#include <bits/stdc++.h>
using namespace std;
int n, t;
map<pair<int, int>, int> mp;
void read() {
cin >> n;
cin >> t;
for (int i = 0; i < n; ++i) {
int a, b;
cin >> a >> b;
mp[{a, b}] = i + 1;
}
}
pair<int, int> dir[8] {
{-1, -1},
{-1, 0},
{-1, 1},
{0, -1},
{0, 1},
{1, -1},
{1, 0},
{1, 1}
};
void solve1() {
int cnt = 0;
queue<pair<int, int>> q;
set<pair<int, int>> bio;
vector<int> ans;
q.emplace(mp.begin()->first);
while (!q.empty()) {
auto p = q.front();
q.pop();
++cnt;
ans.push_back(mp[p]);
bio.emplace(p);
for (auto &[dx, dy] : dir) {
auto np = p;
np.first += dx;
np.second += dy;
if (!bio.count(np) && mp.count(np)) {
q.emplace(np);
bio.emplace(np);
}
}
}
if (cnt != n) cout << "NO\n";
else {
cout << "YES\n";
for (auto a : ans) cout << a << '\n';
}
}
int main() {
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
read();
if (t == 1) {
solve1();
}
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
364 KB |
ans=YES N=1 |
2 |
Correct |
1 ms |
364 KB |
ans=YES N=4 |
3 |
Correct |
1 ms |
364 KB |
ans=NO N=4 |
4 |
Correct |
1 ms |
364 KB |
ans=YES N=5 |
5 |
Correct |
1 ms |
364 KB |
ans=YES N=9 |
6 |
Correct |
1 ms |
364 KB |
ans=YES N=5 |
7 |
Correct |
1 ms |
364 KB |
ans=NO N=9 |
8 |
Correct |
1 ms |
364 KB |
ans=NO N=10 |
9 |
Correct |
1 ms |
364 KB |
ans=YES N=10 |
10 |
Correct |
1 ms |
364 KB |
ans=YES N=10 |
11 |
Correct |
1 ms |
364 KB |
ans=YES N=10 |
12 |
Correct |
1 ms |
364 KB |
ans=YES N=9 |
13 |
Correct |
1 ms |
364 KB |
ans=YES N=9 |
14 |
Correct |
1 ms |
364 KB |
ans=YES N=8 |
15 |
Correct |
1 ms |
364 KB |
ans=YES N=8 |
16 |
Correct |
1 ms |
364 KB |
ans=NO N=2 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
364 KB |
ans=YES N=1 |
2 |
Correct |
1 ms |
364 KB |
ans=YES N=4 |
3 |
Correct |
1 ms |
364 KB |
ans=NO N=4 |
4 |
Correct |
1 ms |
364 KB |
ans=YES N=5 |
5 |
Correct |
1 ms |
364 KB |
ans=YES N=9 |
6 |
Correct |
1 ms |
364 KB |
ans=YES N=5 |
7 |
Correct |
1 ms |
364 KB |
ans=NO N=9 |
8 |
Correct |
1 ms |
364 KB |
ans=NO N=10 |
9 |
Correct |
1 ms |
364 KB |
ans=YES N=10 |
10 |
Correct |
1 ms |
364 KB |
ans=YES N=10 |
11 |
Correct |
1 ms |
364 KB |
ans=YES N=10 |
12 |
Correct |
1 ms |
364 KB |
ans=YES N=9 |
13 |
Correct |
1 ms |
364 KB |
ans=YES N=9 |
14 |
Correct |
1 ms |
364 KB |
ans=YES N=8 |
15 |
Correct |
1 ms |
364 KB |
ans=YES N=8 |
16 |
Correct |
1 ms |
364 KB |
ans=NO N=2 |
17 |
Correct |
1 ms |
364 KB |
ans=YES N=17 |
18 |
Correct |
1 ms |
396 KB |
ans=YES N=25 |
19 |
Correct |
1 ms |
364 KB |
ans=YES N=100 |
20 |
Correct |
1 ms |
384 KB |
ans=YES N=185 |
21 |
Correct |
1 ms |
364 KB |
ans=NO N=174 |
22 |
Correct |
1 ms |
364 KB |
ans=YES N=90 |
23 |
Correct |
1 ms |
364 KB |
ans=YES N=63 |
24 |
Correct |
1 ms |
364 KB |
ans=YES N=87 |
25 |
Correct |
1 ms |
364 KB |
ans=YES N=183 |
26 |
Correct |
1 ms |
384 KB |
ans=YES N=188 |
27 |
Correct |
1 ms |
364 KB |
ans=YES N=183 |
28 |
Correct |
1 ms |
364 KB |
ans=YES N=189 |
29 |
Correct |
1 ms |
364 KB |
ans=YES N=200 |
30 |
Correct |
1 ms |
376 KB |
ans=YES N=190 |
31 |
Correct |
1 ms |
236 KB |
ans=YES N=187 |
32 |
Correct |
1 ms |
364 KB |
ans=YES N=187 |
33 |
Correct |
1 ms |
364 KB |
ans=YES N=182 |
34 |
Correct |
1 ms |
384 KB |
ans=YES N=184 |
35 |
Correct |
1 ms |
364 KB |
ans=YES N=188 |
36 |
Correct |
1 ms |
364 KB |
ans=YES N=181 |
37 |
Correct |
1 ms |
364 KB |
ans=YES N=188 |
38 |
Correct |
1 ms |
364 KB |
ans=YES N=191 |
39 |
Incorrect |
1 ms |
364 KB |
Added cell 196 (16,2) not reachable from infinity |
40 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
364 KB |
ans=YES N=1 |
2 |
Correct |
1 ms |
364 KB |
ans=YES N=4 |
3 |
Correct |
1 ms |
364 KB |
ans=NO N=4 |
4 |
Correct |
1 ms |
364 KB |
ans=YES N=5 |
5 |
Correct |
1 ms |
364 KB |
ans=YES N=9 |
6 |
Correct |
1 ms |
364 KB |
ans=YES N=5 |
7 |
Correct |
1 ms |
364 KB |
ans=NO N=9 |
8 |
Correct |
1 ms |
364 KB |
ans=NO N=10 |
9 |
Correct |
1 ms |
364 KB |
ans=YES N=10 |
10 |
Correct |
1 ms |
364 KB |
ans=YES N=10 |
11 |
Correct |
1 ms |
364 KB |
ans=YES N=10 |
12 |
Correct |
1 ms |
364 KB |
ans=YES N=9 |
13 |
Correct |
1 ms |
364 KB |
ans=YES N=9 |
14 |
Correct |
1 ms |
364 KB |
ans=YES N=8 |
15 |
Correct |
1 ms |
364 KB |
ans=YES N=8 |
16 |
Correct |
1 ms |
364 KB |
ans=NO N=2 |
17 |
Correct |
1 ms |
364 KB |
ans=YES N=17 |
18 |
Correct |
1 ms |
396 KB |
ans=YES N=25 |
19 |
Correct |
1 ms |
364 KB |
ans=YES N=100 |
20 |
Correct |
1 ms |
384 KB |
ans=YES N=185 |
21 |
Correct |
1 ms |
364 KB |
ans=NO N=174 |
22 |
Correct |
1 ms |
364 KB |
ans=YES N=90 |
23 |
Correct |
1 ms |
364 KB |
ans=YES N=63 |
24 |
Correct |
1 ms |
364 KB |
ans=YES N=87 |
25 |
Correct |
1 ms |
364 KB |
ans=YES N=183 |
26 |
Correct |
1 ms |
384 KB |
ans=YES N=188 |
27 |
Correct |
1 ms |
364 KB |
ans=YES N=183 |
28 |
Correct |
1 ms |
364 KB |
ans=YES N=189 |
29 |
Correct |
1 ms |
364 KB |
ans=YES N=200 |
30 |
Correct |
1 ms |
376 KB |
ans=YES N=190 |
31 |
Correct |
1 ms |
236 KB |
ans=YES N=187 |
32 |
Correct |
1 ms |
364 KB |
ans=YES N=187 |
33 |
Correct |
1 ms |
364 KB |
ans=YES N=182 |
34 |
Correct |
1 ms |
384 KB |
ans=YES N=184 |
35 |
Correct |
1 ms |
364 KB |
ans=YES N=188 |
36 |
Correct |
1 ms |
364 KB |
ans=YES N=181 |
37 |
Correct |
1 ms |
364 KB |
ans=YES N=188 |
38 |
Correct |
1 ms |
364 KB |
ans=YES N=191 |
39 |
Incorrect |
1 ms |
364 KB |
Added cell 196 (16,2) not reachable from infinity |
40 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
2 ms |
492 KB |
Unexpected end of file - token expected |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
364 KB |
ans=YES N=1 |
2 |
Correct |
1 ms |
364 KB |
ans=YES N=4 |
3 |
Correct |
1 ms |
364 KB |
ans=NO N=4 |
4 |
Correct |
1 ms |
364 KB |
ans=YES N=5 |
5 |
Correct |
1 ms |
364 KB |
ans=YES N=9 |
6 |
Correct |
1 ms |
364 KB |
ans=YES N=5 |
7 |
Correct |
1 ms |
364 KB |
ans=NO N=9 |
8 |
Correct |
1 ms |
364 KB |
ans=NO N=10 |
9 |
Correct |
1 ms |
364 KB |
ans=YES N=10 |
10 |
Correct |
1 ms |
364 KB |
ans=YES N=10 |
11 |
Correct |
1 ms |
364 KB |
ans=YES N=10 |
12 |
Correct |
1 ms |
364 KB |
ans=YES N=9 |
13 |
Correct |
1 ms |
364 KB |
ans=YES N=9 |
14 |
Correct |
1 ms |
364 KB |
ans=YES N=8 |
15 |
Correct |
1 ms |
364 KB |
ans=YES N=8 |
16 |
Correct |
1 ms |
364 KB |
ans=NO N=2 |
17 |
Correct |
1 ms |
364 KB |
ans=YES N=17 |
18 |
Correct |
1 ms |
396 KB |
ans=YES N=25 |
19 |
Correct |
1 ms |
364 KB |
ans=YES N=100 |
20 |
Correct |
1 ms |
384 KB |
ans=YES N=185 |
21 |
Correct |
1 ms |
364 KB |
ans=NO N=174 |
22 |
Correct |
1 ms |
364 KB |
ans=YES N=90 |
23 |
Correct |
1 ms |
364 KB |
ans=YES N=63 |
24 |
Correct |
1 ms |
364 KB |
ans=YES N=87 |
25 |
Correct |
1 ms |
364 KB |
ans=YES N=183 |
26 |
Correct |
1 ms |
384 KB |
ans=YES N=188 |
27 |
Correct |
1 ms |
364 KB |
ans=YES N=183 |
28 |
Correct |
1 ms |
364 KB |
ans=YES N=189 |
29 |
Correct |
1 ms |
364 KB |
ans=YES N=200 |
30 |
Correct |
1 ms |
376 KB |
ans=YES N=190 |
31 |
Correct |
1 ms |
236 KB |
ans=YES N=187 |
32 |
Correct |
1 ms |
364 KB |
ans=YES N=187 |
33 |
Correct |
1 ms |
364 KB |
ans=YES N=182 |
34 |
Correct |
1 ms |
384 KB |
ans=YES N=184 |
35 |
Correct |
1 ms |
364 KB |
ans=YES N=188 |
36 |
Correct |
1 ms |
364 KB |
ans=YES N=181 |
37 |
Correct |
1 ms |
364 KB |
ans=YES N=188 |
38 |
Correct |
1 ms |
364 KB |
ans=YES N=191 |
39 |
Incorrect |
1 ms |
364 KB |
Added cell 196 (16,2) not reachable from infinity |
40 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
48 ms |
4992 KB |
Unexpected end of file - token expected |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
2 ms |
492 KB |
Unexpected end of file - token expected |
2 |
Halted |
0 ms |
0 KB |
- |