Our Patreons
Diamond Sponsors
Steven & Felix Halim
Reinardus Pradhitya
Gold Sponsors
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Silver Sponsors
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Bronze Sponsors
Christianto Handojo
Krzysztof Adamek
Fatima Broom
Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
|
12100 - Printer Queue | 15779 |
64.53%
|
3871 |
94.01%
|
|
|
|
12101 - Prime Path | 2353 |
73.61%
|
908 |
95.15%
|
|
|
|
12102 - Lineland's Airport | 26 |
50.00%
|
18 |
66.67%
|
|
|
|
12103 - Leonardo's Notebook | 780 |
52.44%
|
309 |
91.91%
|
|
|
|
12104 - A Rod in a Path | 32 |
21.88%
|
12 |
41.67%
|
|
|
|
12105 - Bigger is Better | 2698 |
35.36%
|
395 |
84.56%
|
|
|
|
12106 - Collapse!! | 99 |
8.08%
|
16 |
37.50%
|
|
|
|
12107 - Digit Puzzle | 1256 |
43.95%
|
191 |
84.29%
|
|
|
|
12108 - Extraordinarily Tired Students | 7300 |
44.27%
|
1193 |
92.12%
|
|
|
|
12109 - Fairies' Defence | 300 |
35.33%
|
55 |
70.91%
|
|
|
|
12110 - Gargoyle | 69 |
30.43%
|
26 |
50.00%
|
|
|
|
12111 - Hidden Music Score | 74 |
27.03%
|
21 |
61.90%
|
|
|
|
12112 - Iceman | 267 |
29.59%
|
61 |
80.33%
|
|
|
|
12113 - Overlapping Squares | 1409 |
46.84%
|
230 |
91.30%
|
|
|
|
12114 - Bachelor Arithmetic | 4498 |
39.60%
|
1463 |
90.57%
|
|
|
|
12115 - Nested Squares | 397 |
62.22%
|
166 |
92.77%
|
|
|
|
12116 - The Dumb Grocer | 224 |
29.91%
|
53 |
73.58%
|
|
|
|
12117 - ACM Puzzles | 277 |
69.68%
|
135 |
94.81%
|
|
|
|
12118 - Inspector's Dilemma | 3786 |
35.39%
|
486 |
86.01%
|
|
|
|
12119 - The Bells are Ringing | 633 |
30.49%
|
116 |
82.76%
|
|
|
|
12120 - Photographic Tour | 324 |
32.41%
|
91 |
70.33%
|
|
|
|
12121 - You are around me ... | 218 |
39.45%
|
60 |
81.67%
|
|
|
|
12122 - Infinite Matrix | 17 |
64.71%
|
15 |
66.67%
|
|
|
|
12123 - Magnetic Train Tracks | 557 |
36.45%
|
115 |
79.13%
|
|
|
|
12124 - Assemble | 4780 |
45.75%
|
1034 |
88.88%
|
|
|
|
12125 - March of the Penguins | 3118 |
47.56%
|
896 |
92.52%
|
|
|
|
12126 - Containers | 342 |
30.41%
|
98 |
68.37%
|
|
|
|
12127 - Youth Hostel Dorm | 37 |
37.84%
|
19 |
73.68%
|
|
|
|
12128 - Escape from Enemy Territory | 542 |
34.87%
|
132 |
78.79%
|
|
|
|
12129 - Flight Safety | 49 |
34.69%
|
26 |
53.85%
|
|
|
|
12130 - Summits | 320 |
46.56%
|
105 |
81.90%
|
|
|
|
12131 - Obfuscation | 467 |
31.69%
|
104 |
81.73%
|
|
|
|
12132 - Tower Parking | 215 |
66.98%
|
125 |
91.20%
|
|
|
|
12133 - Walk | 47 |
38.30%
|
22 |
59.09%
|
|
|
|
12134 - Find the Format String | 827 |
32.16%
|
157 |
74.52%
|
|
|
|
12135 - Switch Bulbs | 1850 |
46.59%
|
383 |
90.08%
|
|
|
|
12136 - Schedule of a Married Man | 6470 |
45.07%
|
2189 |
91.82%
|
|
|
|
12137 - Puzzles of Triangles | 342 |
54.39%
|
105 |
88.57%
|
|
|
|
12138 - Chemical Plant | 275 |
22.55%
|
56 |
71.43%
|
|
|
|
12139 - Clicking Checkboxes | 146 |
63.01%
|
59 |
84.75%
|
|
|
|
12140 - Magic Rings | 264 |
27.65%
|
49 |
65.31%
|
|
|
|
12141 - Line Chart | 422 |
27.01%
|
99 |
72.73%
|
|
|
|
12142 - Mobile Tower | 57 |
35.09%
|
23 |
65.22%
|
|
|
|
12143 - Stopping Doom's Day | 255 |
60.78%
|
114 |
87.72%
|
|
|
|
12144 - Almost Shortest Path | 3497 |
46.01%
|
813 |
87.21%
|
|
|
|
12145 - Bases | 199 |
23.12%
|
46 |
67.39%
|
|
|
|
12146 - Candy | 1147 |
56.15%
|
347 |
87.61%
|
|
|
|
12147 - DNA Sequences | 694 |
39.91%
|
201 |
79.10%
|
|
|
|
12148 - Electricity | 5273 |
45.33%
|
1908 |
89.68%
|
|
|
|
12149 - Feynman | 17121 |
77.00%
|
8694 |
98.46%
|
|
|
|
12150 - Pole Position | 7135 |
37.94%
|
1990 |
90.90%
|
|
|
|
12151 - Higgs Boson | 160 |
14.38%
|
38 |
47.37%
|
|
|
|
12152 - Traveling Shoemaker Problem | 212 |
20.75%
|
51 |
68.63%
|
|
|
|
12153 - Bora Bora | 278 |
37.05%
|
86 |
80.23%
|
|
|
|
12154 - Shrinking Polygons | 327 |
50.76%
|
114 |
78.95%
|
|
|
|
12155 - ASCII Diamondi | 524 |
67.37%
|
249 |
94.38%
|
|
|
|
12156 - Match Maker | 89 |
28.09%
|
33 |
54.55%
|
|
|
|
12157 - Tariff Plan | 14439 |
61.04%
|
7492 |
96.13%
|
|
|
|
12158 - Irreducible Fractions | 90 |
32.22%
|
36 |
66.67%
|
|
|
|
12159 - Gun Fight | 684 |
35.38%
|
219 |
84.47%
|
|
|
|
12160 - Unlock the Lock | 4657 |
70.60%
|
1874 |
97.39%
|
|
|
|
12161 - Ironman Race in Treeland | 968 |
39.67%
|
154 |
86.36%
|
|
|
|
12162 - Shooting the Monster | 90 |
13.33%
|
27 |
29.63%
|
|
|
|
12163 - Addition-Subtraction Game | 387 |
32.04%
|
56 |
89.29%
|
|
|
|
12164 - The Great Game | 161 |
22.98%
|
47 |
51.06%
|
|
|
|
12165 - Triangle Hazard | 267 |
75.28%
|
93 |
96.77%
|
|
|
|
12166 - Equilibrium Mobile | 4645 |
43.16%
|
690 |
92.17%
|
|
|
|
12167 - Proving Equivalences | 2897 |
37.66%
|
660 |
90.00%
|
|
|
|
12168 - Cat vs. Dog | 1489 |
46.61%
|
457 |
87.96%
|
|
|
|
12169 - Disgruntled Judge | 4331 |
60.33%
|
741 |
94.33%
|
|
|
|
12170 - Easy Climb | 1764 |
38.32%
|
309 |
88.03%
|
|
|
|
12171 - Sculpture | 2561 |
46.43%
|
460 |
85.87%
|
|
|
|
12172 - Matchsticks | 736 |
45.38%
|
246 |
88.62%
|
|
|
|
12173 - White Water Rafting | 156 |
51.92%
|
76 |
86.84%
|
|
|
|
12174 - Shuffle | 3180 |
42.39%
|
520 |
89.62%
|
|
|
|
12175 - Videopoker | 68 |
45.59%
|
33 |
60.61%
|
|
|
|
12176 - Bring Your Own Horse | 1459 |
38.79%
|
328 |
79.27%
|
|
|
|
12177 - First Knight | 584 |
36.64%
|
96 |
77.08%
|
|
|
|
12178 - Postal Charges | 289 |
34.60%
|
91 |
70.33%
|
|
|
|
12179 - Randomly-priced Tickets | 796 |
52.14%
|
134 |
87.31%
|
|
|
|
12180 - The Game | 54 |
55.56%
|
31 |
67.74%
|
|
|
|
12181 - The Merchant Guild | 58 |
56.90%
|
29 |
72.41%
|
|
|
|
12182 - Toll Road | 679 |
29.01%
|
155 |
76.77%
|
|
|
|
12183 - Top Secret | 1320 |
46.36%
|
83 |
77.11%
|
|
|
|
12184 - Transcribed Books | 1798 |
23.75%
|
306 |
82.68%
|
|
|
|
12185 - Wizards | 449 |
15.14%
|
64 |
71.88%
|
|
|
|
12186 - Another Crisis | 7114 |
60.96%
|
1503 |
96.67%
|
|
|
|
12187 - Brothers | 2373 |
57.02%
|
936 |
94.66%
|
|
|
|
12188 - Code Lock | 421 |
35.87%
|
98 |
61.22%
|
|
|
|
12189 - Dinner Hall | 294 |
62.59%
|
147 |
89.80%
|
|
|
|
12190 - Electric Bill | 3225 |
43.78%
|
911 |
90.12%
|
|
|
|
12191 - File Recover | 705 |
43.26%
|
216 |
83.33%
|
|
|
|
12192 - Grapevine | 7888 |
38.95%
|
1859 |
87.68%
|
|
|
|
12193 - Hooligan | 282 |
46.45%
|
79 |
82.28%
|
|
|
|
12194 - Isosceles Triangles | 975 |
37.13%
|
258 |
76.36%
|
|
|
|
12195 - Jingle Composing | 4381 |
71.17%
|
1973 |
97.16%
|
|
|
|
12196 - Klingon Levels | 236 |
61.86%
|
123 |
81.30%
|
|
|
|
12197 - Trick or Treat | 1474 |
40.77%
|
345 |
80.87%
|
|
|
|
12198 - Working at the Restaurant | 450 |
40.44%
|
148 |
85.14%
|
|
|
|
12199 - Lights | 86 |
51.16%
|
38 |
78.95%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |


