QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#305297 | #8004. Bit Component | hos_lyric | AC ✓ | 15ms | 5692kb | C++14 | 4.2kb | 2024-01-15 03:25:13 | 2024-01-15 03:25:13 |
Judging History
answer
#include <cassert>
#include <cmath>
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <functional>
#include <iostream>
#include <limits>
#include <map>
#include <numeric>
#include <queue>
#include <random>
#include <set>
#include <sstream>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
using namespace std;
using Int = long long;
template <class T1, class T2> ostream &operator<<(ostream &os, const pair<T1, T2> &a) { return os << "(" << a.first << ", " << a.second << ")"; };
template <class T> ostream &operator<<(ostream &os, const vector<T> &as) { const int sz = as.size(); os << "["; for (int i = 0; i < sz; ++i) { if (i >= 256) { os << ", ..."; break; } if (i > 0) { os << ", "; } os << as[i]; } return os << "]"; }
template <class T> void pv(T a, T b) { for (T i = a; i != b; ++i) cerr << *i << " "; cerr << endl; }
template <class T> bool chmin(T &t, const T &f) { if (t > f) { t = f; return true; } return false; }
template <class T> bool chmax(T &t, const T &f) { if (t < f) { t = f; return true; } return false; }
#define COLOR(s) ("\x1b[" s "m")
vector<int> uf;
int root(int u) {
return (uf[u] < 0) ? u : (uf[u] = root(uf[u]));
}
bool connect(int u, int v) {
u = root(u);
v = root(v);
if (u == v) return false;
if (uf[u] > uf[v]) swap(u, v);
uf[u] += uf[v];
uf[v] = u;
return true;
}
constexpr int E = 22;
int N;
vector<int> us;
bool check() {
uf.assign(N * E, -1);
for (int x = 0; x < N; ++x) for (int y = 0; y < E; ++y) if (us[x] >> (y) & 1) {
if (x + 1 < N && (us[x + 1] >> (y) & 1)) connect(x * E + y, (x + 1) * E + y);
if (y + 1 < N && (us[x] >> (y + 1) & 1)) connect(x * E + y, x * E + (y + 1));
}
int numComps = 0;
for (int x = 0; x < N; ++x) for (int y = 0; y < E; ++y) if (us[x] >> (y) & 1) {
if (uf[x * E + y] < 0) ++numComps;
}
return (numComps == 1);
}
bool dfs(int i, Int used) {
if (i == N) {
if (check()) {
return true;
}
} else {
for (int &u = us[i] = 1; u <= N; ++u) if (!(used >> u & 1)) {
if (i == 0 || (us[i - 1] & u)) {
if (dfs(i + 1, used | 1LL << u)) {
return true;
}
}
}
}
return false;
}
void exper() {
for (N = 1; ; ++N) {
us.resize(N);
const bool res = dfs(0, 0);
if (res) {
cerr << N << ": " << us << endl;
for (int i = 0; i < N; ++i) {
for (int e = E; --e >= 0; ) {
cerr << (us[i] >> e & 1);
}
cerr << endl;
}
} else {
cerr << N << ": NO" << endl;
}
}
}
#define N do_not_use_N
vector<int> solve(int n) {
if (n == 1) return {1};
if (n == 3) return {1, 3, 2};
if (n == 7) return {1, 3, 2, 6, 4, 5, 7};
if (n <= 7) return {};
const int t = 31 - __builtin_clz(n);
const int n0 = (1<<t) + (1<<(t-1)) + 1;
const int last = (1<<(t+1)) - 1;
if (n < n0) return {};
const auto as = solve((1<<t) - 1);
const auto as1 = solve((1<<(t-1)) - 1);
auto ret = as;
ret.push_back(n0);
for (const int a : as1) {
ret.push_back((1<<t) + a);
const int b = (1<<t) + (1<<(t-1)) + a;
if (n0 < b && b <= n && b < last) {
ret.push_back(b);
}
}
ret.push_back((1<<t));
ret.push_back((1<<t) + (1<<(t-1)));
if (last <= n) {
ret.push_back(last);
}
return ret;
}
#undef N
void stress() {
// for (N = 1; N <= 100; ++N) {
for (N = 200'000; N <= 200'000; ++N) {
us = solve(N);
cerr << N << ": " << us << endl;
if (us.size()) {
for (int i = 0; i < N; ++i) {
assert(1 <= us[i]); assert(us[i] <= N);
}
assert((int)set<int>(us.begin(), us.end()).size() == N);
assert(check());
}
}
}
int main() {
// exper();
#ifdef LOCAL
stress();
#endif
for (; ~scanf("%d", &N); ) {
us = solve(N);
if (us.size()) {
puts("YES");
for (int i = 0; i < N; ++i) {
if (i) printf(" ");
printf("%d", us[i]);
}
puts("");
} else {
puts("NO");
}
}
return 0;
}
这程序好像有点Bug,我给组数据试试?
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3672kb
input:
1
output:
YES 1
result:
ok answer is 1
Test #2:
score: 0
Accepted
time: 1ms
memory: 3556kb
input:
2
output:
NO
result:
ok answer is 0
Test #3:
score: 0
Accepted
time: 0ms
memory: 3744kb
input:
3
output:
YES 1 3 2
result:
ok answer is 1
Test #4:
score: 0
Accepted
time: 1ms
memory: 3488kb
input:
4
output:
NO
result:
ok answer is 0
Test #5:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
5
output:
NO
result:
ok answer is 0
Test #6:
score: 0
Accepted
time: 0ms
memory: 3620kb
input:
6
output:
NO
result:
ok answer is 0
Test #7:
score: 0
Accepted
time: 1ms
memory: 3676kb
input:
7
output:
YES 1 3 2 6 4 5 7
result:
ok answer is 1
Test #8:
score: 0
Accepted
time: 0ms
memory: 3476kb
input:
8
output:
NO
result:
ok answer is 0
Test #9:
score: 0
Accepted
time: 0ms
memory: 3548kb
input:
9
output:
NO
result:
ok answer is 0
Test #10:
score: 0
Accepted
time: 0ms
memory: 3552kb
input:
10
output:
NO
result:
ok answer is 0
Test #11:
score: 0
Accepted
time: 1ms
memory: 3664kb
input:
11
output:
NO
result:
ok answer is 0
Test #12:
score: 0
Accepted
time: 0ms
memory: 3476kb
input:
12
output:
NO
result:
ok answer is 0
Test #13:
score: 0
Accepted
time: 0ms
memory: 3760kb
input:
13
output:
YES 1 3 2 6 4 5 7 13 9 11 10 8 12
result:
ok answer is 1
Test #14:
score: 0
Accepted
time: 1ms
memory: 3692kb
input:
14
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12
result:
ok answer is 1
Test #15:
score: 0
Accepted
time: 0ms
memory: 3696kb
input:
15
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15
result:
ok answer is 1
Test #16:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
16
output:
NO
result:
ok answer is 0
Test #17:
score: 0
Accepted
time: 1ms
memory: 3484kb
input:
17
output:
NO
result:
ok answer is 0
Test #18:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
23
output:
NO
result:
ok answer is 0
Test #19:
score: 0
Accepted
time: 1ms
memory: 3476kb
input:
24
output:
NO
result:
ok answer is 0
Test #20:
score: 0
Accepted
time: 0ms
memory: 3748kb
input:
25
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 18 22 20 21 23 16 24
result:
ok answer is 1
Test #21:
score: 0
Accepted
time: 1ms
memory: 3672kb
input:
26
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 18 26 22 20 21 23 16 24
result:
ok answer is 1
Test #22:
score: 0
Accepted
time: 0ms
memory: 3676kb
input:
27
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 20 21 23 16 24
result:
ok answer is 1
Test #23:
score: 0
Accepted
time: 1ms
memory: 3420kb
input:
40
output:
NO
result:
ok answer is 0
Test #24:
score: 0
Accepted
time: 0ms
memory: 3692kb
input:
53
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 36 52 37 53 39 45 41 43 42 46 40 44 47 32 48
result:
ok answer is 1
Test #25:
score: 0
Accepted
time: 0ms
memory: 3632kb
input:
93
output:
NO
result:
ok answer is 0
Test #26:
score: 0
Accepted
time: 0ms
memory: 3732kb
input:
105
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 73 105 75 74 78 72 104 76 79 89 81 83 91 82 90 86 94 84 92 85 93 87...
result:
ok answer is 1
Test #27:
score: 0
Accepted
time: 0ms
memory: 3620kb
input:
132
output:
NO
result:
ok answer is 0
Test #28:
score: 0
Accepted
time: 0ms
memory: 3676kb
input:
221
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #29:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
373
output:
NO
result:
ok answer is 0
Test #30:
score: 0
Accepted
time: 1ms
memory: 3700kb
input:
473
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #31:
score: 0
Accepted
time: 0ms
memory: 3632kb
input:
513
output:
NO
result:
ok answer is 0
Test #32:
score: 0
Accepted
time: 0ms
memory: 3696kb
input:
934
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #33:
score: 0
Accepted
time: 1ms
memory: 3476kb
input:
1356
output:
NO
result:
ok answer is 0
Test #34:
score: 0
Accepted
time: 0ms
memory: 3700kb
input:
1651
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #35:
score: 0
Accepted
time: 0ms
memory: 3616kb
input:
2263
output:
NO
result:
ok answer is 0
Test #36:
score: 0
Accepted
time: 1ms
memory: 3756kb
input:
3330
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #37:
score: 0
Accepted
time: 0ms
memory: 3420kb
input:
4375
output:
NO
result:
ok answer is 0
Test #38:
score: 0
Accepted
time: 1ms
memory: 3800kb
input:
7989
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #39:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
10925
output:
NO
result:
ok answer is 0
Test #40:
score: 0
Accepted
time: 1ms
memory: 3796kb
input:
14097
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #41:
score: 0
Accepted
time: 0ms
memory: 3476kb
input:
16893
output:
NO
result:
ok answer is 0
Test #42:
score: 0
Accepted
time: 2ms
memory: 3856kb
input:
28913
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #43:
score: 0
Accepted
time: 0ms
memory: 3492kb
input:
40092
output:
NO
result:
ok answer is 0
Test #44:
score: 0
Accepted
time: 4ms
memory: 3872kb
input:
54980
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #45:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
88104
output:
NO
result:
ok answer is 0
Test #46:
score: 0
Accepted
time: 8ms
memory: 4364kb
input:
106284
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #47:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
152797
output:
NO
result:
ok answer is 0
Test #48:
score: 0
Accepted
time: 15ms
memory: 5692kb
input:
200000
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #49:
score: 0
Accepted
time: 1ms
memory: 3796kb
input:
3073
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #50:
score: 0
Accepted
time: 2ms
memory: 3808kb
input:
16383
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #51:
score: 0
Accepted
time: 0ms
memory: 3792kb
input:
32767
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #52:
score: 0
Accepted
time: 1ms
memory: 3628kb
input:
399
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Test #53:
score: 0
Accepted
time: 0ms
memory: 3480kb
input:
5757
output:
NO
result:
ok answer is 0
Test #54:
score: 0
Accepted
time: 0ms
memory: 3636kb
input:
179
output:
NO
result:
ok answer is 0
Test #55:
score: 0
Accepted
time: 1ms
memory: 3624kb
input:
228
output:
YES 1 3 2 6 4 5 7 13 9 11 10 14 8 12 15 25 17 19 27 18 26 22 30 20 28 21 29 23 16 24 31 49 33 35 51 34 50 38 54 36 52 37 53 39 55 45 61 41 57 43 59 42 58 46 62 40 56 44 60 47 32 48 63 97 65 67 99 66 98 70 102 68 100 69 101 71 103 77 109 73 105 75 107 74 106 78 110 72 104 76 108 79 111 89 121 81 113 ...
result:
ok answer is 1
Extra Test:
score: 0
Extra Test Passed