Submission #1173875
Source Code Expand
import random, sys
import time
inputs = lambda: map(int, raw_input().split())
random.seed()
h, w, k, t = inputs()
X, Y = h, w
Cars = [inputs() for i in xrange(k)]
Coms = []
com_str = "LRUD-"
dd = [(0, -1), (0, 1), (-1, 0), (1, 0), (0, 0)]
order = range(k)
ds = range(4)
def dist(x0, y0, x1, y1):
return abs(x0 - x1) + abs(y0 - y1)
def calc_score(L, Cars):
Pd = 20 + sum(abs(x0 - x1) + abs(y0 - y1) for x0, y0, x1, y1 in Cars)
Pt = 10 + L * 0.01
return 10**7 / (Pt * Pd)
L = 0
tries = 10
for l in xrange(t):
current_score = calc_score(l, Cars)
#print Cars, current_score
next_score = current_score
coms = [4]*k
exist_ = {(x0, y0) for x0, y0, x1, y1 in Cars}
for _ in xrange(tries):
coms_tmp = [4]*k
nCars = [e[:] for e in Cars]
random.shuffle(order)
exist = set(exist_)
for i in order:
x0, y0, x1, y1 = Cars[i]
if x0 == x1 and y0 == y1:
continue
random.shuffle(ds)
wild = random.randint(0, 2) < 1
for d in ds:
dx, dy = dd[d]
nx = x0 + dx; ny = y0 + dy
if not 0 < nx <= X or not 0 < ny <= Y:
continue
if not wild and dist(x0, y0, x1, y1) <= dist(nx, ny, x1, y1):
continue
if (nx, ny) not in exist:
exist.add((nx, ny))
nCars[i] = (nx, ny, x1, y1)
coms_tmp[i] = d
break
score = calc_score(l+1, nCars)
if next_score < score:
next_score = score
coms = coms_tmp
if current_score == next_score or l == 10000:
L = l
break
for i in xrange(k):
dx, dy = dd[coms[i]]
x0, y0, x1, y1 = Cars[i]
Cars[i] = (x0+dx, y0+dy, x1, y1)
Coms.append(map(com_str.__getitem__, coms))
sys.stdout.write("%d\n" % L)
sys.stdout.write("\n".join("".join(e) for e in Coms))
Submission Info
Submission Time |
|
Task |
B - 日本橋大渋滞 |
User |
yaketake08 |
Language |
Python (2.7.6) |
Score |
5831 |
Code Size |
2062 Byte |
Status |
AC |
Exec Time |
3449 ms |
Memory |
4840 KB |
Judge Result
Set Name |
test_01 |
test_02 |
test_03 |
test_04 |
test_05 |
test_06 |
test_07 |
test_08 |
test_09 |
test_10 |
test_11 |
test_12 |
test_13 |
test_14 |
test_15 |
test_16 |
test_17 |
test_18 |
test_19 |
test_20 |
test_21 |
test_22 |
test_23 |
test_24 |
test_25 |
test_26 |
test_27 |
test_28 |
test_29 |
test_30 |
Score / Max Score |
191 / 50000 |
237 / 50000 |
206 / 50000 |
223 / 50000 |
216 / 50000 |
193 / 50000 |
200 / 50000 |
199 / 50000 |
193 / 50000 |
184 / 50000 |
196 / 50000 |
189 / 50000 |
188 / 50000 |
202 / 50000 |
185 / 50000 |
209 / 50000 |
171 / 50000 |
198 / 50000 |
172 / 50000 |
179 / 50000 |
199 / 50000 |
189 / 50000 |
187 / 50000 |
175 / 50000 |
191 / 50000 |
199 / 50000 |
220 / 50000 |
163 / 50000 |
187 / 50000 |
190 / 50000 |
Status |
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Set Name |
Test Cases |
test_01 |
subtask_01_01.txt |
test_02 |
subtask_01_02.txt |
test_03 |
subtask_01_03.txt |
test_04 |
subtask_01_04.txt |
test_05 |
subtask_01_05.txt |
test_06 |
subtask_01_06.txt |
test_07 |
subtask_01_07.txt |
test_08 |
subtask_01_08.txt |
test_09 |
subtask_01_09.txt |
test_10 |
subtask_01_10.txt |
test_11 |
subtask_01_11.txt |
test_12 |
subtask_01_12.txt |
test_13 |
subtask_01_13.txt |
test_14 |
subtask_01_14.txt |
test_15 |
subtask_01_15.txt |
test_16 |
subtask_01_16.txt |
test_17 |
subtask_01_17.txt |
test_18 |
subtask_01_18.txt |
test_19 |
subtask_01_19.txt |
test_20 |
subtask_01_20.txt |
test_21 |
subtask_01_21.txt |
test_22 |
subtask_01_22.txt |
test_23 |
subtask_01_23.txt |
test_24 |
subtask_01_24.txt |
test_25 |
subtask_01_25.txt |
test_26 |
subtask_01_26.txt |
test_27 |
subtask_01_27.txt |
test_28 |
subtask_01_28.txt |
test_29 |
subtask_01_29.txt |
test_30 |
subtask_01_30.txt |
Case Name |
Status |
Exec Time |
Memory |
subtask_01_01.txt |
AC |
1718 ms |
4840 KB |
subtask_01_02.txt |
AC |
3449 ms |
3828 KB |
subtask_01_03.txt |
AC |
2673 ms |
3700 KB |
subtask_01_04.txt |
AC |
2502 ms |
3572 KB |
subtask_01_05.txt |
AC |
2301 ms |
3572 KB |
subtask_01_06.txt |
AC |
2177 ms |
3572 KB |
subtask_01_07.txt |
AC |
2468 ms |
3700 KB |
subtask_01_08.txt |
AC |
2635 ms |
3572 KB |
subtask_01_09.txt |
AC |
2808 ms |
3700 KB |
subtask_01_10.txt |
AC |
2758 ms |
3572 KB |
subtask_01_11.txt |
AC |
1909 ms |
3444 KB |
subtask_01_12.txt |
AC |
2157 ms |
3572 KB |
subtask_01_13.txt |
AC |
2682 ms |
3572 KB |
subtask_01_14.txt |
AC |
1878 ms |
3444 KB |
subtask_01_15.txt |
AC |
2380 ms |
3572 KB |
subtask_01_16.txt |
AC |
2658 ms |
3700 KB |
subtask_01_17.txt |
AC |
1632 ms |
3444 KB |
subtask_01_18.txt |
AC |
2796 ms |
3700 KB |
subtask_01_19.txt |
AC |
1614 ms |
3444 KB |
subtask_01_20.txt |
AC |
2511 ms |
3572 KB |
subtask_01_21.txt |
AC |
2040 ms |
3572 KB |
subtask_01_22.txt |
AC |
2603 ms |
3572 KB |
subtask_01_23.txt |
AC |
2341 ms |
3572 KB |
subtask_01_24.txt |
AC |
2288 ms |
3572 KB |
subtask_01_25.txt |
AC |
2446 ms |
3572 KB |
subtask_01_26.txt |
AC |
2610 ms |
3572 KB |
subtask_01_27.txt |
AC |
3333 ms |
3828 KB |
subtask_01_28.txt |
AC |
2427 ms |
3572 KB |
subtask_01_29.txt |
AC |
2235 ms |
3572 KB |
subtask_01_30.txt |
AC |
2550 ms |
3572 KB |