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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
10700 - Camel trading | 10695 |
42.42%
|
3521 |
89.29%
|
|
|
|
10701 - Pre, in and post | 7414 |
59.54%
|
2865 |
93.96%
|
|
|
|
10702 - Travelling Salesman | 5356 |
51.31%
|
1572 |
91.03%
|
|
|
|
10703 - Free spots | 12187 |
49.36%
|
4077 |
94.58%
|
|
|
|
10704 - Traffic! | 729 |
35.80%
|
191 |
74.87%
|
|
|
|
10705 - The Fun Number System | 2179 |
40.25%
|
720 |
84.44%
|
|
|
|
10706 - Number Sequence | 12148 |
36.47%
|
3322 |
75.92%
|
|
|
|
10707 - 2D-Nim | 1669 |
38.05%
|
462 |
80.30%
|
|
|
10708 - Cheetah | 801 |
25.47%
|
209 |
71.29%
|
|
|
|
10709 - Intersection is Not that Easy | 1903 |
25.91%
|
398 |
77.89%
|
|
|
|
10710 - Chinese Shuffle | 1482 |
43.52%
|
507 |
79.29%
|
|
|
|
10711 - Stitching | 217 |
53.46%
|
94 |
88.30%
|
|
|
|
10712 - Count the Numbers | 1429 |
21.76%
|
398 |
45.73%
|
|
|
|
10713 - Map | 1235 |
21.94%
|
331 |
64.95%
|
|
|
|
10714 - Ants | 12708 |
51.02%
|
4067 |
91.84%
|
|
|
|
10715 - Cat | 1379 |
30.24%
|
250 |
70.40%
|
|
|
|
10716 - Evil Straw Warts Live | 3133 |
32.88%
|
876 |
70.21%
|
|
|
|
10717 - Mint | 7438 |
40.00%
|
2237 |
87.66%
|
|
|
|
10718 - Bit Mask | 7942 |
42.18%
|
2572 |
84.88%
|
|
|
|
10719 - Quotient Polynomial | 5650 |
40.87%
|
1776 |
85.81%
|
|
|
|
10720 - Graph Construction | 8294 |
29.36%
|
1766 |
78.82%
|
|
|
|
10721 - Bar Codes | 9531 |
52.97%
|
3423 |
94.45%
|
|
|
|
10722 - Super Lucky Numbers | 2507 |
27.64%
|
626 |
70.93%
|
|
|
|
10723 - Cyborg Genes | 4881 |
37.37%
|
843 |
90.04%
|
|
|
|
10724 - Road Construction | 3380 |
29.53%
|
667 |
80.51%
|
|
|
|
10725 - Triangular Square | 2845 |
9.56%
|
269 |
59.85%
|
|
|
|
10726 - Coco Monkey | 722 |
35.60%
|
224 |
76.34%
|
|
|
|
10727 - Practice | 324 |
43.21%
|
119 |
67.23%
|
|
|
|
10728 - Help! | 927 |
31.72%
|
334 |
74.25%
|
|
|
|
10729 - Treequivalence | 990 |
18.38%
|
272 |
48.53%
|
|
|
|
10730 - Antiarithmetic? | 4637 |
47.36%
|
1725 |
86.03%
|
|
|
|
10731 - Test | 3774 |
43.35%
|
1283 |
88.54%
|
|
|
|
10732 - The Strange Research | 810 |
35.19%
|
244 |
75.41%
|
|
|
|
10733 - The Colored Cubes | 1746 |
56.59%
|
717 |
87.59%
|
|
|
|
10734 - Triangle Partitioning | 505 |
65.74%
|
320 |
88.44%
|
|
|
|
10735 - Euler Circuit | 4693 |
28.15%
|
742 |
76.01%
|
|
|
|
10736 - Series of PI | 376 |
54.26%
|
130 |
87.69%
|
|
|
|
10737 - The Difference Engine | 399 |
15.54%
|
76 |
61.84%
|
|
|
|
10738 - Riemann vs Mertens | 5222 |
54.88%
|
1779 |
88.48%
|
|
|
|
10739 - String to Palindrome | 8888 |
63.10%
|
3087 |
95.21%
|
|
|
|
10740 - Not the Best | 2636 |
33.57%
|
484 |
84.09%
|
|
|
|
10741 - Magic Cube | 851 |
33.49%
|
331 |
64.05%
|
|
|
|
10742 - The New Rule in Euphomia | 2938 |
61.30%
|
1185 |
94.26%
|
|
|
|
10743 - Blocks on Blocks | 439 |
41.00%
|
173 |
77.46%
|
|
|
|
10744 - The Optimal Super-Highway | 1605 |
27.91%
|
303 |
69.31%
|
|
|
|
10745 - Dominant Strings | 4647 |
41.58%
|
675 |
69.33%
|
|
|
|
10746 - Crime Wave - The Sequel | 5913 |
31.20%
|
1160 |
82.41%
|
|
|
|
10747 - Maximum Subsequence | 2697 |
16.72%
|
553 |
46.84%
|
|
|
|
10748 - Knights Roaming | 1410 |
28.16%
|
277 |
64.62%
|
|
|
|
10749 - Automobile Travelling | 477 |
21.59%
|
84 |
58.33%
|
|
|
|
10750 - Beautiful Points | 2620 |
42.14%
|
548 |
81.75%
|
|
|
|
10751 - Chessboard | 2456 |
54.40%
|
1101 |
89.19%
|
|
|
|
10752 - Distant Jumping | 349 |
35.53%
|
74 |
74.32%
|
|
|
|
10753 - Exponential Function | 452 |
20.13%
|
67 |
38.81%
|
|
|
|
10754 - Fantastic Sequence | 1818 |
23.32%
|
289 |
77.16%
|
|
|
|
10755 - Garbage Heap | 13327 |
31.16%
|
2535 |
85.13%
|
|
|
|
10756 - HardNumbers | 312 |
15.38%
|
55 |
47.27%
|
|
|
|
10757 - Interpreting SQL | 1011 |
5.14%
|
62 |
50.00%
|
|
|
|
10758 - Journey | 226 |
40.27%
|
83 |
72.29%
|
|
|
|
10759 - Dice Throwing | 3755 |
61.92%
|
1605 |
96.57%
|
|
|
|
10760 - Translation or rotation | 493 |
25.35%
|
123 |
69.11%
|
|
|
|
10761 - Broken Keyboard | 930 |
44.41%
|
405 |
83.46%
|
|
|
|
10762 - Treasure Castle | 177 |
23.73%
|
47 |
59.57%
|
|
|
|
10763 - Foreign Exchange | 26684 |
46.51%
|
5642 |
90.07%
|
|
|
|
10764 - Signed-digit numbers | 398 |
50.75%
|
178 |
85.96%
|
|
|
|
10765 - Doves and bombs | 9706 |
39.87%
|
2090 |
91.24%
|
|
|
|
10766 - Organising the Organisation | 3121 |
32.91%
|
303 |
80.53%
|
|
|
|
10767 - Barcelona's trams | 299 |
49.83%
|
116 |
87.07%
|
|
|
|
10768 - Planarity | 637 |
38.15%
|
207 |
75.85%
|
|
|
|
10769 - Pillars | 970 |
42.27%
|
331 |
83.38%
|
|
|
|
10770 - Sokoban | 567 |
21.52%
|
91 |
58.24%
|
|
|
|
10771 - Barbarian tribes | 2020 |
51.98%
|
716 |
86.17%
|
|
|
|
10772 - Rose windows | 349 |
59.60%
|
153 |
89.54%
|
|
|
|
10773 - Back to Intermediate Math | 24240 |
33.48%
|
6668 |
91.66%
|
|
|
|
10774 - Repeated Josephus | 1516 |
74.74%
|
834 |
93.88%
|
|
|
|
10775 - Mystical Matrix | 322 |
49.07%
|
162 |
69.75%
|
|
|
|
10776 - Determine The Combination | 5534 |
38.13%
|
1746 |
81.44%
|
|
|
|
10777 - God! Save me | 1438 |
53.13%
|
519 |
92.68%
|
|
|
|
10778 - Mathemagicland | 358 |
16.20%
|
45 |
53.33%
|
|
|
|
10779 - Collectors Problem | 4296 |
50.77%
|
1198 |
90.15%
|
|
|
|
10780 - Again Prime? No Time. | 13161 |
32.41%
|
2294 |
81.17%
|
|
|
|
10781 - Global Positioning System | 1339 |
0.22%
|
28 |
10.71%
|
|
|
|
10782 - Send More Money | 789 |
26.24%
|
217 |
65.44%
|
|
|
|
10783 - Odd Sum | 119439 |
45.52%
|
35206 |
94.17%
|
|
|
|
10784 - Diagonal | 14349 |
43.73%
|
5198 |
92.73%
|
|
|
|
10785 - The Mad Numerologist | 5097 |
40.77%
|
1653 |
91.83%
|
|
|
|
10786 - Qualify for the Champions League | 177 |
52.54%
|
120 |
66.67%
|
|
|
|
10787 - Modular Equations | 958 |
59.19%
|
474 |
86.50%
|
|
|
|
10788 - Parenthesizing Palindromes | 655 |
32.06%
|
253 |
65.61%
|
|
|
|
10789 - Prime Frequency | 19306 |
48.47%
|
6472 |
92.51%
|
|
|
|
10790 - How Many Points of Intersection? | 8699 |
51.30%
|
3387 |
94.77%
|
|
|
|
10791 - Minimum Sum LCM | 24172 |
27.36%
|
3273 |
83.04%
|
|
|
|
10792 - The Laurel-Hardy Story | 1087 |
59.52%
|
561 |
94.12%
|
|
|
|
10793 - The Orc Attack | 3246 |
40.73%
|
997 |
90.47%
|
|
|
|
10794 - The Deadly Olympic Returns!!! | 851 |
32.55%
|
199 |
83.92%
|
|
|
|
10795 - A Different Task | 3920 |
47.19%
|
899 |
93.99%
|
|
|
|
10796 - Right Hand Rule | 579 |
18.31%
|
88 |
56.82%
|
|
|
|
10797 - Peaceful Sharing | 392 |
38.52%
|
97 |
70.10%
|
|
|
|
10798 - Be wary of Roses | 1279 |
26.90%
|
227 |
66.52%
|
|
|
|
10799 - OOPS! They did it Again... | 552 |
43.48%
|
220 |
78.64%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |