#include "parks.h"
#include <map>
#include <set>
#include <cstdio>
#include <vector>
#include <utility>
#include <algorithm>
using namespace std;
int uf[200006];
int _find(int x) {
if (uf[x] == -1) return x;
return uf[x] = _find(uf[x]);
}
void _merge(int x, int y) {
x = _find(x), y = _find(y);
if (x != y) uf[x] = y;
}
map<pair<int, int>, int> m;
set<pair<int, int>> s;
int construct_roads(vector<int> x, vector<int> y) {
if ((int)x.size() == 1) return build({}, {}, {}, {}), 1;
int n = (int)x.size();
for (int i = 0; i < n; i++) uf[i] = -1;
vector<int> u, v, a, b;
vector<pair<int, int>> edges, n_edges;
vector<int> points;
for (int i = 0; i < n; i++) m[{ x[i], y[i] }] = i;
for (int i = 0; i < n; i++) if (m.count({ x[i], y[i] - 2 })) {
edges.push_back({ m[{ x[i], y[i] - 2 }], i });
_merge(edges.back().first, edges.back().second);
}
for (int i = 0; i < n; i++) /*if (!m.count({ x[i], y[i] - 2 }) || !m.count({ x[i], y[i] + 2 }))*/ points.push_back(i);
sort(points.begin(), points.end(), [&](const int &a, const int &b) {
if (y[a] != y[b]) return y[a] < y[b];
return x[a] < x[b];
});
for (int t = 0; t < (int)points.size(); t++) {
int i = points[t];
if (m.count({ x[i] - 2, y[i] })) {
int t = m[{ x[i] - 2, y[i] }];
if (_find(t) != _find(i)) {
edges.push_back({ t, i });
_merge(t, i);
}
}
if (m.count({ x[i] + 2, y[i] })) {
int t = m[{ x[i] + 2, y[i] }];
if (_find(t) != _find(i)) {
edges.push_back({ t, i });
_merge(t, i);
}
}
}
for (int i = 1; i < n; i++) if (_find(0) != _find(i)) return 0;
//int min_x = *min_element(x.begin(), x.end()), max_x = *max_element(x.begin(), x.end());
for (auto &i: edges) {
/*if (x[i.first] == x[i.second]) {
u.push_back(i.first);
v.push_back(i.second);
a.push_back(x[i.first] - 1);
b.push_back((y[i.first] + y[i.second]) / 2);
s.insert({ a.back(), b.back() });
} else*/ n_edges.push_back(i);
}
sort(n_edges.begin(), n_edges.end(), [&](const pair<int, int> &a, const pair<int, int> &b) {
if (x[a.first] + x[a.second] != x[b.first] + x[b.second]) return x[a.first] + x[a.second] < x[b.first] + x[b.second];
return y[a.first] + y[a.second] < y[b.first] + y[b.second];
});
for (auto &i: n_edges) {
if (x[i.first] == x[i.second]) {
if (!s.count({ x[i.first] - 1, (y[i.first] + y[i.second]) / 2 })) {
s.insert({ x[i.first] - 1, (y[i.first] + y[i.second]) / 2 });
u.push_back(i.first);
v.push_back(i.second);
a.push_back(x[i.first] - 1);
b.push_back((y[i.first] + y[i.second]) / 2);
} else {
if (s.count({ x[i.first] + 1, (y[i.first] + y[i.second]) / 2 })) return 0;
s.insert({ x[i.first] + 1, (y[i.first] + y[i.second]) / 2 });
u.push_back(i.first);
v.push_back(i.second);
a.push_back(x[i.first] + 1);
b.push_back((y[i.first] + y[i.second]) / 2);
}
} else {
if (!s.count({ (x[i.first] + x[i.second]) / 2, y[i.first] - 1 })) {
s.insert({ (x[i.first] + x[i.second]) / 2, y[i.first] - 1 });
u.push_back(i.first);
v.push_back(i.second);
a.push_back((x[i.first] + x[i.second]) / 2);
b.push_back(y[i.first] - 1);
} else {
if (s.count({ (x[i.first] + x[i.second]) / 2, y[i.first] + 1 })) return 0;
s.insert({ (x[i.first] + x[i.second]) / 2, y[i.first] + 1 });
u.push_back(i.first);
v.push_back(i.second);
a.push_back((x[i.first] + x[i.second]) / 2);
b.push_back(y[i.first] + 1);
}
}
}
build(u, v, a, b);
return 1;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
241 ms |
20000 KB |
Output is correct |
10 |
Correct |
14 ms |
2508 KB |
Output is correct |
11 |
Correct |
85 ms |
11480 KB |
Output is correct |
12 |
Correct |
21 ms |
3660 KB |
Output is correct |
13 |
Correct |
39 ms |
5056 KB |
Output is correct |
14 |
Correct |
1 ms |
332 KB |
Output is correct |
15 |
Correct |
2 ms |
460 KB |
Output is correct |
16 |
Correct |
230 ms |
19944 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
241 ms |
20000 KB |
Output is correct |
10 |
Correct |
14 ms |
2508 KB |
Output is correct |
11 |
Correct |
85 ms |
11480 KB |
Output is correct |
12 |
Correct |
21 ms |
3660 KB |
Output is correct |
13 |
Correct |
39 ms |
5056 KB |
Output is correct |
14 |
Correct |
1 ms |
332 KB |
Output is correct |
15 |
Correct |
2 ms |
460 KB |
Output is correct |
16 |
Correct |
230 ms |
19944 KB |
Output is correct |
17 |
Correct |
0 ms |
204 KB |
Output is correct |
18 |
Correct |
0 ms |
204 KB |
Output is correct |
19 |
Correct |
0 ms |
204 KB |
Output is correct |
20 |
Correct |
0 ms |
204 KB |
Output is correct |
21 |
Correct |
0 ms |
204 KB |
Output is correct |
22 |
Correct |
0 ms |
204 KB |
Output is correct |
23 |
Correct |
606 ms |
39672 KB |
Output is correct |
24 |
Correct |
0 ms |
204 KB |
Output is correct |
25 |
Correct |
2 ms |
460 KB |
Output is correct |
26 |
Correct |
3 ms |
588 KB |
Output is correct |
27 |
Correct |
4 ms |
588 KB |
Output is correct |
28 |
Correct |
200 ms |
16148 KB |
Output is correct |
29 |
Correct |
321 ms |
23872 KB |
Output is correct |
30 |
Correct |
455 ms |
31932 KB |
Output is correct |
31 |
Correct |
614 ms |
39612 KB |
Output is correct |
32 |
Correct |
0 ms |
204 KB |
Output is correct |
33 |
Correct |
0 ms |
204 KB |
Output is correct |
34 |
Correct |
0 ms |
204 KB |
Output is correct |
35 |
Correct |
0 ms |
204 KB |
Output is correct |
36 |
Correct |
0 ms |
204 KB |
Output is correct |
37 |
Correct |
0 ms |
204 KB |
Output is correct |
38 |
Correct |
1 ms |
204 KB |
Output is correct |
39 |
Correct |
0 ms |
204 KB |
Output is correct |
40 |
Correct |
0 ms |
204 KB |
Output is correct |
41 |
Correct |
0 ms |
204 KB |
Output is correct |
42 |
Correct |
0 ms |
204 KB |
Output is correct |
43 |
Correct |
2 ms |
460 KB |
Output is correct |
44 |
Correct |
3 ms |
588 KB |
Output is correct |
45 |
Correct |
236 ms |
20028 KB |
Output is correct |
46 |
Correct |
387 ms |
29628 KB |
Output is correct |
47 |
Correct |
389 ms |
29492 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
241 ms |
20000 KB |
Output is correct |
10 |
Correct |
14 ms |
2508 KB |
Output is correct |
11 |
Correct |
85 ms |
11480 KB |
Output is correct |
12 |
Correct |
21 ms |
3660 KB |
Output is correct |
13 |
Correct |
39 ms |
5056 KB |
Output is correct |
14 |
Correct |
1 ms |
332 KB |
Output is correct |
15 |
Correct |
2 ms |
460 KB |
Output is correct |
16 |
Correct |
230 ms |
19944 KB |
Output is correct |
17 |
Correct |
0 ms |
204 KB |
Output is correct |
18 |
Correct |
0 ms |
204 KB |
Output is correct |
19 |
Correct |
0 ms |
204 KB |
Output is correct |
20 |
Correct |
0 ms |
204 KB |
Output is correct |
21 |
Correct |
0 ms |
204 KB |
Output is correct |
22 |
Correct |
0 ms |
204 KB |
Output is correct |
23 |
Correct |
606 ms |
39672 KB |
Output is correct |
24 |
Correct |
0 ms |
204 KB |
Output is correct |
25 |
Correct |
2 ms |
460 KB |
Output is correct |
26 |
Correct |
3 ms |
588 KB |
Output is correct |
27 |
Correct |
4 ms |
588 KB |
Output is correct |
28 |
Correct |
200 ms |
16148 KB |
Output is correct |
29 |
Correct |
321 ms |
23872 KB |
Output is correct |
30 |
Correct |
455 ms |
31932 KB |
Output is correct |
31 |
Correct |
614 ms |
39612 KB |
Output is correct |
32 |
Correct |
0 ms |
204 KB |
Output is correct |
33 |
Correct |
0 ms |
204 KB |
Output is correct |
34 |
Correct |
0 ms |
204 KB |
Output is correct |
35 |
Correct |
0 ms |
204 KB |
Output is correct |
36 |
Correct |
0 ms |
204 KB |
Output is correct |
37 |
Correct |
0 ms |
204 KB |
Output is correct |
38 |
Correct |
1 ms |
204 KB |
Output is correct |
39 |
Correct |
0 ms |
204 KB |
Output is correct |
40 |
Correct |
0 ms |
204 KB |
Output is correct |
41 |
Correct |
0 ms |
204 KB |
Output is correct |
42 |
Correct |
0 ms |
204 KB |
Output is correct |
43 |
Correct |
2 ms |
460 KB |
Output is correct |
44 |
Correct |
3 ms |
588 KB |
Output is correct |
45 |
Correct |
236 ms |
20028 KB |
Output is correct |
46 |
Correct |
387 ms |
29628 KB |
Output is correct |
47 |
Correct |
389 ms |
29492 KB |
Output is correct |
48 |
Correct |
0 ms |
204 KB |
Output is correct |
49 |
Correct |
0 ms |
204 KB |
Output is correct |
50 |
Correct |
0 ms |
204 KB |
Output is correct |
51 |
Correct |
0 ms |
204 KB |
Output is correct |
52 |
Correct |
0 ms |
204 KB |
Output is correct |
53 |
Correct |
0 ms |
204 KB |
Output is correct |
54 |
Correct |
0 ms |
204 KB |
Output is correct |
55 |
Correct |
642 ms |
39716 KB |
Output is correct |
56 |
Correct |
0 ms |
204 KB |
Output is correct |
57 |
Correct |
3 ms |
588 KB |
Output is correct |
58 |
Correct |
11 ms |
1608 KB |
Output is correct |
59 |
Correct |
11 ms |
1228 KB |
Output is correct |
60 |
Correct |
270 ms |
20008 KB |
Output is correct |
61 |
Correct |
412 ms |
27964 KB |
Output is correct |
62 |
Correct |
532 ms |
32948 KB |
Output is correct |
63 |
Correct |
614 ms |
39584 KB |
Output is correct |
64 |
Correct |
0 ms |
204 KB |
Output is correct |
65 |
Correct |
0 ms |
204 KB |
Output is correct |
66 |
Correct |
1 ms |
204 KB |
Output is correct |
67 |
Correct |
591 ms |
39736 KB |
Output is correct |
68 |
Correct |
565 ms |
39740 KB |
Output is correct |
69 |
Correct |
560 ms |
39476 KB |
Output is correct |
70 |
Correct |
5 ms |
588 KB |
Output is correct |
71 |
Correct |
8 ms |
972 KB |
Output is correct |
72 |
Correct |
252 ms |
20076 KB |
Output is correct |
73 |
Correct |
407 ms |
30384 KB |
Output is correct |
74 |
Correct |
594 ms |
39740 KB |
Output is correct |
75 |
Correct |
596 ms |
39616 KB |
Output is correct |
76 |
Correct |
554 ms |
39644 KB |
Output is correct |
77 |
Correct |
5 ms |
716 KB |
Output is correct |
78 |
Correct |
9 ms |
1176 KB |
Output is correct |
79 |
Correct |
256 ms |
20008 KB |
Output is correct |
80 |
Correct |
439 ms |
30276 KB |
Output is correct |
81 |
Correct |
581 ms |
39744 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
241 ms |
20000 KB |
Output is correct |
10 |
Correct |
14 ms |
2508 KB |
Output is correct |
11 |
Correct |
85 ms |
11480 KB |
Output is correct |
12 |
Correct |
21 ms |
3660 KB |
Output is correct |
13 |
Correct |
39 ms |
5056 KB |
Output is correct |
14 |
Correct |
1 ms |
332 KB |
Output is correct |
15 |
Correct |
2 ms |
460 KB |
Output is correct |
16 |
Correct |
230 ms |
19944 KB |
Output is correct |
17 |
Correct |
0 ms |
204 KB |
Output is correct |
18 |
Correct |
0 ms |
204 KB |
Output is correct |
19 |
Correct |
0 ms |
204 KB |
Output is correct |
20 |
Correct |
602 ms |
40940 KB |
Output is correct |
21 |
Correct |
587 ms |
39724 KB |
Output is correct |
22 |
Correct |
619 ms |
40048 KB |
Output is correct |
23 |
Correct |
484 ms |
33868 KB |
Output is correct |
24 |
Correct |
375 ms |
17872 KB |
Output is correct |
25 |
Correct |
506 ms |
19624 KB |
Output is correct |
26 |
Correct |
431 ms |
20096 KB |
Output is correct |
27 |
Correct |
639 ms |
39740 KB |
Output is correct |
28 |
Correct |
627 ms |
39760 KB |
Output is correct |
29 |
Correct |
673 ms |
39648 KB |
Output is correct |
30 |
Correct |
645 ms |
39620 KB |
Output is correct |
31 |
Correct |
1 ms |
204 KB |
Output is correct |
32 |
Incorrect |
21 ms |
1848 KB |
Solution announced impossible, but it is possible. |
33 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
241 ms |
20000 KB |
Output is correct |
10 |
Correct |
14 ms |
2508 KB |
Output is correct |
11 |
Correct |
85 ms |
11480 KB |
Output is correct |
12 |
Correct |
21 ms |
3660 KB |
Output is correct |
13 |
Correct |
39 ms |
5056 KB |
Output is correct |
14 |
Correct |
1 ms |
332 KB |
Output is correct |
15 |
Correct |
2 ms |
460 KB |
Output is correct |
16 |
Correct |
230 ms |
19944 KB |
Output is correct |
17 |
Correct |
584 ms |
39664 KB |
Output is correct |
18 |
Correct |
575 ms |
39776 KB |
Output is correct |
19 |
Incorrect |
576 ms |
33812 KB |
Solution announced impossible, but it is possible. |
20 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
241 ms |
20000 KB |
Output is correct |
10 |
Correct |
14 ms |
2508 KB |
Output is correct |
11 |
Correct |
85 ms |
11480 KB |
Output is correct |
12 |
Correct |
21 ms |
3660 KB |
Output is correct |
13 |
Correct |
39 ms |
5056 KB |
Output is correct |
14 |
Correct |
1 ms |
332 KB |
Output is correct |
15 |
Correct |
2 ms |
460 KB |
Output is correct |
16 |
Correct |
230 ms |
19944 KB |
Output is correct |
17 |
Correct |
0 ms |
204 KB |
Output is correct |
18 |
Correct |
0 ms |
204 KB |
Output is correct |
19 |
Correct |
0 ms |
204 KB |
Output is correct |
20 |
Correct |
0 ms |
204 KB |
Output is correct |
21 |
Correct |
0 ms |
204 KB |
Output is correct |
22 |
Correct |
0 ms |
204 KB |
Output is correct |
23 |
Correct |
606 ms |
39672 KB |
Output is correct |
24 |
Correct |
0 ms |
204 KB |
Output is correct |
25 |
Correct |
2 ms |
460 KB |
Output is correct |
26 |
Correct |
3 ms |
588 KB |
Output is correct |
27 |
Correct |
4 ms |
588 KB |
Output is correct |
28 |
Correct |
200 ms |
16148 KB |
Output is correct |
29 |
Correct |
321 ms |
23872 KB |
Output is correct |
30 |
Correct |
455 ms |
31932 KB |
Output is correct |
31 |
Correct |
614 ms |
39612 KB |
Output is correct |
32 |
Correct |
0 ms |
204 KB |
Output is correct |
33 |
Correct |
0 ms |
204 KB |
Output is correct |
34 |
Correct |
0 ms |
204 KB |
Output is correct |
35 |
Correct |
0 ms |
204 KB |
Output is correct |
36 |
Correct |
0 ms |
204 KB |
Output is correct |
37 |
Correct |
0 ms |
204 KB |
Output is correct |
38 |
Correct |
1 ms |
204 KB |
Output is correct |
39 |
Correct |
0 ms |
204 KB |
Output is correct |
40 |
Correct |
0 ms |
204 KB |
Output is correct |
41 |
Correct |
0 ms |
204 KB |
Output is correct |
42 |
Correct |
0 ms |
204 KB |
Output is correct |
43 |
Correct |
2 ms |
460 KB |
Output is correct |
44 |
Correct |
3 ms |
588 KB |
Output is correct |
45 |
Correct |
236 ms |
20028 KB |
Output is correct |
46 |
Correct |
387 ms |
29628 KB |
Output is correct |
47 |
Correct |
389 ms |
29492 KB |
Output is correct |
48 |
Correct |
0 ms |
204 KB |
Output is correct |
49 |
Correct |
0 ms |
204 KB |
Output is correct |
50 |
Correct |
0 ms |
204 KB |
Output is correct |
51 |
Correct |
0 ms |
204 KB |
Output is correct |
52 |
Correct |
0 ms |
204 KB |
Output is correct |
53 |
Correct |
0 ms |
204 KB |
Output is correct |
54 |
Correct |
0 ms |
204 KB |
Output is correct |
55 |
Correct |
642 ms |
39716 KB |
Output is correct |
56 |
Correct |
0 ms |
204 KB |
Output is correct |
57 |
Correct |
3 ms |
588 KB |
Output is correct |
58 |
Correct |
11 ms |
1608 KB |
Output is correct |
59 |
Correct |
11 ms |
1228 KB |
Output is correct |
60 |
Correct |
270 ms |
20008 KB |
Output is correct |
61 |
Correct |
412 ms |
27964 KB |
Output is correct |
62 |
Correct |
532 ms |
32948 KB |
Output is correct |
63 |
Correct |
614 ms |
39584 KB |
Output is correct |
64 |
Correct |
0 ms |
204 KB |
Output is correct |
65 |
Correct |
0 ms |
204 KB |
Output is correct |
66 |
Correct |
1 ms |
204 KB |
Output is correct |
67 |
Correct |
591 ms |
39736 KB |
Output is correct |
68 |
Correct |
565 ms |
39740 KB |
Output is correct |
69 |
Correct |
560 ms |
39476 KB |
Output is correct |
70 |
Correct |
5 ms |
588 KB |
Output is correct |
71 |
Correct |
8 ms |
972 KB |
Output is correct |
72 |
Correct |
252 ms |
20076 KB |
Output is correct |
73 |
Correct |
407 ms |
30384 KB |
Output is correct |
74 |
Correct |
594 ms |
39740 KB |
Output is correct |
75 |
Correct |
596 ms |
39616 KB |
Output is correct |
76 |
Correct |
554 ms |
39644 KB |
Output is correct |
77 |
Correct |
5 ms |
716 KB |
Output is correct |
78 |
Correct |
9 ms |
1176 KB |
Output is correct |
79 |
Correct |
256 ms |
20008 KB |
Output is correct |
80 |
Correct |
439 ms |
30276 KB |
Output is correct |
81 |
Correct |
581 ms |
39744 KB |
Output is correct |
82 |
Correct |
0 ms |
204 KB |
Output is correct |
83 |
Correct |
0 ms |
204 KB |
Output is correct |
84 |
Correct |
0 ms |
204 KB |
Output is correct |
85 |
Correct |
602 ms |
40940 KB |
Output is correct |
86 |
Correct |
587 ms |
39724 KB |
Output is correct |
87 |
Correct |
619 ms |
40048 KB |
Output is correct |
88 |
Correct |
484 ms |
33868 KB |
Output is correct |
89 |
Correct |
375 ms |
17872 KB |
Output is correct |
90 |
Correct |
506 ms |
19624 KB |
Output is correct |
91 |
Correct |
431 ms |
20096 KB |
Output is correct |
92 |
Correct |
639 ms |
39740 KB |
Output is correct |
93 |
Correct |
627 ms |
39760 KB |
Output is correct |
94 |
Correct |
673 ms |
39648 KB |
Output is correct |
95 |
Correct |
645 ms |
39620 KB |
Output is correct |
96 |
Correct |
1 ms |
204 KB |
Output is correct |
97 |
Incorrect |
21 ms |
1848 KB |
Solution announced impossible, but it is possible. |
98 |
Halted |
0 ms |
0 KB |
- |