답안 #1068828

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1068828 2024-08-21T12:25:03 Z Boas 분수 공원 (IOI21_parks) C++17
70 / 100
438 ms 67784 KB
#include "parks.h"

// #pragma GCC optimize("trapv")

#include <bits/stdc++.h>
using namespace std;
typedef vector<int> vi;
typedef long long ll;
typedef vector<signed> vi32;
typedef vector<bool> vb;
typedef vector<vi> vvi;
typedef unordered_set<ll> si;
typedef pair<int, int> ii;
typedef tuple<int, int, int> iii;
typedef vector<ii> vii;
typedef set<iii> siii;
// typedef unordered_set<ii> sii;
typedef vector<vii> vvii;
#define pb push_back
#define loop(x, i) for (int i = 0; i < x; i++)
#define ALL(x) begin(x), end(x)
#define sz(x) (int)x.size()

vii adj = {{-2, 0}, {2, 0}, {0, 2}, {0, -2}};

vector<si> benchPoints(4); // neighbour count

ll MX = 200'004;

ll toInt(ii p)
{
    auto [b, c] = p;
    return MX * b + c;
}

void addNeighbour(ll x, ll y, int dif = 1)
{
    if (benchPoints[1].count(toInt({x, y})))
    {
        benchPoints[1].erase(toInt({x, y}));
        if (dif == 1)
        {
            benchPoints[2].insert(toInt({x, y}));
        }
    }
    else if (benchPoints[2].count(toInt({x, y})))
    {
        benchPoints[2].erase(toInt({x, y}));
        benchPoints[2 + dif].insert(toInt({x, y}));
    }
    else if (benchPoints[3].count(toInt({x, y})))
    {
        benchPoints[3].erase(toInt({x, y}));
        if (dif == 1)
            throw;
        benchPoints[2].insert(toInt({x, y}));
    }
    else if (dif == 1)
    {
        benchPoints[1].insert(toInt({x, y}));
    }
}

int construct_roads(vi xs, vi ys)
{
    unordered_map<ll, int> fountains;
    unordered_map<ll, int> roads;
    // unordered_set<ii> gotBench;
    int n = sz(xs);
    loop(n, i)
    {
        fountains[toInt({xs[i], ys[i]})] = i;
    }
    vb vis(n);
    vi u, v, a, b;
    a = b = vi(n - 1);
    int visCnt = 1;
    auto dfs = [&](auto &&self, int i) -> void
    {
        int x = xs[i], y = ys[i];
        for (const auto &[dx, dy] : adj)
        {
            ii pos = {x + dx, y + dy};
            if (fountains.count(toInt(pos)))
            {
                int j = fountains[toInt(pos)];
                if (vis[j])
                    continue;
                if (dx != 0)
                {
                    roads[toInt({x + dx / 2, y})] = sz(u);
                    addNeighbour(x + dx / 2, y + 1);
                    addNeighbour(x + dx / 2, y - 1);
                }
                else
                {
                    roads[toInt({x, y + dy / 2})] = sz(u);
                    addNeighbour(x + 1, y + dy / 2);
                    addNeighbour(x - 1, y + dy / 2);
                }
                u.pb(i);
                v.pb(j);
                vis[j] = 1;
                visCnt++;
                self(self, j);
            }
        }
    };
    vis[0] = 1;
    dfs(dfs, 0);
    if (visCnt != n)
        return 0;
    assert(sz(u) == n - 1);
    for (int benchesBuilt = 0; benchesBuilt < sz(u); benchesBuilt++)
    {
        ll x = -1, y = -1;
        for (int i = 1; i <= 3; i++)
        {
            if (!benchPoints[i].empty())
            {
                ll pr = *benchPoints[i].begin();
                x = pr / MX, y = pr % MX;
                benchPoints[i].erase(benchPoints[i].begin());
                break;
            }
        }
        if (x == -1)
            break;
        ii loc;
        if (roads.count(toInt({x + 1, y})))
        {
            loc = {x + 1, y};
            addNeighbour(x + 2, y, -1);
        }
        else if (roads.count(toInt({x - 1, y})))
        {
            loc = {x - 1, y};
            addNeighbour(x - 2, y, -1);
        }
        else if (roads.count(toInt({x, y + 1})))
        {
            loc = {x, y + 1};
            addNeighbour(x, y + 2, -1);
        }
        else if (roads.count(toInt({x, y - 1})))
        {
            loc = {x, y - 1};
            addNeighbour(x, y - 2, -1);
        }
        else
            throw;
        int ix = roads[toInt(loc)];
        roads.erase(toInt(loc));
        a[ix] = x;
        b[ix] = y;
    }
    loop(n - 1, ix)
    {
        if (a[ix] == 0)
        {
            return 0;
        }
    }
    build(u, v, a, b);
    return 1;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 90 ms 33092 KB Output is correct
10 Correct 8 ms 3676 KB Output is correct
11 Correct 38 ms 18120 KB Output is correct
12 Correct 10 ms 5304 KB Output is correct
13 Correct 16 ms 11260 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 444 KB Output is correct
16 Correct 81 ms 27956 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 90 ms 33092 KB Output is correct
10 Correct 8 ms 3676 KB Output is correct
11 Correct 38 ms 18120 KB Output is correct
12 Correct 10 ms 5304 KB Output is correct
13 Correct 16 ms 11260 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 444 KB Output is correct
16 Correct 81 ms 27956 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 210 ms 57348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 ms 604 KB Output is correct
26 Correct 1 ms 860 KB Output is correct
27 Correct 2 ms 604 KB Output is correct
28 Correct 69 ms 22628 KB Output is correct
29 Correct 108 ms 32200 KB Output is correct
30 Correct 147 ms 44236 KB Output is correct
31 Correct 215 ms 55164 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 1 ms 600 KB Output is correct
44 Correct 1 ms 604 KB Output is correct
45 Correct 99 ms 25800 KB Output is correct
46 Correct 162 ms 38340 KB Output is correct
47 Correct 175 ms 37576 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 90 ms 33092 KB Output is correct
10 Correct 8 ms 3676 KB Output is correct
11 Correct 38 ms 18120 KB Output is correct
12 Correct 10 ms 5304 KB Output is correct
13 Correct 16 ms 11260 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 444 KB Output is correct
16 Correct 81 ms 27956 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 210 ms 57348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 ms 604 KB Output is correct
26 Correct 1 ms 860 KB Output is correct
27 Correct 2 ms 604 KB Output is correct
28 Correct 69 ms 22628 KB Output is correct
29 Correct 108 ms 32200 KB Output is correct
30 Correct 147 ms 44236 KB Output is correct
31 Correct 215 ms 55164 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 1 ms 600 KB Output is correct
44 Correct 1 ms 604 KB Output is correct
45 Correct 99 ms 25800 KB Output is correct
46 Correct 162 ms 38340 KB Output is correct
47 Correct 175 ms 37576 KB Output is correct
48 Correct 1 ms 344 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 0 ms 348 KB Output is correct
53 Correct 0 ms 348 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 209 ms 52324 KB Output is correct
56 Correct 0 ms 344 KB Output is correct
57 Correct 2 ms 856 KB Output is correct
58 Correct 5 ms 2140 KB Output is correct
59 Correct 3 ms 1620 KB Output is correct
60 Correct 91 ms 29152 KB Output is correct
61 Correct 125 ms 37832 KB Output is correct
62 Correct 158 ms 42952 KB Output is correct
63 Correct 204 ms 51476 KB Output is correct
64 Correct 1 ms 344 KB Output is correct
65 Correct 0 ms 348 KB Output is correct
66 Correct 0 ms 348 KB Output is correct
67 Correct 204 ms 61928 KB Output is correct
68 Correct 187 ms 60872 KB Output is correct
69 Correct 204 ms 63428 KB Output is correct
70 Correct 2 ms 860 KB Output is correct
71 Correct 3 ms 1116 KB Output is correct
72 Correct 100 ms 22180 KB Output is correct
73 Correct 183 ms 35784 KB Output is correct
74 Correct 255 ms 44580 KB Output is correct
75 Correct 277 ms 55732 KB Output is correct
76 Correct 199 ms 67780 KB Output is correct
77 Correct 3 ms 1116 KB Output is correct
78 Correct 4 ms 1628 KB Output is correct
79 Correct 104 ms 24764 KB Output is correct
80 Correct 180 ms 37320 KB Output is correct
81 Correct 248 ms 50176 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 90 ms 33092 KB Output is correct
10 Correct 8 ms 3676 KB Output is correct
11 Correct 38 ms 18120 KB Output is correct
12 Correct 10 ms 5304 KB Output is correct
13 Correct 16 ms 11260 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 444 KB Output is correct
16 Correct 81 ms 27956 KB Output is correct
17 Correct 1 ms 600 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 205 ms 59004 KB Output is correct
21 Correct 216 ms 54400 KB Output is correct
22 Correct 201 ms 51580 KB Output is correct
23 Correct 241 ms 46024 KB Output is correct
24 Correct 55 ms 13952 KB Output is correct
25 Correct 50 ms 14208 KB Output is correct
26 Correct 54 ms 14148 KB Output is correct
27 Correct 206 ms 44412 KB Output is correct
28 Correct 198 ms 44364 KB Output is correct
29 Correct 224 ms 44160 KB Output is correct
30 Correct 220 ms 44152 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 16 ms 3600 KB Output is correct
33 Correct 23 ms 7232 KB Output is correct
34 Correct 210 ms 55128 KB Output is correct
35 Correct 5 ms 1368 KB Output is correct
36 Correct 20 ms 4968 KB Output is correct
37 Correct 36 ms 8396 KB Output is correct
38 Correct 101 ms 13284 KB Output is correct
39 Correct 125 ms 19652 KB Output is correct
40 Correct 162 ms 23972 KB Output is correct
41 Correct 201 ms 27332 KB Output is correct
42 Correct 244 ms 34172 KB Output is correct
43 Correct 1 ms 344 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 344 KB Output is correct
47 Correct 0 ms 428 KB Output is correct
48 Correct 1 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 1 ms 400 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 0 ms 348 KB Output is correct
53 Correct 0 ms 348 KB Output is correct
54 Correct 1 ms 604 KB Output is correct
55 Correct 2 ms 604 KB Output is correct
56 Correct 113 ms 25872 KB Output is correct
57 Correct 168 ms 38364 KB Output is correct
58 Correct 210 ms 37544 KB Output is correct
59 Correct 1 ms 348 KB Output is correct
60 Correct 0 ms 348 KB Output is correct
61 Correct 0 ms 348 KB Output is correct
62 Correct 213 ms 61952 KB Output is correct
63 Correct 209 ms 60868 KB Output is correct
64 Correct 216 ms 63404 KB Output is correct
65 Correct 2 ms 856 KB Output is correct
66 Correct 3 ms 1116 KB Output is correct
67 Correct 106 ms 22316 KB Output is correct
68 Correct 194 ms 35780 KB Output is correct
69 Correct 304 ms 44668 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 90 ms 33092 KB Output is correct
10 Correct 8 ms 3676 KB Output is correct
11 Correct 38 ms 18120 KB Output is correct
12 Correct 10 ms 5304 KB Output is correct
13 Correct 16 ms 11260 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 444 KB Output is correct
16 Correct 81 ms 27956 KB Output is correct
17 Correct 335 ms 67784 KB Output is correct
18 Correct 313 ms 65220 KB Output is correct
19 Correct 322 ms 59604 KB Output is correct
20 Correct 300 ms 51932 KB Output is correct
21 Correct 283 ms 45624 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 58 ms 6660 KB Output is correct
24 Correct 11 ms 3164 KB Output is correct
25 Correct 36 ms 6584 KB Output is correct
26 Correct 46 ms 10056 KB Output is correct
27 Correct 207 ms 23096 KB Output is correct
28 Correct 231 ms 28916 KB Output is correct
29 Correct 228 ms 34516 KB Output is correct
30 Correct 339 ms 42808 KB Output is correct
31 Correct 397 ms 46460 KB Output is correct
32 Correct 438 ms 55632 KB Output is correct
33 Correct 226 ms 67716 KB Output is correct
34 Correct 4 ms 1116 KB Output is correct
35 Correct 6 ms 1596 KB Output is correct
36 Correct 136 ms 24520 KB Output is correct
37 Correct 214 ms 37208 KB Output is correct
38 Correct 391 ms 50172 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 90 ms 33092 KB Output is correct
10 Correct 8 ms 3676 KB Output is correct
11 Correct 38 ms 18120 KB Output is correct
12 Correct 10 ms 5304 KB Output is correct
13 Correct 16 ms 11260 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 444 KB Output is correct
16 Correct 81 ms 27956 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 210 ms 57348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 ms 604 KB Output is correct
26 Correct 1 ms 860 KB Output is correct
27 Correct 2 ms 604 KB Output is correct
28 Correct 69 ms 22628 KB Output is correct
29 Correct 108 ms 32200 KB Output is correct
30 Correct 147 ms 44236 KB Output is correct
31 Correct 215 ms 55164 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 1 ms 600 KB Output is correct
44 Correct 1 ms 604 KB Output is correct
45 Correct 99 ms 25800 KB Output is correct
46 Correct 162 ms 38340 KB Output is correct
47 Correct 175 ms 37576 KB Output is correct
48 Correct 1 ms 344 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 0 ms 348 KB Output is correct
53 Correct 0 ms 348 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 209 ms 52324 KB Output is correct
56 Correct 0 ms 344 KB Output is correct
57 Correct 2 ms 856 KB Output is correct
58 Correct 5 ms 2140 KB Output is correct
59 Correct 3 ms 1620 KB Output is correct
60 Correct 91 ms 29152 KB Output is correct
61 Correct 125 ms 37832 KB Output is correct
62 Correct 158 ms 42952 KB Output is correct
63 Correct 204 ms 51476 KB Output is correct
64 Correct 1 ms 344 KB Output is correct
65 Correct 0 ms 348 KB Output is correct
66 Correct 0 ms 348 KB Output is correct
67 Correct 204 ms 61928 KB Output is correct
68 Correct 187 ms 60872 KB Output is correct
69 Correct 204 ms 63428 KB Output is correct
70 Correct 2 ms 860 KB Output is correct
71 Correct 3 ms 1116 KB Output is correct
72 Correct 100 ms 22180 KB Output is correct
73 Correct 183 ms 35784 KB Output is correct
74 Correct 255 ms 44580 KB Output is correct
75 Correct 277 ms 55732 KB Output is correct
76 Correct 199 ms 67780 KB Output is correct
77 Correct 3 ms 1116 KB Output is correct
78 Correct 4 ms 1628 KB Output is correct
79 Correct 104 ms 24764 KB Output is correct
80 Correct 180 ms 37320 KB Output is correct
81 Correct 248 ms 50176 KB Output is correct
82 Correct 1 ms 600 KB Output is correct
83 Correct 0 ms 348 KB Output is correct
84 Correct 0 ms 348 KB Output is correct
85 Correct 205 ms 59004 KB Output is correct
86 Correct 216 ms 54400 KB Output is correct
87 Correct 201 ms 51580 KB Output is correct
88 Correct 241 ms 46024 KB Output is correct
89 Correct 55 ms 13952 KB Output is correct
90 Correct 50 ms 14208 KB Output is correct
91 Correct 54 ms 14148 KB Output is correct
92 Correct 206 ms 44412 KB Output is correct
93 Correct 198 ms 44364 KB Output is correct
94 Correct 224 ms 44160 KB Output is correct
95 Correct 220 ms 44152 KB Output is correct
96 Correct 0 ms 344 KB Output is correct
97 Correct 16 ms 3600 KB Output is correct
98 Correct 23 ms 7232 KB Output is correct
99 Correct 210 ms 55128 KB Output is correct
100 Correct 5 ms 1368 KB Output is correct
101 Correct 20 ms 4968 KB Output is correct
102 Correct 36 ms 8396 KB Output is correct
103 Correct 101 ms 13284 KB Output is correct
104 Correct 125 ms 19652 KB Output is correct
105 Correct 162 ms 23972 KB Output is correct
106 Correct 201 ms 27332 KB Output is correct
107 Correct 244 ms 34172 KB Output is correct
108 Correct 1 ms 344 KB Output is correct
109 Correct 0 ms 348 KB Output is correct
110 Correct 0 ms 348 KB Output is correct
111 Correct 0 ms 344 KB Output is correct
112 Correct 0 ms 428 KB Output is correct
113 Correct 1 ms 348 KB Output is correct
114 Correct 0 ms 348 KB Output is correct
115 Correct 1 ms 400 KB Output is correct
116 Correct 0 ms 348 KB Output is correct
117 Correct 0 ms 348 KB Output is correct
118 Correct 0 ms 348 KB Output is correct
119 Correct 1 ms 604 KB Output is correct
120 Correct 2 ms 604 KB Output is correct
121 Correct 113 ms 25872 KB Output is correct
122 Correct 168 ms 38364 KB Output is correct
123 Correct 210 ms 37544 KB Output is correct
124 Correct 1 ms 348 KB Output is correct
125 Correct 0 ms 348 KB Output is correct
126 Correct 0 ms 348 KB Output is correct
127 Correct 213 ms 61952 KB Output is correct
128 Correct 209 ms 60868 KB Output is correct
129 Correct 216 ms 63404 KB Output is correct
130 Correct 2 ms 856 KB Output is correct
131 Correct 3 ms 1116 KB Output is correct
132 Correct 106 ms 22316 KB Output is correct
133 Correct 194 ms 35780 KB Output is correct
134 Correct 304 ms 44668 KB Output is correct
135 Correct 335 ms 67784 KB Output is correct
136 Correct 313 ms 65220 KB Output is correct
137 Correct 322 ms 59604 KB Output is correct
138 Correct 300 ms 51932 KB Output is correct
139 Correct 283 ms 45624 KB Output is correct
140 Correct 1 ms 344 KB Output is correct
141 Correct 58 ms 6660 KB Output is correct
142 Correct 11 ms 3164 KB Output is correct
143 Correct 36 ms 6584 KB Output is correct
144 Correct 46 ms 10056 KB Output is correct
145 Correct 207 ms 23096 KB Output is correct
146 Correct 231 ms 28916 KB Output is correct
147 Correct 228 ms 34516 KB Output is correct
148 Correct 339 ms 42808 KB Output is correct
149 Correct 397 ms 46460 KB Output is correct
150 Correct 438 ms 55632 KB Output is correct
151 Correct 226 ms 67716 KB Output is correct
152 Correct 4 ms 1116 KB Output is correct
153 Correct 6 ms 1596 KB Output is correct
154 Correct 136 ms 24520 KB Output is correct
155 Correct 214 ms 37208 KB Output is correct
156 Correct 391 ms 50172 KB Output is correct
157 Correct 1 ms 348 KB Output is correct
158 Correct 0 ms 348 KB Output is correct
159 Correct 0 ms 348 KB Output is correct
160 Correct 0 ms 348 KB Output is correct
161 Correct 285 ms 50156 KB Output is correct
162 Correct 275 ms 51324 KB Output is correct
163 Correct 231 ms 44128 KB Output is correct
164 Correct 226 ms 43888 KB Output is correct
165 Correct 306 ms 58236 KB Output is correct
166 Correct 360 ms 59076 KB Output is correct
167 Incorrect 62 ms 9464 KB Solution announced impossible, but it is possible.
168 Halted 0 ms 0 KB -