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Browse Problems
| Title | Total Submissions / Solving % | Total Users / Solving % | ||||
|
10300 - Ecological Premium | 54676 |
67.19%
|
30507 |
96.95%
|
|
|
|
10301 - Rings and Glue | 9252 |
25.72%
|
2085 |
80.43%
|
|
|
|
10302 - Summation of Polynomials | 28561 |
45.73%
|
11237 |
92.31%
|
|
|
|
10303 - How Many Trees? | 7349 |
40.70%
|
2729 |
79.33%
|
|
|
|
10304 - Optimal Binary Search Tree | 8550 |
51.22%
|
2247 |
88.21%
|
|
|
10305 - Ordering Tasks | 78995 |
43.72%
|
16906 |
90.97%
|
|
|
|
10306 - e-Coins | 7768 |
57.53%
|
3172 |
95.46%
|
|
|
|
10307 - Killing Aliens in Borg Maze | 4840 |
40.81%
|
1339 |
88.80%
|
|
|
|
10308 - Roads in the North | 8505 |
35.18%
|
1854 |
72.38%
|
|
|
|
10309 - Turn the Lights Off | 3138 |
60.13%
|
1372 |
94.17%
|
|
|
|
10310 - Dog and Gopher | 21210 |
29.15%
|
5116 |
84.09%
|
|
|
|
10311 - Goldbach and Euler | 26710 |
22.55%
|
3573 |
69.19%
|
|
|
|
10312 - Expression Bracketing | 2438 |
56.03%
|
1073 |
93.85%
|
|
|
|
10313 - Pay the Price | 11657 |
27.55%
|
2145 |
83.22%
|
|
|
|
10314 - Three Pigs | 4374 |
2.72%
|
272 |
12.50%
|
|
|
|
10315 - Poker Hands | 19626 |
27.86%
|
4744 |
80.42%
|
|
|
|
10316 - Airline Hub | 2843 |
24.09%
|
634 |
73.34%
|
|
|
|
10317 - Equating Equations | 2646 |
14.81%
|
521 |
36.47%
|
|
|
|
10318 - Security Panel | 3783 |
41.55%
|
814 |
89.43%
|
|
|
|
10319 - Manhattan | 3256 |
34.55%
|
894 |
82.10%
|
|
|
|
10320 - Cow Trouble! Help Please!! | 1182 |
32.57%
|
422 |
64.93%
|
|
|
|
10321 - Polygon Intersection | 1943 |
21.62%
|
390 |
65.38%
|
|
|
|
10322 - The Four in One Stadium | 621 |
23.67%
|
140 |
52.86%
|
|
|
|
10323 - Factorial! You Must be Kidding!!! | 45059 |
26.39%
|
10003 |
81.38%
|
|
|
|
10324 - Zeros and Ones | 46347 |
33.16%
|
11256 |
85.45%
|
|
|
|
10325 - The Lottery | 10258 |
37.72%
|
2570 |
75.76%
|
|
|
|
10326 - The Polynomial Equation | 3120 |
37.05%
|
947 |
85.53%
|
|
|
|
10327 - Flip Sort | 54303 |
42.49%
|
15888 |
91.44%
|
|
|
|
10328 - Coin Toss | 2803 |
40.42%
|
829 |
78.89%
|
|
|
|
10329 - Combinatorial Expression | 1495 |
28.03%
|
403 |
72.95%
|
|
|
|
10330 - Power Transmission | 13410 |
40.40%
|
2796 |
90.88%
|
|
|
|
10331 - The Flyover Construction | 1546 |
24.32%
|
366 |
66.39%
|
|
|
|
10332 - The Absent Minded Professor | 764 |
20.03%
|
200 |
45.50%
|
|
|
|
10333 - The Tower of ASCII | 1068 |
50.94%
|
477 |
83.86%
|
|
|
|
10334 - Ray Through Glasses | 12237 |
52.56%
|
5676 |
89.01%
|
|
|
|
10335 - Ray Inside a Polygon | 1420 |
14.86%
|
180 |
47.22%
|
|
|
|
10336 - Rank the Languages | 13762 |
59.10%
|
5636 |
95.74%
|
|
|
|
10337 - Flight Planner | 6561 |
51.33%
|
2795 |
92.84%
|
|
|
|
10338 - Mischievous Children | 14954 |
45.61%
|
5629 |
89.39%
|
|
|
|
10339 - Watching Watches | 2577 |
33.22%
|
707 |
75.53%
|
|
|
|
10340 - All in All | 99150 |
35.21%
|
20529 |
90.66%
|
|
|
|
10341 - Solve It | 52126 |
31.71%
|
8725 |
88.31%
|
|
|
|
10342 - Always Late | 4512 |
22.47%
|
885 |
69.94%
|
|
|
|
10343 - Base64 Decoding | 2408 |
16.61%
|
473 |
54.97%
|
|
|
|
10344 - 23 out of 5 | 31452 |
36.33%
|
6499 |
84.74%
|
|
|
|
10345 - Cricket/Football Goes Down | 701 |
35.52%
|
254 |
55.51%
|
|
|
|
10346 - Peter's Smokes | 58405 |
44.39%
|
20211 |
92.36%
|
|
|
|
10347 - Medians | 20500 |
32.07%
|
5176 |
89.49%
|
|
|
|
10348 - Submarines | 1120 |
35.45%
|
367 |
79.56%
|
|
|
|
10349 - Antenna Placement | 3590 |
46.41%
|
1301 |
82.48%
|
|
|
|
10350 - Liftless EME | 1977 |
57.41%
|
879 |
90.78%
|
|
|
|
10351 - Cutting Diamonds | 853 |
47.71%
|
401 |
88.28%
|
|
|
|
10352 - Count the eWords | 1794 |
18.95%
|
376 |
57.45%
|
|
|
|
10353 - Circles in Hexagon :-) | 563 |
36.06%
|
224 |
56.70%
|
|
|
|
10354 - Avoiding Your Boss | 5800 |
24.91%
|
1205 |
80.08%
|
|
|
|
10355 - Superman | 1038 |
27.17%
|
288 |
71.18%
|
|
|
|
10356 - Rough Roads | 4471 |
37.53%
|
1238 |
84.41%
|
|
|
|
10357 - Playball !!! | 830 |
57.59%
|
460 |
89.13%
|
|
|
|
10358 - Matrix | 973 |
17.99%
|
247 |
41.30%
|
|
|
|
10359 - Tiling | 4742 |
53.86%
|
2056 |
94.11%
|
|
|
|
10360 - Rat Attack | 16897 |
36.67%
|
4294 |
85.42%
|
|
|
|
10361 - Automatic Poetry | 14258 |
49.28%
|
5530 |
92.19%
|
|
|
|
10362 - Trains | 1340 |
16.94%
|
202 |
61.88%
|
|
|
|
10363 - Tic Tac Toe | 14154 |
29.72%
|
3793 |
80.41%
|
|
|
|
10364 - Square | 14406 |
26.70%
|
2969 |
65.58%
|
|
|
|
10365 - Blocks | 4363 |
57.87%
|
2083 |
93.42%
|
|
|
|
10366 - Faucet Flow | 2043 |
29.91%
|
478 |
70.08%
|
|
|
|
10367 - Equations | 1186 |
24.87%
|
327 |
74.31%
|
|
|
|
10368 - Euclid's Game | 7506 |
37.04%
|
2616 |
78.71%
|
|
|
|
10369 - Arctic Network | 20554 |
43.66%
|
5614 |
91.91%
|
|
|
|
10370 - Above Average | 49347 |
54.61%
|
20871 |
95.23%
|
|
|
|
10371 - Time Zones | 3581 |
34.43%
|
1022 |
86.99%
|
|
|
|
10372 - Leaps Tall Buildings (in a single bound) | 679 |
46.39%
|
287 |
78.05%
|
|
|
|
10373 - The Brick Stops Here | 1254 |
30.46%
|
274 |
74.82%
|
|
|
|
10374 - Election | 6908 |
27.10%
|
1797 |
76.79%
|
|
|
|
10375 - Choose and divide | 9770 |
49.66%
|
2511 |
83.91%
|
|
|
|
10376 - Snakes | 616 |
22.40%
|
180 |
63.33%
|
|
|
|
10377 - Maze Traversal | 7998 |
37.52%
|
2788 |
83.50%
|
|
|
|
10378 - Complex Numbers | 2891 |
16.71%
|
430 |
62.79%
|
|
|
|
10379 - Pit Stop Strategy | 359 |
34.82%
|
181 |
56.35%
|
|
|
|
10380 - Shogi Tournament | 1262 |
20.52%
|
207 |
66.67%
|
|
|
|
10381 - The Rock | 975 |
36.82%
|
226 |
73.01%
|
|
|
|
10382 - Watering Grass | 27833 |
22.04%
|
3688 |
65.65%
|
|
|
|
10383 - Queen vs Rook | 197 |
13.71%
|
51 |
41.18%
|
|
|
|
10384 - The Wall Pushers | 2131 |
32.57%
|
333 |
78.98%
|
|
|
|
10385 - Duathlon | 4752 |
30.81%
|
746 |
81.90%
|
|
|
|
10386 - Circles in Triangle | 827 |
50.79%
|
343 |
81.92%
|
|
|
|
10387 - Billiard | 2404 |
67.89%
|
1332 |
95.35%
|
|
|
|
10388 - Snap | 1616 |
24.75%
|
462 |
70.78%
|
|
|
|
10389 - Subway | 4856 |
30.09%
|
965 |
80.10%
|
|
|
|
10390 - Bean Counting | 1014 |
28.60%
|
369 |
72.36%
|
|
|
|
10391 - Compound Words | 22003 |
41.07%
|
3703 |
86.93%
|
|
|
|
10392 - Factoring Large Numbers | 10341 |
49.58%
|
3407 |
90.11%
|
|
|
|
10393 - The One-Handed Typist | 4647 |
32.82%
|
1308 |
84.40%
|
|
|
|
10394 - Twin Primes | 39751 |
39.40%
|
9385 |
87.99%
|
|
|
|
10395 - Titans in Danger | 443 |
25.06%
|
198 |
40.91%
|
|
|
|
10396 - Vampire Numbers | 1692 |
37.06%
|
573 |
72.77%
|
|
|
|
10397 - Connect the Campus | 18762 |
35.29%
|
3875 |
88.08%
|
|
|
|
10398 - The Golden Pentagon | 843 |
28.71%
|
216 |
80.56%
|
|
|
|
10399 - Optimus Prime | 424 |
44.34%
|
162 |
77.16%
|
|
| << Start < Prev 1 Next > End >> | ||
| Display # | Results 1 - 100 of 100 | |