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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 24372
63.88%
 10956
94.97%
FILE 901 - From Databases to XML 593
1.35%
 66
6.06%
FILE 902 - Password Search 26133
27.83%
 4489
78.30%
FILE 903 - Spiral of Numbers 1123
37.49%
 356
80.34%
FILE 904 - Overlapping Air Traffic Control Zones 461
51.41%
 176
84.09%
FILE 905 - Tacos Panchita 209
34.93%
 89
71.91%
FILE 906 - Rational Neighbor 2496
35.14%
 615
82.76%
FILE 907 - Winterim Backpacking Trip 4922
40.98%
 1444
87.19%
FILE 908 - Re-connecting Computer Sites 15727
38.56%
 3816
90.15%
FILE 909 - The BitPack Data Compression Problem 882
15.08%
 189
42.86%
FILE 910 - TV game 2064
47.72%
 815
91.04%
FILE 911 - Multinomial Coefficients 1563
50.99%
 535
85.23%
FILE 912 - Live From Mars 1162
24.53%
 353
60.06%
FILE 913 - Joana and the Odd Numbers 27796
45.41%
 10066
92.33%
FILE 914 - Jumping Champion 10148
36.93%
 2513
87.07%
FILE 915 - Stack of Cylinders 264
30.68%
 97
75.26%
FILE 916 - Dividing Land 305
2.62%
 31
16.13%
FILE 917 - Euro 2004 221
23.08%
 74
41.89%
FILE 918 - ASCII Mandelbrot 869
28.31%
 211
79.62%
FILE 919 - Cutting Polyominoes 51
39.22%
 33
54.55%
FILE 920 - Sunny Mountains 10400
76.22%
 2772
96.00%
FILE 921 - A Word Puzzle in the Sunny Mountains 897
19.18%
 106
74.53%
FILE 922 - Rectangle by the Ocean 322
45.96%
 122
84.43%
FILE 923 - One Against Many 204
26.47%
 44
61.36%
FILE 924 - Spreading The News 12263
54.22%
 4592
93.82%
FILE 925 - No more prerequisites, please! 883
68.29%
 379
90.50%
FILE 926 - Walking Around Wisely 4398
33.27%
 1003
85.54%
FILE 927 - Integer Sequences from Addition of Terms 5225
62.12%
 2880
96.18%
FILE 928 - Eternal Truths 2936
39.82%
 835
87.19%
FILE 929 - Number Maze 34531
32.89%
 5720
79.58%
FILE 930 - Polynomial Roots 486
54.94%
 203
77.83%
FILE 931 - The Probable n-Ascendants 153
17.65%
 59
10.17%
FILE 932 - Checking the N-Queens Problem 497
18.71%
 144
36.81%
FILE 933 - Water Flow 313
47.92%
 128
56.25%
FILE 934 - Overlapping Areas 190
31.58%
 91
49.45%
FILE 935 - Smart Strategy 203
5.91%
 77
5.19%
FILE 936 - Mars for Sale 184
20.11%
 57
29.82%
FILE 937 - Kriss Kross Puzzle 102
17.65%
 49
24.49%
FILE 938 - Gilix 152
38.16%
 73
43.84%
FILE 939 - Genes 2421
38.62%
 743
80.62%
FILE 940 - Autobiographical Numbers 165
33.94%
 51
31.37%
FILE 941 - Permutations 10155
33.98%
 2894
70.42%
FILE 942 - Cyclic Numbers 399
34.09%
 127
57.48%
FILE 943 - Number Format Translator 93
36.56%
 61
42.62%
FILE 944 - Happy Numbers 4702
37.30%
 1122
83.42%
FILE 945 - Loading a Cargo Ship 440
43.41%
 185
77.30%
FILE 946 - A Pile of Boxes 425
54.82%
 217
86.18%
FILE 947 - Master Mind Helper 838
73.87%
 449
91.98%
FILE 948 - Fibonaccimal Base 13350
57.02%
 4509
96.05%
FILE 949 - Getaway 1400
34.79%
 343
79.88%
FILE 950 - Tweedle Numbers 150
32.67%
 54
61.11%
FILE 951 - The Pieces of the Puzzle 120
11.67%
 37
29.73%
FILE 952 - Uno game 134
28.36%
 54
57.41%
FILE 953 - The Incredible Pile Machine 137
69.34%
 73
80.82%
FILE 954 - Tetravex solver 153
32.68%
 55
54.55%
FILE 955 - Interpreting Old Maps 105
24.76%
 29
68.97%
FILE 956 - The Minimum Slot Machine 233
20.60%
 54
66.67%
FILE 957 - Popes 9373
42.81%
 2263
89.09%
FILE 958 - A Homer's Holiday 116
29.31%
 34
61.76%
FILE 959 - Car Rallying 313
39.62%
 75
82.67%
FILE 960 - Gaussian Primes 771
54.09%
 327
88.99%
FILE 961 - Ambiguous or Incomplete Inductive Definitions 26
30.77%
 21
19.05%
FILE 962 - Taxicab Numbers 2517
39.73%
 668
86.68%
FILE 963 - Spelling Corrector 495
8.08%
 168
17.26%
FILE 964 - Custom Language 545
17.80%
 58
56.90%
FILE 965 - Police Road Blocks 92
9.78%
 30
20.00%
FILE 966 - Lost Inheritances 83
7.23%
 34
17.65%
FILE 967 - Circular 5958
40.79%
 1284
88.32%
FILE 968 - Constellations 79
11.39%
 36
22.22%
FILE 969 - AlienAlgebra 143
46.15%
 67
67.16%
FILE 970 - Particles 871
27.44%
 160
73.12%
FILE 971 - Towers 137
19.71%
 54
35.19%
FILE 972 - Horizon Line 1398
38.56%
 369
86.72%
FILE 973 - The Guessing Game 169
36.69%
 68
44.12%
FILE 974 - Kaprekar Numbers 4491
40.93%
 1471
89.53%
FILE 975 - Gutenberg Clumsy Helper 102
38.24%
 56
46.43%
FILE 976 - Bridge Building 1695
49.56%
 382
89.79%
FILE 977 - Old West Rumours 130
26.92%
 41
31.71%
FILE 978 - Lemmings Battle! 12417
40.90%
 3382
90.21%
FILE 979 - The Abominable Triangleman 291
35.05%
 97
68.04%
FILE 980 - X-Express 189
24.34%
 63
68.25%
FILE 981 - Systematic Cyclic Redundancy Check Codes 117
26.50%
 36
66.67%
FILE 982 - Cube 207
33.82%
 70
75.71%
FILE 983 - Localized Summing for Blurring 3815
41.91%
 1205
88.38%
FILE 984 - Finding Haplotypes 135
18.52%
 34
44.12%
FILE 985 - Round and Round Maze 1896
59.86%
 491
91.65%
FILE 986 - How Many? 1031
66.44%
 495
92.53%
FILE 987 - Maternity 289
14.88%
 51
50.98%
FILE 988 - Many Paths, One Destination 4558
39.71%
 1500
90.73%
FILE 989 - Su Doku 7951
33.39%
 1528
83.57%
FILE 990 - Diving for Gold 18270
31.99%
 3445
87.58%
FILE 991 - Safe Salutations 11105
37.70%
 3203
90.85%
FILE 992 - Customer Service Cost Evaluation 88
35.23%
 43
55.81%
FILE 993 - Product of digits 12482
53.97%
 4633
94.32%
FILE 994 - POP 90
3.33%
 52
5.77%
FILE 995 - Super Divisible Numbers 348
55.46%
 162
85.80%
FILE 996 - Find the Sequence 201
24.88%
 93
48.39%
FILE 997 - Show the Sequence 1351
46.71%
 423
90.31%
FILE 998 - Dendogram 180
7.22%
 70
11.43%
FILE 999 - Book signatures 646
35.14%
 159
54.72%
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