| Title | Total Submissions / Solving % | Total Users / Solving % | |||||
|
|  |
1500 - Alice and Bob | 358 |
41.62%
|
122 |
77.05%
|
|
|
| |
1501 - Construct the Great Wall | 32 |
62.50%
|
19 |
84.21%
|
|
|
| |
1502 - GRE Words | 441 |
20.86%
|
66 |
56.06%
|
|
|
| |
1503 - Ji-Tu Problem | 41 |
14.63%
|
18 |
33.33%
|
|
|
| |
1504 - Genghis Khan the Conqueror | 412 |
37.62%
|
70 |
87.14%
|
|
|
| |
1505 - Flood-it! | 556 |
44.24%
|
147 |
82.99%
|
|
|
| |
1506 - Running relay | 113 |
21.24%
|
25 |
64.00%
|
|
|
| |
1507 - Shadow | 11 |
27.27%
|
11 |
27.27%
|
|
|
| |
1508 - Equipment | 427 |
50.82%
|
157 |
89.17%
|
|
|
| |
1509 - Leet | 412 |
45.63%
|
114 |
93.86%
|
|
|
| |
1510 - Neon Sign | 436 |
71.79%
|
197 |
92.39%
|
|
|
| |
1511 - Soju | 265 |
56.60%
|
71 |
87.32%
|
|
|
| |
1512 - ASCII Expression | 30 |
33.33%
|
15 |
53.33%
|
|
|
| |
1513 - Movie collection | 2040 |
44.36%
|
463 |
82.94%
|
|
|
| |
1514 - Piece it together | 489 |
37.42%
|
109 |
79.82%
|
|
|
| |
1515 - Pool construction | 1327 |
46.42%
|
183 |
93.44%
|
|
|
| |
1516 - Smoking gun | 224 |
32.59%
|
49 |
83.67%
|
|
|
| |
1517 - Tracking RFIDs | 169 |
34.32%
|
43 |
72.09%
|
|
|
| |
1518 - Train delays | 190 |
35.79%
|
43 |
74.42%
|
|
|
| |
1519 - Dictionary Size | 396 |
31.31%
|
92 |
71.74%
|
|
| |
1520 - Flights | 131 |
35.88%
|
34 |
73.53%
|
|
|
| |
1521 - GCD Guessing Game | 453 |
44.15%
|
144 |
84.72%
|
|
|
| |
1522 - Lights (extreme) | 20 |
55.00%
|
11 |
63.64%
|
|
|
| |
1523 - Helicopter | 254 |
53.15%
|
100 |
95.00%
|
|
|
| |
1524 - Hot or Cold? | 443 |
37.25%
|
142 |
81.69%
|
|
|
| |
1525 - Falling Leaves | 304 |
53.29%
|
115 |
93.04%
|
|
|
| |
1526 - Edge Detection | 72 |
55.56%
|
39 |
71.79%
|
|
|
| |
1527 - Instruens Fabulam | 42 |
59.52%
|
20 |
80.00%
|
|
|
| |
1528 - Reserve Bookshelf | 26 |
34.62%
|
13 |
69.23%
|
|
|
| |
1529 - Clock | 222 |
29.73%
|
83 |
62.65%
|
|
|
| |
1530 - Floating Point Numbers | 189 |
35.45%
|
58 |
74.14%
|
|
|
| |
1531 - Problem Bee | 234 |
20.09%
|
40 |
77.50%
|
|
|
| |
1532 - A Well-Formed Problem | 58 |
8.62%
|
18 |
27.78%
|
|
|
| |
1533 - Moving Pegs | 632 |
56.33%
|
167 |
89.82%
|
|
|
| |
1534 - Taekwondo | 232 |
41.81%
|
63 |
88.89%
|
|
|
| |
1535 - Lost Lists | 95 |
15.79%
|
30 |
36.67%
|
|
|
| |
1536 - Coins | 165 |
12.73%
|
38 |
21.05%
|
|
|
| |
1537 - Picnic Planning | 903 |
22.04%
|
184 |
66.30%
|
|
|
| |
1538 - Poly-polygonal Numbers | 82 |
23.17%
|
27 |
48.15%
|
|
|
| |
1539 - Rational Approximation | 52 |
21.15%
|
21 |
42.86%
|
|
|
| |
1540 - Checker's Check | 21 |
33.33%
|
14 |
50.00%
|
|
|
| |
1541 - To Bet or Not To Bet | 121 |
56.20%
|
55 |
76.36%
|
|
|
| |
1542 - BSP Trees | 31 |
38.71%
|
17 |
70.59%
|
|
|
| |
1543 - Telescope | 490 |
64.49%
|
113 |
96.46%
|
|
|
| |
1544 - Simple Arithmetics | 227 |
39.65%
|
40 |
70.00%
|
|
|
| |
1545 - The Bulk | 24 |
62.50%
|
14 |
64.29%
|
|
|
| |
1546 - Complete the sequence! | 93 |
62.37%
|
49 |
83.67%
|
|
|
| |
1547 - Direct Visibility | 19 |
57.89%
|
13 |
53.85%
|
|
|
| |
1548 - The Game of Master-Mind | 70 |
55.71%
|
33 |
78.79%
|
|
|
| |
1549 - Lattice Point | 194 |
53.09%
|
112 |
83.04%
|
|
|
| |
1550 - Coin Exchange | 34 |
26.47%
|
15 |
60.00%
|
|
|
| |
1551 - Cog-Wheels | 70 |
10.00%
|
12 |
50.00%
|
|
1552 - Interactive Permutation Guessing | 158 |
0.00%
|
45 |
0.00%
|
||
|
|
| |
1553 - Buffer Manager | 37 |
45.95%
|
19 |
68.42%
|
|
|
| |
1554 - Binary Search | 164 |
48.17%
|
57 |
92.98%
|
|
|
| |
1555 - Garland | 756 |
45.11%
|
207 |
94.69%
|
|
|
| |
1556 - Disk Tree | 746 |
29.36%
|
193 |
78.24%
|
|
|
| |
1557 - Calendar Game | 156 |
60.90%
|
77 |
85.71%
|
|
|
| |
1558 - Number Game | 281 |
30.25%
|
70 |
80.00%
|
|
|
| |
1559 - Nim | 210 |
57.14%
|
107 |
81.31%
|
|
|
| |
1560 - Extended Lights Out | 359 |
57.10%
|
120 |
92.50%
|
|
|
| |
1561 - Cycle Game | 73 |
72.60%
|
33 |
87.88%
|
|
|
| |
1562 - Balanced Chemical Equations | 45 |
24.44%
|
18 |
44.44%
|
|
|
| |
1563 - SETI | 123 |
51.22%
|
67 |
71.64%
|
|
|
| |
1564 - Widget Factory | 304 |
47.37%
|
73 |
89.04%
|
|
|
| |
1565 - Stake Your Claim | 23 |
73.91%
|
15 |
60.00%
|
|
|
| |
1566 - John | 277 |
59.93%
|
139 |
93.53%
|
|
|
| |
1567 - A simple stone game | 68 |
52.94%
|
42 |
69.05%
|
|
|
| |
1568 - Domino Puzzle | 38 |
36.84%
|
17 |
64.71%
|
|
|
| |
1569 - Multiple | 250 |
34.00%
|
65 |
73.85%
|
|
|
1570 - Accelerator | 83 |
0.00%
|
13 |
0.00%
|
||
|
|
| |
1571 - How I Mathematician Wonder What You Are! | 129 |
64.34%
|
65 |
89.23%
|
|
|
| |
1572 - Self-Assembly | 3224 |
46.25%
|
563 |
84.72%
|
|
|
| |
1573 - Hey, Better Bettor | 125 |
47.20%
|
47 |
65.96%
|
|
|
| |
1574 - Surely You Congest | 355 |
30.14%
|
93 |
77.42%
|
|
|
| |
1575 - Factors | 926 |
39.52%
|
182 |
80.77%
|
|
|
| |
1576 - Harvard | 96 |
53.12%
|
25 |
64.00%
|
|
|
| |
1577 - Low Power | 966 |
46.69%
|
254 |
80.31%
|
|
|
| |
1578 - Map Tiles | 66 |
16.67%
|
18 |
50.00%
|
|
|
| |
1579 - Matryoshka | 531 |
56.31%
|
192 |
81.77%
|
|
|
| |
1580 - Pirate Chest | 334 |
54.19%
|
105 |
82.86%
|
|
|
| |
1581 - Pollution Solution | 263 |
35.36%
|
82 |
71.95%
|
|
|
| |
1582 - Up a Tree | 66 |
65.15%
|
26 |
57.69%
|
|
|
| |
1583 - Digit Generator | 21516 |
49.27%
|
3738 |
93.95%
|
|
|
| |
1584 - Circular Sequence | 14888 |
62.01%
|
3171 |
95.46%
|
|
|
| |
1585 - Score | 45792 |
51.98%
|
11265 |
92.09%
|
|
|
| |
1586 - Molar mass | 28153 |
52.73%
|
6290 |
92.89%
|
|
|
| |
1587 - Box | 20376 |
29.27%
|
2232 |
83.56%
|
|
|
| |
1588 - Kickdown | 14098 |
35.52%
|
1756 |
89.64%
|
|
|
| |
1589 - Xiangqi | 16593 |
19.97%
|
1345 |
73.98%
|
|
|
| |
1590 - IP Networks | 6968 |
34.72%
|
915 |
89.07%
|
|
|
| |
1591 - Data Mining | 1630 |
50.49%
|
324 |
93.21%
|
|
|
| |
1592 - Database | 10642 |
36.84%
|
1174 |
87.65%
|
|
|
| |
1593 - Alignment of Code | 10466 |
38.16%
|
1344 |
87.72%
|
|
|
| |
1594 - Ducci Sequence | 9250 |
59.87%
|
1712 |
94.98%
|
|
|
| |
1595 - Symmetry | 9436 |
43.98%
|
1305 |
90.65%
|
|
|
| |
1596 - Bug Hunt | 2727 |
46.83%
|
458 |
88.65%
|
|
|
| |
1597 - Searching the Web | 4866 |
25.94%
|
439 |
72.21%
|
|
|
| |
1598 - Exchange | 1681 |
31.65%
|
238 |
80.25%
|
|
|
| |
1599 - Ideal Path | 12082 |
22.43%
|
885 |
73.11%
|