| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 768345 |
2023-06-28T00:32:38 Z |
iamjiamingliu |
Bank (IZhO14_bank) |
PyPy 3 |
|
356 ms |
36944 KB |
from sys import exit
people_num, note_num = [int(i) for i in input().split()]
people = [int(i) for i in input().split()]
banknotes = [int(i) for i in input().split()]
leftover = [-1 for _ in range(1 << note_num)]
people_covered = [-1 for _ in range(1 << note_num)]
leftover[0] = 0
people_covered[0] = 0
for s in range(1, 1 << note_num):
for last in range(note_num):
if (s & (1 << last)) == 0:
continue
prev = s & ~(1 << last)
if people_covered[prev] == -1:
continue
new_amt = leftover[prev] + banknotes[last]
# the salary of the current person we're going to try to pay
curr_target = people[people_covered[prev]]
# if it's still not enough, just increment the leftover pile
if new_amt < curr_target:
people_covered[s] = people_covered[prev]
leftover[s] = new_amt
"""
or it's exactly right, in which case reset the leftover count
and increment the covered amount
"""
elif new_amt == curr_target:
people_covered[s] = people_covered[prev] + 1
leftover[s] = 0
# we've covered all the people!
if people_covered[s] == people_num:
print("YES")
exit()
print("NO")
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
30 ms |
18220 KB |
Output is correct |
| 2 |
Correct |
30 ms |
18184 KB |
Output is correct |
| 3 |
Correct |
37 ms |
18896 KB |
Output is correct |
| 4 |
Correct |
35 ms |
19236 KB |
Output is correct |
| 5 |
Correct |
238 ms |
35420 KB |
Output is correct |
| 6 |
Correct |
42 ms |
18984 KB |
Output is correct |
| 7 |
Correct |
39 ms |
19384 KB |
Output is correct |
| 8 |
Correct |
51 ms |
35656 KB |
Output is correct |
| 9 |
Correct |
292 ms |
35608 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
39 ms |
19372 KB |
Output is correct |
| 2 |
Correct |
37 ms |
18944 KB |
Output is correct |
| 3 |
Correct |
38 ms |
18988 KB |
Output is correct |
| 4 |
Correct |
37 ms |
19092 KB |
Output is correct |
| 5 |
Correct |
37 ms |
19012 KB |
Output is correct |
| 6 |
Correct |
35 ms |
18812 KB |
Output is correct |
| 7 |
Correct |
39 ms |
19312 KB |
Output is correct |
| 8 |
Correct |
39 ms |
18852 KB |
Output is correct |
| 9 |
Correct |
39 ms |
19060 KB |
Output is correct |
| 10 |
Correct |
43 ms |
19112 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
45 ms |
19840 KB |
Output is correct |
| 2 |
Correct |
53 ms |
20648 KB |
Output is correct |
| 3 |
Correct |
47 ms |
20104 KB |
Output is correct |
| 4 |
Correct |
40 ms |
19608 KB |
Output is correct |
| 5 |
Correct |
47 ms |
19728 KB |
Output is correct |
| 6 |
Correct |
40 ms |
19632 KB |
Output is correct |
| 7 |
Correct |
49 ms |
19980 KB |
Output is correct |
| 8 |
Correct |
50 ms |
20296 KB |
Output is correct |
| 9 |
Correct |
43 ms |
19636 KB |
Output is correct |
| 10 |
Correct |
47 ms |
19728 KB |
Output is correct |
| 11 |
Correct |
43 ms |
19596 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
30 ms |
18220 KB |
Output is correct |
| 2 |
Correct |
30 ms |
18184 KB |
Output is correct |
| 3 |
Correct |
37 ms |
18896 KB |
Output is correct |
| 4 |
Correct |
35 ms |
19236 KB |
Output is correct |
| 5 |
Correct |
238 ms |
35420 KB |
Output is correct |
| 6 |
Correct |
42 ms |
18984 KB |
Output is correct |
| 7 |
Correct |
39 ms |
19384 KB |
Output is correct |
| 8 |
Correct |
51 ms |
35656 KB |
Output is correct |
| 9 |
Correct |
292 ms |
35608 KB |
Output is correct |
| 10 |
Correct |
39 ms |
19372 KB |
Output is correct |
| 11 |
Correct |
37 ms |
18944 KB |
Output is correct |
| 12 |
Correct |
38 ms |
18988 KB |
Output is correct |
| 13 |
Correct |
37 ms |
19092 KB |
Output is correct |
| 14 |
Correct |
37 ms |
19012 KB |
Output is correct |
| 15 |
Correct |
35 ms |
18812 KB |
Output is correct |
| 16 |
Correct |
39 ms |
19312 KB |
Output is correct |
| 17 |
Correct |
39 ms |
18852 KB |
Output is correct |
| 18 |
Correct |
39 ms |
19060 KB |
Output is correct |
| 19 |
Correct |
43 ms |
19112 KB |
Output is correct |
| 20 |
Correct |
45 ms |
19840 KB |
Output is correct |
| 21 |
Correct |
53 ms |
20648 KB |
Output is correct |
| 22 |
Correct |
47 ms |
20104 KB |
Output is correct |
| 23 |
Correct |
40 ms |
19608 KB |
Output is correct |
| 24 |
Correct |
47 ms |
19728 KB |
Output is correct |
| 25 |
Correct |
40 ms |
19632 KB |
Output is correct |
| 26 |
Correct |
49 ms |
19980 KB |
Output is correct |
| 27 |
Correct |
50 ms |
20296 KB |
Output is correct |
| 28 |
Correct |
43 ms |
19636 KB |
Output is correct |
| 29 |
Correct |
47 ms |
19728 KB |
Output is correct |
| 30 |
Correct |
43 ms |
19596 KB |
Output is correct |
| 31 |
Correct |
311 ms |
36064 KB |
Output is correct |
| 32 |
Correct |
251 ms |
36200 KB |
Output is correct |
| 33 |
Correct |
197 ms |
35904 KB |
Output is correct |
| 34 |
Correct |
186 ms |
35880 KB |
Output is correct |
| 35 |
Correct |
246 ms |
35408 KB |
Output is correct |
| 36 |
Correct |
192 ms |
35508 KB |
Output is correct |
| 37 |
Correct |
193 ms |
35924 KB |
Output is correct |
| 38 |
Correct |
231 ms |
35312 KB |
Output is correct |
| 39 |
Correct |
49 ms |
35604 KB |
Output is correct |
| 40 |
Correct |
187 ms |
35664 KB |
Output is correct |
| 41 |
Correct |
222 ms |
36032 KB |
Output is correct |
| 42 |
Correct |
278 ms |
35500 KB |
Output is correct |
| 43 |
Correct |
188 ms |
36232 KB |
Output is correct |
| 44 |
Correct |
236 ms |
35212 KB |
Output is correct |
| 45 |
Correct |
55 ms |
35752 KB |
Output is correct |
| 46 |
Correct |
215 ms |
36364 KB |
Output is correct |
| 47 |
Correct |
182 ms |
35800 KB |
Output is correct |
| 48 |
Correct |
49 ms |
35620 KB |
Output is correct |
| 49 |
Correct |
239 ms |
35312 KB |
Output is correct |
| 50 |
Correct |
299 ms |
36212 KB |
Output is correct |
| 51 |
Correct |
332 ms |
36456 KB |
Output is correct |
| 52 |
Correct |
191 ms |
35868 KB |
Output is correct |
| 53 |
Correct |
327 ms |
36944 KB |
Output is correct |
| 54 |
Correct |
332 ms |
35788 KB |
Output is correct |
| 55 |
Correct |
299 ms |
36136 KB |
Output is correct |
| 56 |
Correct |
298 ms |
35536 KB |
Output is correct |
| 57 |
Correct |
344 ms |
35920 KB |
Output is correct |
| 58 |
Correct |
356 ms |
35924 KB |
Output is correct |
