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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
#408709#5112. Where Am I?berarchegasAC ✓185ms451132kbC++143.4kb2024-05-10 21:45:152024-05-10 21:45:17

Judging History

你现在查看的是最新测评结果

  • [2024-05-10 21:45:17]
  • 评测
  • 测评结果:AC
  • 用时:185ms
  • 内存:451132kb
  • [2024-05-10 21:45:15]
  • 提交

answer

#include <bits/stdc++.h>
#define all(x) x.begin(), x.end()
using namespace std;
using ll = long long;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
 
mt19937 rng((int) chrono::steady_clock::now().time_since_epoch().count());
    
const int MOD = 1e9 + 7;
const int MAXN = 5e6 + 5;
const int INF = 1e9;

template<typename T>
using matrix = vector<vector<T>>;
using point = complex<int>;


vector<int> lista [int(1e6+5)];

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    
    int n, m;
    cin >> m >> n;

    vector<point> mark;

    for(int i = 0; i < n; i++){
        for(int j = 0; j < m; j++){
            char c;
            cin >> c;
            if(c == 'X')
                mark.push_back(point(i,j));
        }
    }

    auto get_val =[&](point p) -> int {
        if(p.real() == 0 && p.imag() == 0)
            return 0;
        p = point(p.imag(), p.real());
        int d = max(abs(p.real()), abs(p.imag()));
        int sq = (d*2-1)*(d*2-1);

        if(p.real() == -1*d){
            return sq+6*d-p.imag()+d-1;
        }
        if(p.imag() == d){
            return sq+4*d-p.real()+d-1;
        }
        if(p.real() == d){
            return sq+2*d + p.imag()+d-1; 
        }
        return sq + p.real() + d-1;
    };

    // for(int i = -3; i <= 3; i++){
    //     for(int j = -3; j <= 3; j++){
    //         cout << point(i,j) << ' ' << get_val(point(i,j)) << '\n';
    //     }
    // }




    for(int i = 0; i < n; i++){
        for(int j = 0; j < m; j++){
            for(int k = 0; k < mark.size(); k++){
                point cur = mark[k] - point(i,j);
                lista[i*m+j].push_back(get_val(cur));
            }
            lista[i*m+j].push_back(INF);
            sort(all(lista[i*m+j]),greater<int>());

            // cerr << point(i,j) << ": ";
            // for(int k : lista[i*m+j])
            //     cerr << k << ' ';
            // cerr << endl;
        }
    }
    const int l = max(n,m);
    const int lim = l*l*5+10;

    vector<int> poss(n*m);
    iota(all(poss),0);

    double expected = 0;
    int mx = 0;

    vector<int> mxocur;

    auto bt =[&](vector<int> v, int time, auto && bt) -> void {
        if(v.size() == 1){
            expected+=time;
            if(mx < time){
                mx = time;
                mxocur.clear();
            }
            if(mx == time){
                mxocur.push_back(v.back());
            }
            return;
        }
        if(v.size() == 0){
            return;
        }
        int mn = INF;

        for(int i : v){
            mn = min(mn, lista[i].back());
        }

        vector<int> good, bad;

        for(int i : v){
            if(lista[i].back() == mn){
                lista[i].pop_back();
                good.push_back(i);
            } else {
                bad.push_back(i);
            }
        }

        v.clear();

        bt(good,mn,bt);
        bt(bad,mn,bt);
    };

    bt(poss,0,bt);

    expected/=n*m;

    cout << fixed << setprecision(6) << expected << '\n' << mx << '\n';

    vector<point> resp;
    for(int k : mxocur)
        resp.push_back(point(k%m+1, n-k/m));

    sort(all(resp), [&](point a, point b){
        if(a.imag() == b.imag())
            return a.real() < b.real();
        return a.imag() < b.imag();
    });

    for(auto p : resp)
        cout << p << ' ';
    cout << '\n';


    return 0;
}

詳細信息

Test #1:

score: 100
Accepted
time: 4ms
memory: 27332kb

input:

1 1
X

output:

0.000000
0
(1,1) 

result:

ok correct!

Test #2:

score: 0
Accepted
time: 4ms
memory: 27288kb

input:

2 1
.X

output:

0.000000
0
(1,1) (2,1) 

result:

ok correct!

Test #3:

score: 0
Accepted
time: 8ms
memory: 27356kb

input:

2 1
X.

output:

0.000000
0
(1,1) (2,1) 

result:

ok correct!

Test #4:

score: 0
Accepted
time: 8ms
memory: 27276kb

input:

1 2
.
X

output:

0.000000
0
(1,1) (1,2) 

result:

ok correct!

Test #5:

score: 0
Accepted
time: 3ms
memory: 27320kb

input:

1 2
X
.

output:

0.000000
0
(1,1) (1,2) 

result:

ok correct!

Test #6:

score: 0
Accepted
time: 3ms
memory: 27256kb

input:

2 1
XX

output:

3.000000
3
(1,1) (2,1) 

result:

ok correct!

Test #7:

score: 0
Accepted
time: 0ms
memory: 27404kb

input:

3 3
XXX
X.X
XXX

output:

3.111111
5
(3,1) (3,2) 

result:

ok correct!

Test #8:

score: 0
Accepted
time: 36ms
memory: 58352kb

input:

100 100
..X....X....X....X....X....X....X....X....X....X....X....X....X....X....X....X....X....X....X....X..
....................................................................................................
X............................................................................................

output:

4757.947100
9704
(50,1) (50,100) 

result:

ok correct!

Test #9:

score: 0
Accepted
time: 146ms
memory: 450980kb

input:

100 100
X...................................................................................................
....................................................................................................
.............................................................................................

output:

19735.319900
39599
(100,1) (100,2) 

result:

ok correct!

Test #10:

score: 0
Accepted
time: 159ms
memory: 450988kb

input:

100 100
....................................................................................................
....................................................................................................
.............................................................................................

output:

19865.669900
39500
(100,1) (100,2) 

result:

ok correct!

Test #11:

score: 0
Accepted
time: 32ms
memory: 38252kb

input:

100 100
X...................................................................................................
.X..................................................................................................
..X..........................................................................................

output:

11855.639200
39302
(100,99) (99,100) 

result:

ok correct!

Test #12:

score: 0
Accepted
time: 40ms
memory: 38428kb

input:

100 100
...................................................................................................X
..................................................................................................X.
.............................................................................................

output:

11854.609800
39104
(1,99) (2,100) 

result:

ok correct!

Test #13:

score: 0
Accepted
time: 7ms
memory: 28240kb

input:

20 73
...........X........
.X..................
....................
X.....X........X....
......X........X....
....................
....................
.X..................
....................
...........X........
.X..................
X...................
.......X........X...
.X....X........X....
...

output:

50.097945
80
(7,6) (16,6) (20,12) (7,15) (16,15) (7,24) (16,24) (7,33) (16,33) (7,42) (16,42) (19,46) (12,47) (20,47) (7,51) (16,51) (12,56) (19,56) (7,60) (16,60) (20,65) (20,67) (7,69) (16,69) 

result:

ok correct!

Test #14:

score: 0
Accepted
time: 11ms
memory: 30964kb

input:

65 57
..............X..................................................
.................................................................
.........................................................X.......
........X.........X..............................................
..X.....X........................

output:

100.711201
742
(1,1) (2,1) 

result:

ok correct!

Test #15:

score: 0
Accepted
time: 12ms
memory: 36100kb

input:

56 59
........................................................
........................................................
........................................................
........................................................
........................................................
X...........

output:

494.497881
1503
(56,38) (56,39) 

result:

ok correct!

Test #16:

score: 0
Accepted
time: 14ms
memory: 31188kb

input:

46 83
..........X...X.................X.............
..............................X...............
...X..........................................
.....................................X........
...X...........................X...X..........
.X............................................
...............

output:

122.545312
387
(1,19) (19,32) 

result:

ok correct!

Test #17:

score: 0
Accepted
time: 7ms
memory: 30220kb

input:

51 57
........................X..........................
............................X......................
....................X.............X................
..................................................X
...................................................
.........................X...........

output:

103.487444
334
(10,57) (11,57) 

result:

ok correct!

Test #18:

score: 0
Accepted
time: 12ms
memory: 38692kb

input:

64 91
................................................................
................................................................
................................................................
................................................................
.....................................

output:

480.572974
1215
(64,71) (63,91) 

result:

ok correct!

Test #19:

score: 0
Accepted
time: 12ms
memory: 29828kb

input:

75 40
.............................................X............X................
....................X..............................X.......................
...........................................X...........X...........X.......
...........................................X.....X......X............

output:

79.149333
319
(1,39) (1,40) 

result:

ok correct!

Test #20:

score: 0
Accepted
time: 13ms
memory: 32532kb

input:

97 54
.............X...................................................................................
..................................X..............................................................
....X............................................................................................
...

output:

383.808324
1084
(93,9) (51,51) 

result:

ok correct!

Test #21:

score: 0
Accepted
time: 12ms
memory: 31016kb

input:

89 49
...............X...........X.............................................................
.............................................................X..X...........X............
.................................X.......................................................
...........................

output:

161.070167
520
(89,1) (2,41) 

result:

ok correct!

Test #22:

score: 0
Accepted
time: 20ms
memory: 31808kb

input:

80 55
.............................................................X..................
................................................................................
.................................................................XX.............
..............................................X.......

output:

176.083182
611
(80,2) (79,37) 

result:

ok correct!

Test #23:

score: 0
Accepted
time: 7ms
memory: 31916kb

input:

61 59
...........X.................................................
.............................................................
.......................................................X.....
.............................................................
...............................X.................

output:

291.706029
860
(1,1) (1,50) 

result:

ok correct!

Test #24:

score: 0
Accepted
time: 9ms
memory: 30232kb

input:

48 74
....X.X.X.......................................
...............X.....X...X......................
..........................................X.....
................................................
................................................
.......X........................................
...

output:

152.161881
512
(48,9) (48,67) 

result:

ok correct!

Test #25:

score: 0
Accepted
time: 33ms
memory: 40588kb

input:

100 96
.................................................................X..................................
.............................X......................................................................
..............................................................................................

output:

212.396250
1031
(1,67) (1,68) 

result:

ok correct!

Test #26:

score: 0
Accepted
time: 20ms
memory: 42068kb

input:

94 84
..............................................................................................
..............................................................................................
..............................................................................................
............

output:

357.121327
2687
(1,83) (1,84) 

result:

ok correct!

Test #27:

score: 0
Accepted
time: 21ms
memory: 37404kb

input:

86 80
...........................................................X..........X...............
......................................................................................
X.....................................................................................
....................................

output:

225.855523
975
(84,1) (85,1) 

result:

ok correct!

Test #28:

score: 0
Accepted
time: 10ms
memory: 32236kb

input:

81 57
.X............X..................................................................
.................................................................................
.....................................X.........X.............X...................
...................................................

output:

139.734026
647
(24,1) (81,4) 

result:

ok correct!

Test #29:

score: 0
Accepted
time: 8ms
memory: 33360kb

input:

65 85
.................................................................
.................................................................
.................................................................
...................X.............................................
.................................

output:

738.974480
3378
(5,45) (5,56) 

result:

ok correct!

Test #30:

score: 0
Accepted
time: 38ms
memory: 88248kb

input:

76 98
............................................................................
............................................................................
............................................................................
..................................................................

output:

1550.390977
4192
(76,34) (76,96) 

result:

ok correct!

Test #31:

score: 0
Accepted
time: 10ms
memory: 38120kb

input:

62 67
..............................................................
..............................................................
.........................X....................................
...................................................X..........
.............................................

output:

648.650217
2420
(16,1) (1,13) 

result:

ok correct!

Test #32:

score: 0
Accepted
time: 16ms
memory: 33400kb

input:

50 98
..........................................X.......
.................................X...............X
..................................................
..................................................
.............................................X....
..........................................

output:

207.337755
895
(1,97) (1,98) 

result:

ok correct!

Test #33:

score: 0
Accepted
time: 27ms
memory: 36028kb

input:

74 97
....................X.....................................................
..........................................................................
..........................................................................
................................X.......................................

output:

193.030231
1078
(74,70) (71,93) 

result:

ok correct!

Test #34:

score: 0
Accepted
time: 11ms
memory: 54788kb

input:

62 77
..............................................................
..............................................................
..............................................................
..............................................................
.............................................

output:

2021.069962
4937
(46,73) (8,77) 

result:

ok correct!

Test #35:

score: 0
Accepted
time: 7ms
memory: 30592kb

input:

47 74
...............................................
...............................................
...............................................
.....................X.........................
...............................................
............................................X..
.........

output:

142.153824
673
(1,74) (2,74) 

result:

ok correct!

Test #36:

score: 0
Accepted
time: 4ms
memory: 30588kb

input:

47 71
...........X....X..............................
...............................................
...............................................
...........X...................................
.............................................X.
..X...........XX............X..................
.........

output:

102.814204
334
(44,4) (47,37) 

result:

ok correct!

Test #37:

score: 0
Accepted
time: 10ms
memory: 30176kb

input:

51 65
.........X..........X..............................
.................................X....X.........X..
................................................X..
...................................................
...................................................
.....................................

output:

81.669985
314
(1,64) (1,65) 

result:

ok correct!

Test #38:

score: 0
Accepted
time: 4ms
memory: 33464kb

input:

40 93
.......X................................
........................................
........................................
........................................
.X......................................
..................X.....................
........................................
..........

output:

300.307527
1326
(39,93) (40,93) 

result:

ok correct!

Test #39:

score: 0
Accepted
time: 18ms
memory: 51072kb

input:

87 99
.......................................................................................
.......................................................................................
.......................................................................................
.................................

output:

474.068966
2063
(1,1) (49,1) 

result:

ok correct!

Test #40:

score: 0
Accepted
time: 20ms
memory: 58604kb

input:

46 94
..............................................
..............................................
..............................................
..............................................
..............................................
..............................................
...............

output:

2555.367484
5914
(46,1) (46,2) 

result:

ok correct!

Test #41:

score: 0
Accepted
time: 23ms
memory: 86652kb

input:

93 60
.............................................................................................
.............................................................................................
.............................................................................................
...............

output:

2389.200358
11288
(21,60) (22,60) 

result:

ok correct!

Test #42:

score: 0
Accepted
time: 18ms
memory: 36528kb

input:

98 61
.............................................X................................X...................
...................................................................X.............X................
..................................................................................X................

output:

225.089160
803
(10,61) (11,61) 

result:

ok correct!

Test #43:

score: 0
Accepted
time: 22ms
memory: 40596kb

input:

94 95
..............................................................................................
.......................................................X......................................
............X................................................X.......................X........
............

output:

213.687570
941
(33,89) (33,90) 

result:

ok correct!

Test #44:

score: 0
Accepted
time: 24ms
memory: 35568kb

input:

94 72
..............................................................................................
..............................................................................................
..............................................................................................
............

output:

1330.089539
4671
(60,71) (38,72) 

result:

ok correct!

Test #45:

score: 0
Accepted
time: 3ms
memory: 28956kb

input:

46 44
....X...X..............................X...X..
................................X..X......X...
..............X.........X.....................
......................X...........X...........
......................X.X........X.X...X......
.............X..........X.....................
.X.............

output:

67.354743
645
(1,1) (2,1) 

result:

ok correct!

Test #46:

score: 0
Accepted
time: 13ms
memory: 30196kb

input:

65 51
.................................................................
.........................X.......................................
........X..............X.........................................
....X...............X............................................
.................................

output:

80.041026
332
(64,34) (65,34) 

result:

ok correct!

Test #47:

score: 0
Accepted
time: 20ms
memory: 31356kb

input:

51 82
...................................................
...............X...........X.........X.............
..............................X....................
...................................................
...................................................
.......................X.............

output:

100.466045
360
(49,3) (51,62) 

result:

ok correct!

Test #48:

score: 0
Accepted
time: 13ms
memory: 34252kb

input:

87 60
.......................................................................................
........................................................................X..............
.......................................................................................
.................................

output:

302.789847
799
(87,29) (87,58) 

result:

ok correct!

Test #49:

score: 0
Accepted
time: 15ms
memory: 29340kb

input:

53 44
...................................X.................
.....................................................
............................X....X...................
...X.................................................
.....................................................
....................X......

output:

150.346913
930
(52,44) (53,44) 

result:

ok correct!

Test #50:

score: 0
Accepted
time: 30ms
memory: 53256kb

input:

94 97
..............................................................................................
.......................................X......................X...............................
..............................................................................................
............

output:

690.646414
3826
(1,96) (1,97) 

result:

ok correct!

Test #51:

score: 0
Accepted
time: 20ms
memory: 32320kb

input:

70 68
......................................................................
.....................X...........................X....................
........X...........................X...........................X.....
......................................................................
.............

output:

356.974580
1620
(23,68) (51,68) 

result:

ok correct!

Test #52:

score: 0
Accepted
time: 26ms
memory: 70352kb

input:

100 91
....................................................................................................
....................................................................................................
..............................................................................................

output:

1705.102198
4664
(100,44) (100,90) 

result:

ok correct!

Test #53:

score: 0
Accepted
time: 40ms
memory: 120112kb

input:

88 84
........................................................................................
........................................................................................
........................................................................................
..............................

output:

2976.142316
8305
(68,1) (69,1) 

result:

ok correct!

Test #54:

score: 0
Accepted
time: 4ms
memory: 29120kb

input:

48 44
................................................
................................................
..........X...........X.........................
...X............................................
...........................X....................
.........X......................................
...

output:

140.187973
466
(8,7) (1,20) 

result:

ok correct!

Test #55:

score: 0
Accepted
time: 18ms
memory: 33616kb

input:

98 60
......................................X.....X.....................................................
......................................X..............................X............................
............X......................................................X...............................

output:

179.279252
713
(98,56) (98,57) 

result:

ok correct!

Test #56:

score: 0
Accepted
time: 8ms
memory: 29252kb

input:

58 41
...............................X...............X..........
..X..................X....X...............................
..........................................................
.....................X.............................X......
..............................X.................X............

output:

75.129521
228
(2,1) (49,27) 

result:

ok correct!

Test #57:

score: 0
Accepted
time: 10ms
memory: 31496kb

input:

95 48
....X.......X.......................X..............X........................X...........X......
........X...............................X...............................X......................
........................XX...............................X.....................................
.........

output:

115.940570
390
(15,48) (79,48) 

result:

ok correct!

Test #58:

score: 0
Accepted
time: 11ms
memory: 30360kb

input:

51 62
...................................................
..............................X.........X..........
................................................X..
.......................X...........................
..............................................X....
.....................................

output:

127.050285
432
(7,1) (51,6) 

result:

ok correct!

Test #59:

score: 0
Accepted
time: 23ms
memory: 39460kb

input:

86 98
.......X......X.......................................................................
......................................................................................
......................................................................................
....................................

output:

215.500949
732
(66,70) (68,72) 

result:

ok correct!

Test #60:

score: 0
Accepted
time: 20ms
memory: 41064kb

input:

91 94
...........................................................................................
...........................................................................................
...........................................................................................
.....................

output:

309.110358
1541
(78,1) (90,8) 

result:

ok correct!

Test #61:

score: 0
Accepted
time: 4ms
memory: 30868kb

input:

74 45
..........................................................................
..........................................................................
....X.............X..........................................X............
.X................X..........................X............X.............

output:

164.878078
772
(1,7) (1,8) 

result:

ok correct!

Test #62:

score: 0
Accepted
time: 18ms
memory: 31020kb

input:

54 73
.....X.......X........................................
.............X........................................
...............X......................................
................................X.....................
..............................................X.......
......................

output:

106.012938
560
(1,1) (1,2) 

result:

ok correct!

Test #63:

score: 0
Accepted
time: 15ms
memory: 32180kb

input:

91 56
...........................................................................................
..............................X.............................X..............................
.....................................................................X.....................
.....................

output:

423.714874
1455
(63,19) (24,20) 

result:

ok correct!

Test #64:

score: 0
Accepted
time: 8ms
memory: 27248kb

input:

1 2
X
X

output:

1.000000
1
(1,1) (1,2) 

result:

ok correct!

Test #65:

score: 0
Accepted
time: 0ms
memory: 27256kb

input:

1 3
X
.
.

output:

0.666667
1
(1,1) (1,2) 

result:

ok correct!

Test #66:

score: 0
Accepted
time: 5ms
memory: 27388kb

input:

1 3
.
X
.

output:

0.666667
1
(1,1) (1,3) 

result:

ok correct!

Test #67:

score: 0
Accepted
time: 0ms
memory: 27384kb

input:

1 3
X
X
.

output:

0.666667
1
(1,2) (1,3) 

result:

ok correct!

Test #68:

score: 0
Accepted
time: 3ms
memory: 27244kb

input:

1 3
.
.
X

output:

3.333333
5
(1,2) (1,3) 

result:

ok correct!

Test #69:

score: 0
Accepted
time: 0ms
memory: 27208kb

input:

1 3
X
.
X

output:

6.666667
10
(1,1) (1,3) 

result:

ok correct!

Test #70:

score: 0
Accepted
time: 0ms
memory: 27352kb

input:

1 3
.
X
X

output:

0.666667
1
(1,1) (1,2) 

result:

ok correct!

Test #71:

score: 0
Accepted
time: 7ms
memory: 27224kb

input:

1 3
X
X
X

output:

3.666667
5
(1,1) (1,2) 

result:

ok correct!

Test #72:

score: 0
Accepted
time: 3ms
memory: 27208kb

input:

1 4
X
.
.
.

output:

5.250000
10
(1,1) (1,2) 

result:

ok correct!

Test #73:

score: 0
Accepted
time: 3ms
memory: 27404kb

input:

1 4
.
X
.
.

output:

2.750000
5
(1,1) (1,4) 

result:

ok correct!

Test #74:

score: 0
Accepted
time: 11ms
memory: 27232kb

input:

1 4
X
X
.
.

output:

1.000000
1
(1,1) (1,2) (1,3) (1,4) 

result:

ok correct!

Test #75:

score: 0
Accepted
time: 4ms
memory: 27288kb

input:

1 4
.
.
X
.

output:

2.750000
5
(1,3) (1,4) 

result:

ok correct!

Test #76:

score: 0
Accepted
time: 3ms
memory: 27324kb

input:

1 4
X
.
X
.

output:

7.500000
10
(1,2) (1,4) 

result:

ok correct!

Test #77:

score: 0
Accepted
time: 4ms
memory: 27260kb

input:

1 4
.
X
X
.

output:

1.000000
1
(1,1) (1,2) (1,3) (1,4) 

result:

ok correct!

Test #78:

score: 0
Accepted
time: 3ms
memory: 27280kb

input:

1 4
X
X
X
.

output:

2.750000
5
(1,2) (1,3) 

result:

ok correct!

Test #79:

score: 0
Accepted
time: 7ms
memory: 27216kb

input:

1 4
.
.
.
X

output:

10.250000
18
(1,3) (1,4) 

result:

ok correct!

Test #80:

score: 0
Accepted
time: 0ms
memory: 27352kb

input:

1 4
X
.
.
X

output:

14.000000
27
(1,1) (1,4) 

result:

ok correct!

Test #81:

score: 0
Accepted
time: 4ms
memory: 27316kb

input:

1 4
.
X
.
X

output:

5.500000
10
(1,1) (1,3) 

result:

ok correct!

Test #82:

score: 0
Accepted
time: 0ms
memory: 27384kb

input:

1 4
X
X
.
X

output:

2.750000
5
(1,1) (1,4) 

result:

ok correct!

Test #83:

score: 0
Accepted
time: 0ms
memory: 27208kb

input:

1 4
.
.
X
X

output:

3.000000
5
(1,3) (1,4) 

result:

ok correct!

Test #84:

score: 0
Accepted
time: 7ms
memory: 27152kb

input:

1 4
X
.
X
X

output:

2.750000
5
(1,2) (1,4) 

result:

ok correct!

Test #85:

score: 0
Accepted
time: 7ms
memory: 27288kb

input:

1 4
.
X
X
X

output:

2.750000
5
(1,1) (1,2) 

result:

ok correct!

Test #86:

score: 0
Accepted
time: 7ms
memory: 27208kb

input:

1 4
X
X
X
X

output:

6.500000
10
(1,2) (1,3) 

result:

ok correct!

Test #87:

score: 0
Accepted
time: 5ms
memory: 27288kb

input:

2 2
X.
..

output:

3.750000
7
(2,1) (2,2) 

result:

ok correct!

Test #88:

score: 0
Accepted
time: 0ms
memory: 27336kb

input:

2 2
.X
..

output:

1.250000
2
(1,1) (1,2) 

result:

ok correct!

Test #89:

score: 0
Accepted
time: 0ms
memory: 27260kb

input:

2 2
XX
..

output:

2.500000
3
(1,2) (2,2) 

result:

ok correct!

Test #90:

score: 0
Accepted
time: 0ms
memory: 27284kb

input:

2 2
..
X.

output:

4.250000
6
(2,1) (2,2) 

result:

ok correct!

Test #91:

score: 0
Accepted
time: 5ms
memory: 27236kb

input:

2 2
X.
X.

output:

3.500000
6
(2,1) (2,2) 

result:

ok correct!

Test #92:

score: 0
Accepted
time: 7ms
memory: 27280kb

input:

2 2
.X
X.

output:

1.500000
2
(1,1) (2,2) 

result:

ok correct!

Test #93:

score: 0
Accepted
time: 3ms
memory: 27388kb

input:

2 2
XX
X.

output:

1.750000
3
(1,2) (2,2) 

result:

ok correct!

Test #94:

score: 0
Accepted
time: 7ms
memory: 27208kb

input:

2 2
..
.X

output:

2.750000
4
(1,2) (2,2) 

result:

ok correct!

Test #95:

score: 0
Accepted
time: 3ms
memory: 27332kb

input:

2 2
X.
.X

output:

2.500000
4
(2,1) (1,2) 

result:

ok correct!

Test #96:

score: 0
Accepted
time: 0ms
memory: 27232kb

input:

2 2
.X
.X

output:

1.500000
2
(1,1) (1,2) 

result:

ok correct!

Test #97:

score: 0
Accepted
time: 3ms
memory: 27400kb

input:

2 2
XX
.X

output:

1.750000
3
(1,2) (2,2) 

result:

ok correct!

Test #98:

score: 0
Accepted
time: 3ms
memory: 27272kb

input:

2 2
..
XX

output:

3.500000
4
(1,2) (2,2) 

result:

ok correct!

Test #99:

score: 0
Accepted
time: 3ms
memory: 27396kb

input:

2 2
X.
XX

output:

2.250000
4
(2,1) (1,2) 

result:

ok correct!

Test #100:

score: 0
Accepted
time: 3ms
memory: 27280kb

input:

2 2
.X
XX

output:

1.250000
2
(1,1) (2,2) 

result:

ok correct!

Test #101:

score: 0
Accepted
time: 3ms
memory: 27244kb

input:

2 2
XX
XX

output:

2.500000
3
(1,2) (2,2) 

result:

ok correct!

Test #102:

score: 0
Accepted
time: 0ms
memory: 27284kb

input:

3 1
X..

output:

4.666667
7
(2,1) (3,1) 

result:

ok correct!

Test #103:

score: 0
Accepted
time: 2ms
memory: 27228kb

input:

3 1
.X.

output:

2.000000
3
(1,1) (3,1) 

result:

ok correct!

Test #104:

score: 0
Accepted
time: 0ms
memory: 27404kb

input:

3 1
XX.

output:

2.000000
3
(1,1) (2,1) 

result:

ok correct!

Test #105:

score: 0
Accepted
time: 0ms
memory: 27292kb

input:

3 1
..X

output:

2.000000
3
(1,1) (2,1) 

result:

ok correct!

Test #106:

score: 0
Accepted
time: 0ms
memory: 27288kb

input:

3 1
X.X

output:

9.333333
14
(1,1) (3,1) 

result:

ok correct!

Test #107:

score: 0
Accepted
time: 3ms
memory: 27288kb

input:

3 1
.XX

output:

2.000000
3
(2,1) (3,1) 

result:

ok correct!

Test #108:

score: 0
Accepted
time: 3ms
memory: 27384kb

input:

3 1
XXX

output:

5.666667
7
(1,1) (2,1) 

result:

ok correct!

Test #109:

score: 0
Accepted
time: 0ms
memory: 27232kb

input:

4 1
X...

output:

12.750000
22
(3,1) (4,1) 

result:

ok correct!

Test #110:

score: 0
Accepted
time: 0ms
memory: 27204kb

input:

4 1
.X..

output:

4.250000
7
(3,1) (4,1) 

result:

ok correct!

Test #111:

score: 0
Accepted
time: 3ms
memory: 27348kb

input:

4 1
XX..

output:

5.000000
7
(3,1) (4,1) 

result:

ok correct!

Test #112:

score: 0
Accepted
time: 3ms
memory: 27300kb

input:

4 1
..X.

output:

4.250000
7
(1,1) (4,1) 

result:

ok correct!

Test #113:

score: 0
Accepted
time: 3ms
memory: 27224kb

input:

4 1
X.X.

output:

8.500000
14
(1,1) (3,1) 

result:

ok correct!

Test #114:

score: 0
Accepted
time: 3ms
memory: 27352kb

input:

4 1
.XX.

output:

3.000000
3
(1,1) (2,1) (3,1) (4,1) 

result:

ok correct!

Test #115:

score: 0
Accepted
time: 11ms
memory: 27140kb

input:

4 1
XXX.

output:

4.250000
7
(1,1) (2,1) 

result:

ok correct!

Test #116:

score: 0
Accepted
time: 0ms
memory: 27292kb

input:

4 1
...X

output:

7.750000
14
(1,1) (2,1) 

result:

ok correct!

Test #117:

score: 0
Accepted
time: 0ms
memory: 27284kb

input:

4 1
X..X

output:

18.000000
33
(1,1) (4,1) 

result:

ok correct!

Test #118:

score: 0
Accepted
time: 3ms
memory: 27204kb

input:

4 1
.X.X

output:

10.500000
14
(2,1) (4,1) 

result:

ok correct!

Test #119:

score: 0
Accepted
time: 0ms
memory: 27200kb

input:

4 1
XX.X

output:

4.250000
7
(2,1) (4,1) 

result:

ok correct!

Test #120:

score: 0
Accepted
time: 3ms
memory: 27264kb

input:

4 1
..XX

output:

3.000000
3
(1,1) (2,1) (3,1) (4,1) 

result:

ok correct!

Test #121:

score: 0
Accepted
time: 3ms
memory: 27212kb

input:

4 1
X.XX

output:

4.250000
7
(1,1) (4,1) 

result:

ok correct!

Test #122:

score: 0
Accepted
time: 7ms
memory: 27316kb

input:

4 1
.XXX

output:

4.250000
7
(2,1) (3,1) 

result:

ok correct!

Test #123:

score: 0
Accepted
time: 3ms
memory: 27420kb

input:

4 1
XXXX

output:

9.500000
14
(2,1) (3,1) 

result:

ok correct!

Test #124:

score: 0
Accepted
time: 7ms
memory: 27360kb

input:

100 1
X...................................................................................................

output:

13274.590000
38710
(99,1) (100,1) 

result:

ok correct!

Test #125:

score: 0
Accepted
time: 7ms
memory: 27356kb

input:

100 1
...................................................................................................X

output:

13076.630000
38318
(1,1) (2,1) 

result:

ok correct!

Test #126:

score: 0
Accepted
time: 7ms
memory: 27356kb

input:

100 1
..................................................X.................................................

output:

3356.010000
9751
(1,1) (100,1) 

result:

ok correct!

Test #127:

score: 0
Accepted
time: 4ms
memory: 27432kb

input:

100 1
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

output:

3457.500000
9950
(50,1) (51,1) 

result:

ok correct!

Test #128:

score: 0
Accepted
time: 0ms
memory: 27340kb

input:

100 1
X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.

output:

3554.940000
9950
(49,1) (51,1) 

result:

ok correct!

Test #129:

score: 0
Accepted
time: 0ms
memory: 27424kb

input:

100 2
X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.
.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X.X

output:

3451.070000
9751
(49,1) (51,1) 

result:

ok correct!

Test #130:

score: 0
Accepted
time: 3ms
memory: 27404kb

input:

1 100
X
.
.
.
.
.
.
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output:

12977.650000
38122
(1,1) (1,2) 

result:

ok correct!

Test #131:

score: 0
Accepted
time: 3ms
memory: 27328kb

input:

1 100
.
.
.
.
.
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.
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.
X

output:

13175.610000
38514
(1,99) (1,100) 

result:

ok correct!

Test #132:

score: 0
Accepted
time: 3ms
memory: 27384kb

input:

1 100
.
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.

output:

3306.030000
9653
(1,99) (1,100) 

result:

ok correct!

Test #133:

score: 0
Accepted
time: 7ms
memory: 27328kb

input:

1 100
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X

output:

3406.500000
9850
(1,50) (1,51) 

result:

ok correct!

Test #134:

score: 0
Accepted
time: 7ms
memory: 27304kb

input:

1 100
X
.
X
.
X
.
X
.
X
.
X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
.
X
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X
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X
.

output:

3503.020000
9850
(1,50) (1,52) 

result:

ok correct!

Test #135:

score: 0
Accepted
time: 4ms
memory: 27432kb

input:

2 100
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
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X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
X.
.X
...

output:

3401.110000
9654
(2,49) (2,51) 

result:

ok correct!

Test #136:

score: 0
Accepted
time: 0ms
memory: 27284kb

input:

10 10
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX
XXXXXXXXXX

output:

58.080000
95
(5,10) (6,10) 

result:

ok correct!

Test #137:

score: 0
Accepted
time: 79ms
memory: 174684kb

input:

100 100
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
....................................................................................................
.............................................................................................

output:

13878.927500
38908
(99,1) (100,1) 

result:

ok correct!

Test #138:

score: 0
Accepted
time: 71ms
memory: 178724kb

input:

100 100
....................................................................................................
....................................................................................................
.............................................................................................

output:

14059.272500
39302
(99,100) (100,100) 

result:

ok correct!

Test #139:

score: 0
Accepted
time: 100ms
memory: 178668kb

input:

100 100
X...................................................................................................
X...................................................................................................
X............................................................................................

output:

14132.282500
39500
(100,1) (100,2) 

result:

ok correct!

Test #140:

score: 0
Accepted
time: 78ms
memory: 178704kb

input:

100 100
...................................................................................................X
...................................................................................................X
.............................................................................................

output:

13951.432500
39104
(1,99) (1,100) 

result:

ok correct!

Test #141:

score: 0
Accepted
time: 164ms
memory: 450876kb

input:

100 100
....................................................................................................
....................................................................................................
.............................................................................................

output:

19733.339900
39302
(99,100) (100,100) 

result:

ok correct!

Test #142:

score: 0
Accepted
time: 185ms
memory: 450928kb

input:

100 100
...................................................................................................X
....................................................................................................
.............................................................................................

output:

19601.009900
39104
(1,99) (1,100) 

result:

ok correct!

Test #143:

score: 0
Accepted
time: 178ms
memory: 451132kb

input:

100 100
....................................................................................................
....................................................................................................
.............................................................................................

output:

5001.489900
10098
(99,100) (100,100) 

result:

ok correct!

Test #144:

score: 0
Accepted
time: 4ms
memory: 27484kb

input:

20 20
.XX......XX.....XXXX
..X.....X..X....X...
.....X..............
X..XX.X..XX......XX.
X..........X........
...X..X............X
.X...X..........XXXX
.X...XX..XX....X....
X.X.XX...X.......X.X
XXXXX....X........X.
.X.XX.X..XX...X.X...
X.......X..XXX.....X
.X..X..X.X......X...
.........X....X...X.
...

output:

12.812500
31
(13,5) (15,18) 

result:

ok correct!

Test #145:

score: 0
Accepted
time: 11ms
memory: 29172kb

input:

50 50
..................................................
..................X...............X...............
..................................................
....X...X........................X........X..X....
.................X................................
..........................................

output:

60.830800
195
(28,1) (1,35) 

result:

ok correct!

Test #146:

score: 0
Accepted
time: 27ms
memory: 41740kb

input:

100 100
....................................................................................................
....................................................................................................
.............................................................................................

output:

227.534900
1062
(96,95) (55,100) 

result:

ok correct!

Extra Test:

score: 0
Extra Test Passed