreting Old Maps 101
24.75%
 26
73.08%
FILE 956 - The Minimum Slot Machine 232
20.69%
 53
67.92%
FILE 957 - Popes 8645
41.75%
 2240
89.06%
FILE 958 - A Homer's Holiday 110
29.09%
 31
61.29%
FILE 959 - Car Rallying 303
40.59%
 73
83.56%
FILE 960 - Gaussian Primes 754
53.85%
 319
89.03%
FILE 961 - Ambiguous or Incomplete Inductive Definitions 24
33.33%
 19
21.05%
FILE 962 - Taxicab Numbers 2458
39.95%
 650
87.08%
FILE 963 - Spelling Corrector 476
7.14%
 165
16.36%
FILE 964 - Custom Language 522
16.86%
 53
56.60%
FILE 965 - Police Road Blocks 90
10.00%
 28
21.43%
FILE 966 - Lost Inheritances 82
7.32%
 33
18.18%
FILE 967 - Circular 5857
40.98%
 1266
88.23%
FILE 968 - Constellations 78
11.54%
 35
22.86%
FILE 969 - AlienAlgebra 139
45.32%
 64
65.62%
FILE 970 - Particles 865
27.28%
 157
72.61%
FILE 971 - Towers 132
18.94%
 51
33.33%
FILE 972 - Horizon Line 1240
34.27%
 350
86.29%
FILE 973 - The Guessing Game 163
36.81%
 66
42.42%
FILE 974 - Kaprekar Numbers 4392
41.55%
 1468
89.58%
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 126
26.19%
 38
28.95%
FILE 978 - Lemmings Battle! 12077
40.90%
 3339
90.12%
FILE 979 - The Abominable Triangleman 287
34.84%
 93
68.82%
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 200
32.50%
 64
75.00%
FILE 983 - Localized Summing for Blurring 3769
41.95%
 1189
88.56%
FILE 984 - Finding Haplotypes 127
17.32%
 29
48.28%
FILE 985 - Round and Round Maze 1885
59.73%
 484
91.74%
FILE 986 - How Many? 1021
66.31%
 487
92.61%
FILE 987 - Maternity 285
14.74%
 48
52.08%
FILE 988 - Many Paths, One Destination 4520
39.65%
 1489
90.80%
FILE 989 - Su Doku 7667
33.72%
 1514
83.75%
FILE 990 - Diving for Gold 17438
31.83%
 3402
87.48%
FILE 991 - Safe Salutations 10534
38.36%
 3139
91.14%
FILE 992 - Customer Service Cost Evaluation 87
35.63%
 42
57.14%
FILE 993 - Product of digits 12227
54.00%
 4590
94.38%
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 1165
46.78%
 376
91.22%
FILE 998 - Dendogram 172
5.81%
 69
10.14%
FILE 999 - Book signatures 641
34.95%
 155
54.84%
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