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Browse Problems
Title Total Submissions / Solving % Total Users / Solving %
FILE 1500 - Alice and Bob 635
45.04%
244
80.74%
FILE 1501 - Construct the Great Wall 49
53.06%
30
73.33%
FILE 1502 - GRE Words 993
17.02%
110
60.00%
FILE 1503 - Ji-Tu Problem 79
21.52%
28
50.00%
FILE 1504 - Genghis Khan the Conqueror 794
27.58%
118
77.97%
FILE 1505 - Flood-it! 1013
46.50%
317
86.75%
FILE 1506 - Running relay 126
25.40%
26
76.92%
FILE 1507 - Shadow 11
27.27%
11
27.27%
FILE 1508 - Equipment 512
50.00%
176
88.07%
FILE 1509 - Leet 442
46.83%
124
93.55%
FILE 1510 - Neon Sign 607
69.36%
267
91.76%
FILE 1511 - Soju 292
57.88%
81
86.42%
FILE 1512 - ASCII Expression 69
28.99%
22
59.09%
FILE 1513 - Movie collection 2764
43.63%
594
81.99%
FILE 1514 - Piece it together 581
37.52%
122
80.33%
FILE 1515 - Pool construction 1685
46.94%
291
94.85%
FILE 1516 - Smoking gun 261
30.27%
52
82.69%
FILE 1517 - Tracking RFIDs 180
36.67%
47
76.60%
FILE 1518 - Train delays 281
35.94%
54
75.93%
FILE 1519 - Dictionary Size 503
33.20%
116
75.86%
FILE 1520 - Flights 151
39.07%
40
77.50%
FILE 1521 - GCD Guessing Game 783
44.06%
245
86.12%
FILE 1522 - Lights (extreme) 20
55.00%
11
63.64%
FILE 1523 - Helicopter 265
53.58%
104
95.19%
FILE 1524 - Hot or Cold? 458
38.65%
151
82.78%
FILE 1525 - Falling Leaves 600
59.00%
192
93.23%
FILE 1526 - Edge Detection 110
52.73%
48
75.00%
FILE 1527 - Instruens Fabulam 44
61.36%
22
81.82%
FILE 1528 - Reserve Bookshelf 51
27.45%
23
60.87%
FILE 1529 - Clock 340
28.24%
115
60.87%
FILE 1530 - Floating Point Numbers 264
32.95%
72
73.61%
FILE 1531 - Problem Bee 252
22.62%
45
82.22%
FILE 1532 - A Well-Formed Problem 90
5.56%
28
17.86%
FILE 1533 - Moving Pegs 730
56.99%
187
89.30%
FILE 1534 - Taekwondo 244
43.03%
67
86.57%
FILE 1535 - Lost Lists 117
22.22%
37
51.35%
FILE 1536 - Coins 244
14.34%
57
35.09%
FILE 1537 - Picnic Planning 2150
21.77%
435
70.11%
FILE 1538 - Poly-polygonal Numbers 89
22.47%
30
46.67%
FILE 1539 - Rational Approximation 58
20.69%
25
40.00%
FILE 1540 - Checker's Check 31
29.03%
18
44.44%
FILE 1541 - To Bet or Not To Bet 129
55.04%
58
77.59%
FILE 1542 - BSP Trees 40
37.50%
19
68.42%
FILE 1543 - Telescope 602
65.28%
160
95.00%
FILE 1544 - Simple Arithmetics 303
31.68%
53
62.26%
FILE 1545 - The Bulk 34
70.59%
20
75.00%
FILE 1546 - Complete the sequence! 147
53.06%
63
80.95%
FILE 1547 - Direct Visibility 43
37.21%
18
61.11%
FILE 1548 - The Game of Master-Mind 89
58.43%
40
82.50%
FILE 1549 - Lattice Point 214
54.67%
114
84.21%
FILE 1550 - Coin Exchange 40
27.50%
19
52.63%
FILE 1551 - Cog-Wheels 96
21.88%
17
47.06%
FILE 1552 - Interactive Permutation Guessing 192
0.00%
55
0.00%
FILE 1553 - Buffer Manager 53
52.83%
23
69.57%
FILE 1554 - Binary Search 173
49.71%
61
91.80%
FILE 1555 - Garland 879
44.94%
241
94.61%
FILE 1556 - Disk Tree 2601
29.72%
409
78.24%
FILE 1557 - Calendar Game 170
61.76%
85
85.88%
FILE 1558 - Number Game 312
29.81%
74
82.43%
FILE 1559 - Nim 264
56.82%
135
82.96%
FILE 1560 - Extended Lights Out 677
49.48%
225
88.00%
FILE 1561 - Cycle Game 83
67.47%
38
84.21%
FILE 1562 - Balanced Chemical Equations 53
22.64%
21
42.86%
FILE 1563 - SETI 238
40.34%
87
78.16%
FILE 1564 - Widget Factory 598
43.81%
157
91.08%
FILE 1565 - Stake Your Claim 26
69.23%
17
58.82%
FILE 1566 - John 949
73.23%
515
96.70%
FILE 1567 - A simple stone game 193
51.81%
99
81.82%
FILE 1568 - Domino Puzzle 47
36.17%
20
65.00%
FILE 1569 - Multiple 452
25.44%
92
76.09%
FILE 1570 - Accelerator 117
0.00%
23
0.00%
FILE 1571 - How I Mathematician Wonder What You Are! 249
58.63%
108
90.74%
FILE 1572 - Self-Assembly 4097
44.74%
701
86.02%
FILE 1573 - Hey, Better Bettor 163
41.10%
62
58.06%
FILE 1574 - Surely You Congest 388
30.41%
102
73.53%
FILE 1575 - Factors 1458
38.68%
231
82.25%
FILE 1576 - Harvard 128
42.19%
40
47.50%
FILE 1577 - Low Power 1284
45.79%
294
80.27%
FILE 1578 - Map Tiles 77
18.18%
23
47.83%
FILE 1579 - Matryoshka 764
54.45%
250
83.60%
FILE 1580 - Pirate Chest 493
49.70%
150
80.00%
FILE 1581 - Pollution Solution 306
35.29%
98
71.43%
FILE 1582 - Up a Tree 74
64.86%
32
59.38%
FILE 1583 - Digit Generator 26837
49.07%
4592
93.88%
FILE 1584 - Circular Sequence 18557
62.19%
3966
94.96%
FILE 1585 - Score 56432
52.70%
13823
92.23%
FILE 1586 - Molar mass 33822
52.70%
7508
92.95%
FILE 1587 - Box 25009
29.07%
2739
83.35%
FILE 1588 - Kickdown 17692
35.86%
2256
88.92%
FILE 1589 - Xiangqi 19742
20.08%
1644
74.09%
FILE 1590 - IP Networks 8269
35.42%
1134
87.83%
FILE 1591 - Data Mining 2075
50.17%
413
93.70%
FILE 1592 - Database 13355
37.54%
1504
88.16%
FILE 1593 - Alignment of Code 12781
38.06%
1684
87.41%
FILE 1594 - Ducci Sequence 11552
60.19%
2192
94.66%
FILE 1595 - Symmetry 11416
45.17%
1680
90.48%
FILE 1596 - Bug Hunt 3314
48.01%
586
89.42%
FILE 1597 - Searching the Web 5979
26.31%
555
72.97%
FILE 1598 - Exchange 2133
29.21%
288
79.51%
FILE 1599 - Ideal Path 16271
21.60%
1232
71.43%
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