Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | |||
|
|
600 - A Duckpin Tournament | 1396 |
16.55%
|
273 |
34.80%
|
|
|
601 - The PATH | 3954 |
29.59%
|
1009 |
71.75%
|
|
|
602 - What Day Is It? | 9181 |
25.85%
|
1591 |
63.92%
|
|
|
603 - Parking Lot | 3123 |
20.75%
|
793 |
43.51%
|
|
|
604 - The Boggle Game | 3613 |
28.23%
|
708 |
55.23%
|
|
|
605 - The Rotating Disk | 681 |
7.93%
|
105 |
25.71%
|
|
|
606 - Keeps Going and Going and ... | 699 |
16.02%
|
230 |
45.22%
|
|
|
607 - Scheduling Lectures | 4761 |
19.55%
|
1071 |
52.57%
|
|
|
608 - Counterfeit Dollar | 5151 |
33.51%
|
1716 |
74.71%
|
|
|
609 - Metal Cutting | 1396 |
17.62%
|
287 |
40.77%
|
|
|
610 - Street Directions | 2512 |
35.23%
|
742 |
72.37%
|
|
|
611 - Parallel Deadlock | 448 |
14.29%
|
154 |
33.77%
|
|
|
612 - DNA Sorting | 27676 |
20.52%
|
5907 |
59.20%
|
|
|
613 - Numbers That Count | 2692 |
20.25%
|
782 |
45.65%
|
|
|
614 - Mapping the Route | 1620 |
32.78%
|
723 |
62.93%
|
|
|
615 - Is It A Tree? | 15413 |
18.17%
|
2974 |
62.68%
|
|
|
616 - Coconuts, Revisited | 6364 |
22.99%
|
1419 |
54.55%
|
|
|
617 - Nonstop Travel | 1719 |
44.44%
|
786 |
82.19%
|
|
|
618 - Doing Windows | 1056 |
26.42%
|
365 |
67.40%
|
|
|
619 - Numerically Speaking | 3806 |
48.34%
|
1353 |
84.18%
|
|
|
620 - Cellular Structure | 2768 |
50.69%
|
1374 |
85.81%
|
|
|
621 - Secret Research | 10782 |
44.08%
|
4416 |
86.44%
|
|
|
622 - Grammar Evaluation | 2350 |
30.81%
|
707 |
80.76%
|
|
|
623 - 500! | 33896 |
24.53%
|
8055 |
64.56%
|
|
|
624 - CD | 11614 |
44.17%
|
3804 |
88.07%
|
|
|
625 - Compression | 1400 |
19.00%
|
363 |
58.68%
|
|
|
626 - Ecosystem | 2641 |
39.83%
|
984 |
79.78%
|
|
|
627 - The Net | 3027 |
40.57%
|
1190 |
80.59%
|
|
|
628 - Passwords | 3474 |
59.10%
|
1706 |
87.34%
|
|
|
629 - Test | 531 |
52.73%
|
170 |
76.47%
|
|
|
630 - Anagrams (II) | 5721 |
21.34%
|
1669 |
59.20%
|
|
|
631 - Microzoft Calendar | 579 |
17.27%
|
131 |
55.73%
|
|
|
632 - Compression (II) | 2543 |
24.22%
|
672 |
69.94%
|
|
|
633 - A Chess Knight | 2662 |
17.58%
|
484 |
78.93%
|
|
|
634 - Polygon | 2662 |
51.95%
|
1121 |
90.45%
|
|
|
635 - Clock solitaire | 444 |
55.63%
|
217 |
84.33%
|
|
|
636 - Squares (III) | 3704 |
54.75%
|
1871 |
92.94%
|
|
|
637 - Booklet Printing | 5487 |
42.50%
|
2313 |
80.72%
|
|
|
638 - Finding Rectangles | 2520 |
35.48%
|
801 |
68.79%
|
|
|
639 - Don't Get Rooked | 4713 |
60.20%
|
2335 |
91.09%
|
|
|
640 - Self Numbers | 12458 |
49.41%
|
4776 |
88.74%
|
|
|
641 - Do the Untwist | 2017 |
62.67%
|
1070 |
90.93%
|
|
|
642 - Word Amalgamation | 5512 |
52.50%
|
2496 |
90.99%
|
|
|
643 - Bulk Mailing | 586 |
18.60%
|
153 |
49.67%
|
|
|
644 - Immediate Decodability | 6613 |
47.30%
|
2511 |
90.16%
|
|
|
645 - File Mapping | 1054 |
24.00%
|
350 |
55.71%
|
|
|
646 - The Gourmet Club | 375 |
17.33%
|
69 |
37.68%
|
|
|
647 - Chutes and Ladders | 1149 |
55.27%
|
645 |
84.34%
|
|
|
648 - Stamps (II) | 539 |
31.17%
|
211 |
63.03%
|
|
|
649 - You Who? | 93 |
9.68%
|
41 |
12.20%
|
|
|
650 - Bowl | 798 |
10.15%
|
239 |
21.76%
|
|
|
651 - Deck | 1615 |
52.20%
|
793 |
84.99%
|
|
|
652 - Eight | 5619 |
16.25%
|
743 |
47.64%
|
|
|
653 - Gizilch | 1068 |
30.24%
|
309 |
68.28%
|
|
|
654 - Ratio | 2053 |
26.64%
|
755 |
61.32%
|
|
|
655 - Scrabble | 788 |
11.29%
|
260 |
16.15%
|
|
|
656 - Optimal Programs | 1642 |
22.11%
|
463 |
59.61%
|
|
|
657 - The die is cast | 6690 |
25.75%
|
1698 |
74.32%
|
|
|
658 - It's not a Bug, it's a Feature! | 2972 |
28.16%
|
544 |
72.98%
|
|
|
659 - Reflections | 648 |
37.50%
|
260 |
77.69%
|
|
|
660 - Going in circles on Alpha Centauri | 548 |
29.74%
|
187 |
67.91%
|
|
|
661 - Blowing Fuses | 8648 |
35.46%
|
3018 |
85.98%
|
|
|
662 - Fast Food | 2311 |
31.98%
|
630 |
76.83%
|
|
|
663 - Sorting Slides | 2900 |
14.72%
|
668 |
42.51%
|
|
|
664 - Single-Player Games | 594 |
25.76%
|
171 |
70.18%
|
|
|
665 - False coin | 3172 |
23.61%
|
889 |
59.39%
|
|
|
666 - Rating | 367 |
8.45%
|
105 |
24.76%
|
|
|
667 - Fence | 571 |
16.81%
|
163 |
44.79%
|
|
|
668 - Parliament | 2157 |
23.41%
|
758 |
55.01%
|
|
|
669 - Defragment | 1126 |
22.47%
|
262 |
59.92%
|
|
|
670 - The dog task | 5368 |
31.05%
|
906 |
67.44%
|
|
|
671 - Spell checker | 3372 |
21.38%
|
705 |
60.57%
|
|
|
672 - Gangsters | 1958 |
22.01%
|
442 |
59.50%
|
|
|
673 - Parentheses Balance | 48372 |
29.22%
|
9881 |
82.31%
|
|
|
674 - Coin Change | 21420 |
47.73%
|
7138 |
90.28%
|
|
|
675 - Convex Hull of the Polygon | 1292 |
8.67%
|
232 |
27.16%
|
|
|
676 - Horse Step Maze | 1388 |
10.66%
|
249 |
49.00%
|
|
|
677 - All Walks of length "n" from the first node | 2784 |
33.33%
|
903 |
76.41%
|
|
|
678 - Schedule of Taiwan Baseball League | 247 |
31.98%
|
101 |
54.46%
|
|
|
679 - Dropping Balls | 5550 |
47.77%
|
1864 |
85.30%
|
|
|
680 - Movement of Reading Head | 557 |
36.09%
|
202 |
79.70%
|
|
|
681 - Convex Hull Finding | 12353 |
21.59%
|
1993 |
70.70%
|
|
|
682 - Whoever-pick-the-last-one-lose | 645 |
32.56%
|
186 |
67.74%
|
|
|
683 - Character Decoding | 303 |
22.44%
|
106 |
44.34%
|
|
|
684 - Integral Determinant | 3027 |
17.08%
|
482 |
51.45%
|
|
|
685 - Least Path Cost | 813 |
32.47%
|
252 |
80.56%
|
|
|
686 - Goldbach's Conjecture (II) | 17399 |
52.07%
|
7014 |
92.94%
|
|
|
687 - Lattice Practices | 331 |
12.69%
|
71 |
47.89%
|
|
|
688 - Mobile Phone Coverage | 2531 |
35.05%
|
739 |
82.95%
|
|
|
689 - Napoleon's Grumble | 1281 |
11.87%
|
316 |
36.08%
|
|
|
690 - Pipeline Scheduling | 845 |
29.59%
|
76 |
42.11%
|
|
|
691 - Triangle Partition | 1202 |
2.00%
|
118 |
12.71%
|
|
|
692 - BUT We Need a Diagram | 468 |
22.86%
|
144 |
56.25%
|
|
|
693 - Digital Racing Circuit | 409 |
8.07%
|
53 |
18.87%
|
|
|
694 - The Collatz Sequence | 24331 |
38.93%
|
8395 |
87.12%
|
|
|
695 - Placing the Ops | 1099 |
35.67%
|
196 |
69.90%
|
|
|
696 - How Many Knights | 6426 |
37.83%
|
1982 |
84.56%
|
|
|
697 - Jack and Jill | 2724 |
10.24%
|
532 |
28.95%
|
|
|
698 - Index | 2200 |
11.18%
|
450 |
28.44%
|
|
|
699 - The Falling Leaves | 5588 |
37.19%
|
1813 |
74.85%
|
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| Display # | Results 1 - 100 of 100 | |
Browse Problems 



