Browse Problems 
Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
|
100 - The 3n + 1 problem | 865270 |
26.49%
|
132144 |
73.40%
|
|
|
|
101 - The Blocks Problem | 113293 |
24.57%
|
22965 |
69.42%
|
|
|
|
102 - Ecological Bin Packing | 106842 |
39.17%
|
30923 |
87.25%
|
|
|
103 - Stacking Boxes | 44556 |
26.02%
|
11801 |
60.38%
|
|
|
|
104 - Arbitrage | 32000 |
24.62%
|
6703 |
68.12%
|
|
|
|
105 - The Skyline Problem | 60116 |
25.50%
|
14560 |
68.19%
|
|
|
|
106 - Fermat vs. Pythagoras | 29290 |
34.17%
|
6845 |
67.29%
|
|
|
|
107 - The Cat in the Hat | 52217 |
21.37%
|
8934 |
67.94%
|
|
|
|
108 - Maximum Sum | 67356 |
44.22%
|
22210 |
83.29%
|
|
|
|
109 - SCUD Busters | 13556 |
32.18%
|
3539 |
69.26%
|
|
|
|
110 - Meta-Loopless Sorts | 12093 |
30.98%
|
3340 |
64.37%
|
|
|
|
111 - History Grading | 33743 |
45.14%
|
12988 |
77.56%
|
|
|
|
112 - Tree Summing | 38517 |
27.81%
|
7796 |
77.91%
|
|
|
|
113 - Power of Cryptography | 71646 |
40.81%
|
22887 |
88.99%
|
|
|
|
114 - Simulation Wizardry | 8753 |
32.14%
|
2502 |
75.06%
|
|
|
|
115 - Climbing Trees | 7457 |
35.00%
|
2208 |
81.52%
|
|
|
|
116 - Unidirectional TSP | 62569 |
24.11%
|
11274 |
71.00%
|
|
|
|
117 - The Postal Worker Rings Once | 9367 |
49.08%
|
3733 |
89.74%
|
|
|
|
118 - Mutant Flatworld Explorers | 23793 |
40.54%
|
8733 |
86.16%
|
|
|
|
119 - Greedy Gift Givers | 41753 |
28.60%
|
12313 |
74.09%
|
|
|
|
120 - Stacks of Flapjacks | 43247 |
40.74%
|
11566 |
87.07%
|
|
|
|
121 - Pipe Fitters | 7923 |
42.42%
|
3190 |
86.96%
|
|
|
|
122 - Trees on the level | 36166 |
28.70%
|
6599 |
73.62%
|
|
|
|
123 - Searching Quickly | 14152 |
34.99%
|
4685 |
75.07%
|
|
|
|
124 - Following Orders | 13581 |
39.09%
|
4736 |
78.12%
|
|
|
|
125 - Numbering Paths | 10362 |
28.27%
|
2950 |
73.25%
|
|
|
|
126 - The Errant Physicist | 4458 |
31.43%
|
1585 |
75.65%
|
|
|
|
127 - "Accordian" Patience | 17815 |
39.32%
|
4487 |
80.90%
|
|
|
|
128 - Software CRC | 19558 |
42.58%
|
4264 |
88.79%
|
|
|
|
129 - Krypton Factor | 13300 |
38.80%
|
2753 |
83.62%
|
|
|
|
130 - Roman Roulette | 9423 |
42.05%
|
3833 |
81.69%
|
|
|
|
131 - The Psychic Poker Player | 4118 |
50.73%
|
1811 |
89.01%
|
|
|
|
132 - Bumpy Objects | 4330 |
41.20%
|
1146 |
81.94%
|
|
|
|
133 - The Dole Queue | 24448 |
49.03%
|
7208 |
88.76%
|
|
|
|
134 - Loglan-A Logical Language | 3665 |
28.76%
|
1072 |
80.04%
|
|
|
|
135 - No Rectangles | 3158 |
26.85%
|
1161 |
51.51%
|
|
|
|
136 - Ugly Numbers | 110064 |
32.52%
|
28098 |
78.70%
|
|
|
|
137 - Polygons | 4794 |
20.98%
|
1099 |
61.97%
|
|
|
|
138 - Street Numbers | 21299 |
45.38%
|
8658 |
84.60%
|
|
|
|
139 - Telephone Tangles | 10033 |
16.06%
|
1626 |
49.45%
|
|
|
|
140 - Bandwidth | 14853 |
43.14%
|
3392 |
89.30%
|
|
|
|
141 - The Spot Game | 8055 |
43.40%
|
2510 |
89.88%
|
|
|
|
142 - Mouse Clicks | 6908 |
22.08%
|
2411 |
45.50%
|
|
|
|
143 - Orchard Trees | 20341 |
12.30%
|
2577 |
43.31%
|
|
|
|
144 - Student Grants | 7252 |
46.58%
|
2936 |
85.15%
|
|
|
|
145 - Gondwanaland Telecom | 10001 |
24.64%
|
2712 |
73.86%
|
|
|
|
146 - ID Codes | 33601 |
57.19%
|
15421 |
93.62%
|
|
|
|
147 - Dollars | 58946 |
27.85%
|
12169 |
74.44%
|
|
|
|
148 - Anagram checker | 5360 |
35.11%
|
1499 |
76.92%
|
|
|
|
149 - Forests | 1242 |
44.44%
|
402 |
75.37%
|
|
|
|
150 - Double Time | 2546 |
30.83%
|
785 |
63.82%
|
|
|
||||||