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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 24260
63.82%
 10927
94.96%
FILE 901 - From Databases to XML 592
1.35%
 65
6.15%
FILE 902 - Password Search 25964
27.85%
 4475
78.26%
FILE 903 - Spiral of Numbers 1121
37.47%
 355
80.28%
FILE 904 - Overlapping Air Traffic Control Zones 460
51.30%
 175
84.00%
FILE 905 - Tacos Panchita 195
35.38%
 81
75.31%
FILE 906 - Rational Neighbor 2488
35.13%
 612
82.84%
FILE 907 - Winterim Backpacking Trip 4844
40.94%
 1430
87.06%
FILE 908 - Re-connecting Computer Sites 15561
38.55%
 3803
90.14%
FILE 909 - The BitPack Data Compression Problem 881
14.98%
 188
42.55%
FILE 910 - TV game 2059
47.74%
 812
91.13%
FILE 911 - Multinomial Coefficients 1552
50.97%
 534
85.21%
FILE 912 - Live From Mars 1159
24.42%
 353
60.06%
FILE 913 - Joana and the Odd Numbers 27657
45.36%
 10049
92.33%
FILE 914 - Jumping Champion 10143
36.90%
 2509
87.05%
FILE 915 - Stack of Cylinders 262
30.15%
 96
75.00%
FILE 916 - Dividing Land 305
2.62%
 31
16.13%
FILE 917 - Euro 2004 221
23.08%
 74
41.89%
FILE 918 - ASCII Mandelbrot 866
28.41%
 210
80.00%
FILE 919 - Cutting Polyominoes 48
37.50%
 31
54.84%
FILE 920 - Sunny Mountains 10390
76.23%
 2767
95.99%
FILE 921 - A Word Puzzle in the Sunny Mountains 895
18.99%
 104
74.04%
FILE 922 - Rectangle by the Ocean 313
46.65%
 120
84.17%
FILE 923 - One Against Many 204
26.47%
 44
61.36%
FILE 924 - Spreading The News 12192
54.15%
 4582
93.82%
FILE 925 - No more prerequisites, please! 879
68.49%
 378
90.48%
FILE 926 - Walking Around Wisely 4293
33.31%
 995
85.53%
FILE 927 - Integer Sequences from Addition of Terms 5200
62.25%
 2876
96.18%
FILE 928 - Eternal Truths 2908
39.58%
 825
87.03%
FILE 929 - Number Maze 34103
32.83%
 5690
79.49%
FILE 930 - Polynomial Roots 483
54.66%
 200
77.50%
FILE 931 - The Probable n-Ascendants 152
17.76%
 58
10.34%
FILE 932 - Checking the N-Queens Problem 496
18.55%
 143
36.36%
FILE 933 - Water Flow 310
47.42%
 127
55.91%
FILE 934 - Overlapping Areas 188
30.85%
 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 150
37.33%
 71
42.25%
FILE 939 - Genes 2414
38.48%
 739
80.51%
FILE 940 - Autobiographical Numbers 164
34.15%
 50
32.00%
FILE 941 - Permutations 10136
33.94%
 2889
70.44%
FILE 942 - Cyclic Numbers 371
36.12%
 126
57.14%
FILE 943 - Number Format Translator 92
35.87%
 60
41.67%
FILE 944 - Happy Numbers 4686
37.26%
 1119
83.38%
FILE 945 - Loading a Cargo Ship 440
43.41%
 185
77.30%
FILE 946 - A Pile of Boxes 417
54.92%
 216
86.11%
FILE 947 - Master Mind Helper 828
73.55%
 441
91.84%
FILE 948 - Fibonaccimal Base 12917
56.58%
 4455
96.00%
FILE 949 - Getaway 1383
35.00%
 339
79.94%
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 126
30.16%
 51
60.78%
FILE 953 - The Incredible Pile Machine 135
69.63%
 71
81.69%
FILE 954 - Tetravex solver 153
32.68%
 55
54.55%
FILE 955 - Interpreting Old Maps 103
25.24%
 28
71.43%
FILE 956 - The Minimum Slot Machine 233
20.60%
 54
66.67%
FILE 957 - Popes 9143
42.29%
 2255
89.05%
FILE 958 - A Homer's Holiday 114
28.95%
 33
60.61%
FILE 959 - Car Rallying 304
40.46%
 74
82.43%
FILE 960 - Gaussian Primes 765
53.73%
 324
88.89%
FILE 961 - Ambiguous or Incomplete Inductive Definitions 26
30.77%
 21
19.05%
FILE 962 - Taxicab Numbers 2472
39.85%
 654
86.85%
FILE 963 - Spelling Corrector 494
7.89%
 167
16.77%
FILE 964 - Custom Language 526
16.73%
 56
53.57%
FILE 965 - Police Road Blocks 91
9.89%
 29
20.69%
FILE 966 - Lost Inheritances 83
7.23%
 34
17.65%
FILE 967 - Circular 5932
40.81%
 1278
88.26%
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 1244
34.32%
 351
86.04%
FILE 973 - The Guessing Game 167
35.93%
 68
41.18%
FILE 974 - Kaprekar Numbers 4490
40.94%
 1471
89.53%
FILE 975 - Gutenberg Clumsy Helper 89
37.08%
 46
43.48%
FILE 976 - Bridge Building 1691
49.50%
 381
89.76%
FILE 977 - Old West Rumours 130
26.92%
 41
31.71%
FILE 978 - Lemmings Battle! 12362
40.81%
 3372
90.18%
FILE 979 - The Abominable Triangleman 290
34.83%
 96
67.71%
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 205
33.17%
 68
75.00%
FILE 983 - Localized Summing for Blurring 3799
41.91%
 1198
88.40%
FILE 984 - Finding Haplotypes 130
16.92%
 31
45.16%
FILE 985 - Round and Round Maze 1890
59.79%
 486
91.56%
FILE 986 - How Many? 1025
66.34%
 490
92.45%
FILE 987 - Maternity 289
14.88%
 51
50.98%
FILE 988 - Many Paths, One Destination 4537
39.67%
 1496
90.78%
FILE 989 - Su Doku 7847
33.45%
 1521
83.63%
FILE 990 - Diving for Gold 18117
31.90%
 3436
87.51%
FILE 991 - Safe Salutations 10999
37.79%
 3188
90.87%
FILE 992 - Customer Service Cost Evaluation 88
35.23%
 43
55.81%
FILE 993 - Product of digits 12394
54.02%
 4628
94.36%
FILE 994 - POP 90
3.33%
 52
5.77%
FILE 995 - Super Divisible Numbers 347
55.33%
 161
85.71%
FILE 996 - Find the Sequence 200
24.50%
 92
47.83%
FILE 997 - Show the Sequence 1293
47.02%
 405
90.86%
FILE 998 - Dendogram 180
7.22%
 70
11.43%
FILE 999 - Book signatures 645
35.19%
 158
55.06%
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