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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#201383#5153. Delft DistanceRd_rainydays#AC ✓119ms158780kbC++201.1kb2023-10-05 14:02:412023-10-05 14:02:42

Judging History

你现在查看的是最新测评结果

  • [2023-10-05 14:02:42]
  • 评测
  • 测评结果:AC
  • 用时:119ms
  • 内存:158780kb
  • [2023-10-05 14:02:41]
  • 提交

answer

#include <bits/stdc++.h>

const double pi = acos(-1);
const double EPS = 1e-9;
const int N = 1405;
using pid = std::pair<int, double>;

int n, m;
char map[N][N];

std::vector<pid> rg[N * N];
int id[N][N], tot;

double dp[N * N];
double solve(int x) {
  if (x == 1) return 0;
  if (dp[x] > EPS) return dp[x];
  dp[x] = 1e18;

  for (auto [y, w] : rg[x])
    dp[x] = std::min(dp[x], solve(y) + w);
  return dp[x];
}

int main() {
  scanf("%d%d", &n, &m);
  for (int i = 1; i <= n; i++)
    scanf("%s", map[i] + 1);
  
  for (int i = 0; i <= 2 * n; i++)
    for (int j = 0; j <= 2 * m; j++) {
      id[i][j] = ++tot;
      if (i && j % 2 == 0) rg[id[i][j]].emplace_back(id[i - 1][j], 5);
      if (j && i % 2 == 0) rg[id[i][j]].emplace_back(id[i][j - 1], 5);
    }
  
  for (int i = 1; i <= n; i++) {
    for (int j = 1; j <= m; j++) {
      if (map[i][j] == 'X') continue;

      rg[id[2 * i - 1][2 * j]].emplace_back(id[2 * i - 2][2 * j - 1], 2.5 * pi);
      rg[id[2 * i][2 * j - 1]].emplace_back(id[2 * i - 1][2 * j - 2], 2.5 * pi);
    }
  }

  printf("%.10f", solve(id[n * 2][m * 2]));
  return 0;
}

详细

Test #1:

score: 100
Accepted
time: 7ms
memory: 51024kb

input:

3 5
XOOXO
OXOXO
XXXXO

output:

71.4159265359

result:

ok found '71.4159265', expected '71.4159265', error '0.0000000'

Test #2:

score: 0
Accepted
time: 8ms
memory: 51056kb

input:

1 4
XOOX

output:

45.7079632679

result:

ok found '45.7079633', expected '45.7079633', error '0.0000000'

Test #3:

score: 0
Accepted
time: 4ms
memory: 50952kb

input:

1 1
X

output:

20.0000000000

result:

ok found '20.0000000', expected '20.0000000', error '0.0000000'

Test #4:

score: 0
Accepted
time: 0ms
memory: 53072kb

input:

1 1
O

output:

17.8539816340

result:

ok found '17.8539816', expected '17.8539816', error '0.0000000'

Test #5:

score: 0
Accepted
time: 0ms
memory: 53024kb

input:

1 3
XOO

output:

35.7079632679

result:

ok found '35.7079633', expected '35.7079633', error '0.0000000'

Test #6:

score: 0
Accepted
time: 3ms
memory: 51064kb

input:

1 5
OXOOO

output:

55.7079632679

result:

ok found '55.7079633', expected '55.7079633', error '0.0000000'

Test #7:

score: 0
Accepted
time: 9ms
memory: 53064kb

input:

6 10
XXXXXOOOOX
XXOOOOOOOO
XXXOXOOXOX
OXOXOXXOOX
OOXXOXXXXO
OXOXXOOXOO

output:

142.8318530718

result:

ok found '142.8318531', expected '142.8318531', error '0.0000000'

Test #8:

score: 0
Accepted
time: 0ms
memory: 53124kb

input:

1 2
XX

output:

30.0000000000

result:

ok found '30.0000000', expected '30.0000000', error '0.0000000'

Test #9:

score: 0
Accepted
time: 4ms
memory: 53180kb

input:

10 1
X
X
X
O
O
O
X
O
O
X

output:

105.7079632679

result:

ok found '105.7079633', expected '105.7079633', error '0.0000000'

Test #10:

score: 0
Accepted
time: 0ms
memory: 53232kb

input:

18 6
OOOOOO
OOOOOO
XOOOOO
OOOOXO
OOOXOO
OOOOOO
OOOOOO
OOOOOO
OOOOOX
OOOOOO
OOOXOO
OOOOOO
OOOOOO
OOOOOO
OOOOOO
OOOOOO
OOOOOO
OOOOOO

output:

214.2477796077

result:

ok found '214.2477796', expected '214.2477796', error '0.0000000'

Test #11:

score: 0
Accepted
time: 10ms
memory: 53456kb

input:

40 9
OOOOXOXXX
XOXXXOXXO
OXOXXXXXO
OXOXXXOXX
XXXXOXOXX
XXOOXOXXX
XOOXOXXXX
XOXXOOXOX
OXXOOOOXX
XXOOOXXOO
OXOOXOXXX
OOOOOXOOO
OXXXXXXXO
OOOOOOOXX
OOOXXXOOX
OXOXXOOOO
OOOOXOXOO
OXOXOOOXO
OXXOOXXXO
OXOOXOOXO
XXXOXOXOO
XXOOOXOOX
OOXXOOXOO
XOOXXXXOX
OXXXXOOOO
OXOOOOXOX
XXOXXXOOO
OOXOOOXXX
OXOOOOXOO
OXOOO...

output:

453.5176877776

result:

ok found '453.5176878', expected '453.5176878', error '0.0000000'

Test #12:

score: 0
Accepted
time: 3ms
memory: 53724kb

input:

41 50
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
XXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXO
XXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXOXXXXXXXXXXXXXXX
XXXXXXXXXXXXXOXXXXXXXXXXXXXXOXXXXXXXXXX...

output:

873.5176877776

result:

ok found '873.5176878', expected '873.5176878', error '0.0000000'

Test #13:

score: 0
Accepted
time: 41ms
memory: 80740kb

input:

329 527
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

8560.0000000000

result:

ok found '8560.0000000', expected '8560.0000000', error '0.0000000'

Test #14:

score: 0
Accepted
time: 3ms
memory: 55744kb

input:

49 297
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

3451.4159265359

result:

ok found '3451.4159265', expected '3451.4159265', error '0.0000000'

Test #15:

score: 0
Accepted
time: 8ms
memory: 60612kb

input:

357 83
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

4342.0575041173

result:

ok found '4342.0575041', expected '4342.0575041', error '0.0000000'

Test #16:

score: 0
Accepted
time: 48ms
memory: 94644kb

input:

417 615
XXXXXXXXOXXXXXXXXXXXOXXXXXXXXXXXOXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXOXXXXXXXXXXXXXXOXXXXXOXXXOOXXXXXXXXXXXXXXXXXXXXXOXOXXOXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXXXOXXXXXXOXXXXXXXXOXXXXXXXOXXXXXXXXXXXXXXXXOXXXXXXOXXXXXXXOXXXXXXXXXXOXXXXXXXXOXXXOXXXOXXXXXOXXXOXXXXXXXXXOXXXXXXXXXXXXXXXXXXXX...

output:

9736.2830044410

result:

ok found '9736.2830044', expected '9736.2830044', error '0.0000000'

Test #17:

score: 0
Accepted
time: 28ms
memory: 70812kb

input:

359 225
OOOOXXOOXOXXXOOOOOXOXOOOXOOXXXXXOOOXOXXXOOOOXXOXXOOXOXOXXOXOXXXOXXXXXOOOXXXXXXXOOOOXXXXXOOXOXXOXOXOXXOXOXXOXOXOOOXOXXXOOXOXOXXXXOXOOXXOXXOXOXOXXOXXXOOOXXOOOXXOXXXXXOXOXOOXXOOXOXXOXXOOOOOXOXOOXXXOOXOOXOOOOXOXOOXXOOOXOOOXXXXOXX
OXOOOXXXOOXOOXOOXXOOXXOOXXOXXOOOOOXOXXOOXXXOXXXOXOOOXOOXXOOXOXXOXO...

output:

5026.6590392763

result:

ok found '5026.6590393', expected '5026.6590393', error '0.0000000'

Test #18:

score: 0
Accepted
time: 37ms
memory: 76712kb

input:

261 431
OOOOOOOXOOXOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOXOOOOXOOOOOOXOOOXXOOOOOOOOOOOOOOXOOXOOOOOOXOOOOOOOOOXOOOOOOOOOOOOOOOOOOXOOOOOOOOOOOOOOOOXOXOOOOOOOOOOOOOXOOOXOOOOOOOOOOXOOOOOOOOOOOOOOOOOOOOOOXOOOOOOOOOXXOOXOOOOOOOOOOOXOOXOOOOXOXXOOOOOOOOOOXOXOOOOOOOOOOOOOXOOOOOOOOOOOOOXOOOOOOOOXOOOOOOOOOOO...

output:

5799.7784129346

result:

ok found '5799.7784129', expected '5799.7784129', error '0.0000000'

Test #19:

score: 0
Accepted
time: 7ms
memory: 58472kb

input:

37 427
OOOOOOOOOOOOOOOOOOXOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOXOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOXOOOXOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

output:

4481.1946409141

result:

ok found '4481.1946409', expected '4481.1946409', error '0.0000000'

Test #20:

score: 0
Accepted
time: 18ms
memory: 64700kb

input:

105 430
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

output:

4899.3361431346

result:

ok found '4899.3361431', expected '4899.3361431', error '0.0000000'

Test #21:

score: 0
Accepted
time: 60ms
memory: 102384kb

input:

465 484
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

output:

7494.2029195962

result:

ok found '7494.2029196', expected '7494.2029196', error '0.0000000'

Test #22:

score: 0
Accepted
time: 10ms
memory: 54604kb

input:

266 8
OXOOXXOX
OOXOXXXX
XXXXOXXX
XXOOOOXX
XXOXXXOO
OXOXXOXO
XXOXOXXO
OOOXOXOO
OXOXOXOO
XOOXOOXX
XXOXOXXO
OXOOOOXO
XXOOXOOO
OXOOXXXX
XOOOXOXO
XOXOOXOX
OOXOOXOX
XXOOOXXO
XOOXXOXX
XOXOXOXX
OXOOOOOO
XOOXOXOX
OXXXOOXX
XXXOOXOO
XOOOXXOO
OXXXXXXO
OXOXXOOX
OXXOXXOX
OXOXOOXO
XXXOXOOO
OXOXOOXO
OXXXOXXX
XXXXOX...

output:

2705.6637061436

result:

ok found '2705.6637061', expected '2705.6637061', error '0.0000000'

Test #23:

score: 0
Accepted
time: 8ms
memory: 56572kb

input:

366 8
XXXXXXXO
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXOX
XXXXOXXX
XOXXXXXO
XXXXOXXX
OXXXXOXX
XXXXXXXX
XXXXXXXX
OXXXXXXX
XXXXXXXX
XXXOXXXX
XXOXXXXX
XXXOXXOX
XXXOXXXX
XXXXOXXX
XXXXXXXX
XXXXXXOO
XXXXXXXX
XXXXXXXX
XXXXOXXX
XXXXXXXX
XOXXXXXX
XXXXXXXX
XXXXXXXX
XOXXXOXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXX...

output:

3712.1017612417

result:

ok found '3712.1017612', expected '3712.1017612', error '0.0000000'

Test #24:

score: 0
Accepted
time: 4ms
memory: 51472kb

input:

56 2
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XO
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX

output:

577.8539816340

result:

ok found '577.8539816', expected '577.8539816', error '0.0000000'

Test #25:

score: 0
Accepted
time: 3ms
memory: 58456kb

input:

437 2
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
OX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
...

output:

4385.7079632679

result:

ok found '4385.7079633', expected '4385.7079633', error '0.0000000'

Test #26:

score: 0
Accepted
time: 4ms
memory: 51292kb

input:

4 204
OXOOXXXOOOXOOXXOXOXXXXOXXXXOXXXOXXOXXOXOOXOOOOXXXOXOXXXOXOOOOOXOXXXOOXOXXXXOXOOXXXOXOXOXXXOXOXXOOOXOOOXOXXXOXOOXXOOXOOOOOXOOOOOOXOXOXXOOOXXXXOOOXOOOXOOOOXXOXXOOXOXXOXOOXOOXXXOOXXOOXXXXOOOXOXXXXOOXXOOOOXXO
OXXXXXOOXOOXOXOOXOXOOOOXXOXOOOOOXOOOXOOOXOXXXOXXOXXXOOXOOXXXXXOXOXXXXXXOOXXOXXXXXOXOXOOXO...

output:

2062.8318530718

result:

ok found '2062.8318531', expected '2062.8318531', error '0.0000000'

Test #27:

score: 0
Accepted
time: 3ms
memory: 53152kb

input:

4 164
XXXXXXXXXXXXOXXXXOXXXXXXXXXXXXXXXXXXXXXXOXOXOOXOXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXOXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXOXXXXXXXXXXXXXXXXOXXXO
XXXOXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXOXXXXXXXXXXXXOOXXXXXXOXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXOXXX...

output:

1662.8318530718

result:

ok found '1662.8318531', expected '1662.8318531', error '0.0000000'

Test #28:

score: 0
Accepted
time: 4ms
memory: 51556kb

input:

10 243
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

2514.9778714378

result:

ok found '2514.9778714', expected '2514.9778714', error '0.0000000'

Test #29:

score: 0
Accepted
time: 7ms
memory: 51636kb

input:

7 478
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

4847.8539816340

result:

ok found '4847.8539816', expected '4847.8539816', error '0.0000000'

Test #30:

score: 0
Accepted
time: 43ms
memory: 87576kb

input:

400 400
OOOXXOXOXXXXXOXOXXOOXXXXOOXXXOXXOOXOXOOXOXOOOXXOXXOOOOXXOXOOXOXOXOXXXOOXOXOOXOOXXXOXXXXXXOOXXXXOXOXXXOOXOXOXXOOOOXXXXXOOXXXXXXXOOOXOXXXOXXOOOOXXOXXOXXOOOOXXOXOXOOXXOOXXXOOXOOOXXXXXXOOOXXOXOXOXOOOXOXOXXXXXXXXOXOOOXOXXOOXOXXXXOOXXXXXXOXOOXXXOXOOOOOXOXXOXXXXOOOXXOXOOOXOXOOOOXXXXOXXOXOOOOXOOXOXO...

output:

6823.9819354180

result:

ok found '6823.9819354', expected '6823.9819354', error '0.0000000'

Test #31:

score: 0
Accepted
time: 46ms
memory: 91648kb

input:

400 400
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

output:

6285.3313255456

result:

ok found '6285.3313255', expected '6285.3313255', error '0.0000000'

Test #32:

score: 0
Accepted
time: 27ms
memory: 82020kb

input:

400 400
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

8000.0000000000

result:

ok found '8000.0000000', expected '8000.0000000', error '0.0000000'

Test #33:

score: 0
Accepted
time: 23ms
memory: 79136kb

input:

400 400
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXX...

output:

7854.0707511103

result:

ok found '7854.0707511', expected '7854.0707511', error '0.0000000'

Test #34:

score: 0
Accepted
time: 39ms
memory: 87504kb

input:

400 400
OOOOOOOXOOOOXOOOOXOXOOOOOOXOOOOOOOXOOOOOOOOOOXOOOOXOOOXOOXOOOOOOOOOOOXOOXOXOOOOOOOOOOOOOOXOOXXOXOOOOOOXOXOOOXOOOOOOOXXOOOXOOOXOXOOOOXOOOOOOOOOOOXXOXOOOXXOOOOOOOOOOOOXOOOOXOOOXOOXOOOXOOOOOXXOOOXOOOOOOOOOOOOOOXOOOOOOOXXOOOOXXOOOOOOOOXOOOOOXOOOXOOXOOOOOOOOXOOOOOOXOOOOOOOOXOXOOOOOXXOOOOOOOOOXXXO...

output:

6478.4729784879

result:

ok found '6478.4729785', expected '6478.4729785', error '0.0000000'

Test #35:

score: 0
Accepted
time: 109ms
memory: 146916kb

input:

700 700
XXXOXOXOXOOXOOXXXOOOOOXXXXOXOXOOXXOXXXOOOOOXXOXOXXXXOOOXXOXXXOXXXXXOXXXOOXXOOXOOXOXXOOXXXOOOXOOOOXXOXOOXOOXXOOXOOOXXXXOXOXOXOOOXOOXOOXXOOOXOOXOOOOXXXXXXOOXOOXXXOOOOXOOXOOXOXOOOOXOXOOXXXOXXOXOXOXXXXXOXXOOOOXXXOXOXXXOXXXXOOOXXXOXXOXXOXOOOOOOXOXOXOXXXXOXXOXXOXXOOOXXOOXOXXXOXOXOOOXOOXOOOOXOOOOOO...

output:

11922.6542216872

result:

ok found '11922.6542217', expected '11922.6542217', error '0.0000000'

Test #36:

score: 0
Accepted
time: 119ms
memory: 158780kb

input:

700 700
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

output:

10997.7203059302

result:

ok found '10997.7203059', expected '10997.7203059', error '0.0000000'

Test #37:

score: 0
Accepted
time: 59ms
memory: 127956kb

input:

700 700
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

14000.0000000000

result:

ok found '14000.0000000', expected '14000.0000000', error '0.0000000'

Test #38:

score: 0
Accepted
time: 76ms
memory: 128400kb

input:

700 700
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

13725.3096491487

result:

ok found '13725.3096491', expected '13725.3096491', error '0.0000000'

Test #39:

score: 0
Accepted
time: 117ms
memory: 154632kb

input:

700 700
OXOXOXXOOXOOOOXOOOXOOOOOOOOOOOXOXOOOOOOOOOOXXOOOOXOXXOOOOOOOOOXOOOOOOOXOOOOOOOXOXXOOOOOOOXOOOOOOOOOOOXOOOOOOOOXOOOOOXOOOOOXOOOOXOXOOXOOOOOOXOOOXXOXOOOOOOOOOOOOXXOOOOOOOXOOOXOOOXOOOOXOOOOOOOOXOOOOOOXOOOOOXOXXXOOOOOOOOXXOOOOXOOOOOOXXXOOOOOXOOOOOOOXOOOOXOXXOOOOOXOOOOOOXXXXOOOXOOOOOOOOOOXXOXXXOO...

output:

11334.6451893962

result:

ok found '11334.6451894', expected '11334.6451894', error '0.0000000'

Test #40:

score: 0
Accepted
time: 34ms
memory: 99492kb

input:

573 492
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

9355.9509252866

result:

ok found '9355.9509253', expected '9355.9509253', error '0.0000000'

Test #41:

score: 0
Accepted
time: 7ms
memory: 63220kb

input:

139 271
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
XOOOOOOOOOOOOOOOOOOO...

output:

3503.4068942449

result:

ok found '3503.4068942', expected '3503.4068942', error '0.0000000'

Test #42:

score: 0
Accepted
time: 7ms
memory: 64476kb

input:

150 484
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOOOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

6335.7079632679

result:

ok found '6335.7079633', expected '6335.7079633', error '0.0000000'

Test #43:

score: 0
Accepted
time: 40ms
memory: 89780kb

input:

484 308
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

output:

6598.0526865282

result:

ok found '6598.0526865', expected '6598.0526865', error '0.0000000'

Test #44:

score: 0
Accepted
time: 23ms
memory: 73220kb

input:

375 317
OXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

6173.1856086231

result:

ok found '6173.1856086', expected '6173.1856086', error '0.0000000'

Test #45:

score: 0
Accepted
time: 44ms
memory: 91176kb

input:

285 578
OOOOOXOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

output:

7406.7695313654

result:

ok found '7406.7695314', expected '7406.7695314', error '0.0000000'

Test #46:

score: 0
Accepted
time: 24ms
memory: 71976kb

input:

359 307
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

6655.7079632679

result:

ok found '6655.7079633', expected '6655.7079633', error '0.0000000'

Test #47:

score: 0
Accepted
time: 20ms
memory: 66848kb

input:

172 354
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOXOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

output:

4521.7696820872

result:

ok found '4521.7696821', expected '4521.7696821', error '0.0000000'

Test #48:

score: 0
Accepted
time: 7ms
memory: 57108kb

input:

116 181
XOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
XXOOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

2658.8273369263

result:

ok found '2658.8273369', expected '2658.8273369', error '0.0000000'

Test #49:

score: 0
Accepted
time: 49ms
memory: 87172kb

input:

262 615
XXOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

output:

7645.4863762026

result:

ok found '7645.4863762', expected '7645.4863762', error '0.0000000'

Test #50:

score: 0
Accepted
time: 24ms
memory: 78832kb

input:

286 520
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOOXXXXXXXXXXXXXXXXXXXXXXXX...

output:

8055.7079632679

result:

ok found '8055.7079633', expected '8055.7079633', error '0.0000000'

Test #51:

score: 0
Accepted
time: 51ms
memory: 92548kb

input:

675 245
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

output:

8148.4510006475

result:

ok found '8148.4510006', expected '8148.4510006', error '0.0000000'

Test #52:

score: 0
Accepted
time: 17ms
memory: 66172kb

input:

166 488
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

6136.5485471872

result:

ok found '6136.5485472', expected '6136.5485472', error '0.0000000'

Test #53:

score: 0
Accepted
time: 67ms
memory: 123608kb

input:

613 513
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

output:

9058.1851564577

result:

ok found '9058.1851565', expected '9058.1851565', error '0.0000000'

Test #54:

score: 0
Accepted
time: 55ms
memory: 99404kb

input:

625 460
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

10845.7079632679

result:

ok found '10845.7079633', expected '10845.7079633', error '0.0000000'

Test #55:

score: 0
Accepted
time: 65ms
memory: 122748kb

input:

515 604
OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO...

output:

8979.6010829936

result:

ok found '8979.6010830', expected '8979.6010830', error '0.0000000'

Test #56:

score: 0
Accepted
time: 3ms
memory: 53148kb

input:

10 12
XXXXXXXXXXXO
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX

output:

217.8539816340

result:

ok found '217.8539816', expected '217.8539816', error '0.0000000'

Test #57:

score: 0
Accepted
time: 3ms
memory: 51168kb

input:

10 12
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XOXXXXXXXXXX

output:

217.8539816340

result:

ok found '217.8539816', expected '217.8539816', error '0.0000000'

Test #58:

score: 0
Accepted
time: 9ms
memory: 53092kb

input:

10 12
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXOXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX

output:

217.8539816340

result:

ok found '217.8539816', expected '217.8539816', error '0.0000000'

Test #59:

score: 0
Accepted
time: 6ms
memory: 51256kb

input:

10 12
XXXXOXXXXOXO
XXXXOXOXOXXO
XXXOXXXXXOXX
OXOXXXXXXXXX
XXXXXXXXXOXX
XXXXXXOXOXXX
XXXOXOXXXXXX
XXOXXOXXXXXX
XOXXXXXXXXXX
OXXXXXXXXXXX

output:

211.4159265359

result:

ok found '211.4159265', expected '211.4159265', error '0.0000000'

Test #60:

score: 0
Accepted
time: 4ms
memory: 53152kb

input:

10 12
XXXOXXOXXXXX
XOOXXXXXOXXX
XXXOXXOXXOXX
XOXOXXXXXXOX
XXOXXOOXXXXX
OXXXXXOOXXXX
XOOXXOXXOXXX
XXXXOXXXOXXX
XOXXXXOXXOOX
XXXXOXXXXXXX

output:

194.2477796077

result:

ok found '194.2477796', expected '194.2477796', error '0.0000000'

Test #61:

score: 0
Accepted
time: 8ms
memory: 51164kb

input:

10 12
XXXXXXXXXXXO
XXXXXXXXXXOX
XXXXXXXXXOXX
XXXXXXXXOXXX
XXXXXXXOXXXX
XXXXXOOXXXXX
XXXOXXXXXXXX
XXOXXXXXXXXX
XOXXXXXXXXXX
OXXXXXXXXXXX

output:

215.7079632679

result:

ok found '215.7079633', expected '215.7079633', error '0.0000000'

Test #62:

score: 0
Accepted
time: 55ms
memory: 108756kb

input:

640 552
OOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

10413.4951070500

result:

ok found '10413.4951070', expected '10413.4951071', error '0.0000000'

Test #63:

score: 0
Accepted
time: 26ms
memory: 70048kb

input:

415 230
XOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXX
XXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXX...

output:

5840.5307840487

result:

ok found '5840.5307840', expected '5840.5307840', error '0.0000000'

Test #64:

score: 0
Accepted
time: 34ms
memory: 89400kb

input:

446 514
OXXXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...

output:

8421.8359170520

result:

ok found '8421.8359171', expected '8421.8359171', error '0.0000000'

Test #65:

score: 0
Accepted
time: 28ms
memory: 83180kb

input:

436 381
XXOOOOOXXXXXXXXXXOXXXXOXXXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXOXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXXXXXXOXXXXXXXXXXXXXXXOXXXXXXXXXXOXXOOXXXOOXXOXXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXOXXXXOXXXXOXXXXXXXXXXXXXXXXX...

output:

7139.9111843077

result:

ok found '7139.9111843', expected '7139.9111843', error '0.0000000'

Test #66:

score: 0
Accepted
time: 22ms
memory: 61912kb

input:

200 258
XOXXXXXXXXOXXXXXXOXXXXOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXOXXXXXOXXXXXXXXXXXXXXXXOXXOXXXXXOXOXOXXXXXOXXXXXXXOXXXXOXXXXXXXXXXXXXXOXXXXXXXXOOXXXXXXXXXXXXXXOXXXXXXXXXXOXXXXXXXXXXXXXXOXXXXXXXXXXXXXXXXOXXXXXXXXXXXXXXOXXXXXXXXXXXXOOXXXXXXXXXXXOXXXXXXXXXXOXXXXXXXXXXXXXXX
XOOOXOXXXXXXXXXXXXXXXXXXXXXXXXXOX...

output:

4041.3493901276

result:

ok found '4041.3493901', expected '4041.3493901', error '0.0000000'

Test #67:

score: 0
Accepted
time: 0ms
memory: 51084kb

input:

3 3
XXO
XXX
XXX

output:

57.8539816340

result:

ok found '57.8539816', expected '57.8539816', error '0.0000000'

Test #68:

score: 0
Accepted
time: 0ms
memory: 53100kb

input:

3 3
XXX
XXX
OXX

output:

57.8539816340

result:

ok found '57.8539816', expected '57.8539816', error '0.0000000'

Test #69:

score: 0
Accepted
time: 0ms
memory: 53132kb

input:

3 3
XXX
OXX
XXX

output:

57.8539816340

result:

ok found '57.8539816', expected '57.8539816', error '0.0000000'

Test #70:

score: 0
Accepted
time: 4ms
memory: 53084kb

input:

3 3
XXX
XXO
XXX

output:

57.8539816340

result:

ok found '57.8539816', expected '57.8539816', error '0.0000000'

Test #71:

score: 0
Accepted
time: 9ms
memory: 53012kb

input:

3 3
XOX
XXX
XXX

output:

57.8539816340

result:

ok found '57.8539816', expected '57.8539816', error '0.0000000'

Test #72:

score: 0
Accepted
time: 8ms
memory: 53016kb

input:

3 3
XXX
XXX
XOX

output:

57.8539816340

result:

ok found '57.8539816', expected '57.8539816', error '0.0000000'

Test #73:

score: 0
Accepted
time: 4ms
memory: 53128kb

input:

3 3
XOO
XXO
XXX

output:

53.5619449019

result:

ok found '53.5619449', expected '53.5619449', error '0.0000000'

Test #74:

score: 0
Accepted
time: 12ms
memory: 51048kb

input:

3 3
XXX
OXX
OOX

output:

53.5619449019

result:

ok found '53.5619449', expected '53.5619449', error '0.0000000'