#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define pb emplace_back
#define AI(i) begin(i), end(i)
template<class T> bool chmin(T &a, T b) { return b < a && (a = b, true); }
template<class T> bool chmax(T &a, T b) { return a < b && (a = b, true); }
#ifdef KEV
#define DE(args...) kout("[ " + string(#args) + " ] = ", args)
void kout() { cerr << endl; }
template<class T, class ...U> void kout(T a, U ...b) { cerr << a << ' ', kout(b...); }
template<class T> void debug(T L, T R) { while (L != R) cerr << *L << " \n"[next(L) == R], ++L; }
#else
#define DE(...) 0
#define debug(...) 0
#endif
const int MAX_N = 18, MAX_M = 1<<MAX_N;
int N, K, T, S;
int nxt[MAX_M];
void ob(int x) {
for (int i = N-1;i >= 0;--i)
cout << (x>>i&1);
cout << '\n';
}
vector<int> xo;
void divcons(int N, int f = 0) {
static int lst[MAX_M];
if (N == 0) {
nxt[f] = f^1;
nxt[f^1] = f;
return;
}
divcons(N-1, f);
divcons(N-1,f|(1<<N));
for (int i = 0;i < (1<<(N));++i)
lst[ nxt[f|i] ] = f|i;
for (int i = 0;i < (1<<(N));++i)
nxt[f|i] = lst[f|i];
int X = f, Y = f|(1<<N);
for (int i = 1;i < 1<<N;++i) {
X = nxt[X];
Y = nxt[Y];
}
DE(N, f, X);
nxt[f|(1<<N)] = f;
nxt[X] = X|(1<<N);
}
int32_t main() {
ios_base::sync_with_stdio(0), cin.tie(0);
cin >> N >> K >> T;
{
string v;
cin >> v;
DE(v);
for (char i : v)
S = (S<<1) | (i-'0');
DE(S);
}
if (K == 1 && T == 1) {
divcons(N-1);
cout << (1<<N) << '\n';
for (int i = 0, x = S;i < 1<<N;++i)
ob(x), x = nxt[x];
}
for (int i = 0;i < 1<<N;++i)
if (__builtin_popcount(i) == K)
xo.pb(i);
vector<int> per;
srand(time(0));
random_shuffle(AI(xo));
int ind = 0;
vector<int> vis(1<<N);
for (int i = 0, x = 0;i < 1<<N;++i) {
per.pb(x);
vis[x] = true;
for (int u : xo)
if (!vis[x ^ u]) {
x ^= u;
break;
}
if (x == per.back()) break;
}
if (per.size() != (1<<N)) return puts("-1"), 0;
DE(per.size(), 1<<N);
debug(AI(per));
cout << per.size() << '\n';
for (int u : per)
ob(u ^ S);
}
Compilation message
lyuboyn.cpp: In function 'void divcons(int, int)':
lyuboyn.cpp:14:17: warning: statement has no effect [-Wunused-value]
14 | #define DE(...) 0
| ^
lyuboyn.cpp:50:2: note: in expansion of macro 'DE'
50 | DE(N, f, X);
| ^~
lyuboyn.cpp: In function 'int32_t main()':
lyuboyn.cpp:14:17: warning: statement has no effect [-Wunused-value]
14 | #define DE(...) 0
| ^
lyuboyn.cpp:63:3: note: in expansion of macro 'DE'
63 | DE(v);
| ^~
lyuboyn.cpp:14:17: warning: statement has no effect [-Wunused-value]
14 | #define DE(...) 0
| ^
lyuboyn.cpp:66:3: note: in expansion of macro 'DE'
66 | DE(S);
| ^~
lyuboyn.cpp:100:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
100 | if (per.size() != (1<<N)) return puts("-1"), 0;
| ~~~~~~~~~~~^~~~~~~~~
lyuboyn.cpp:14:17: warning: statement has no effect [-Wunused-value]
14 | #define DE(...) 0
| ^
lyuboyn.cpp:102:2: note: in expansion of macro 'DE'
102 | DE(per.size(), 1<<N);
| ^~
lyuboyn.cpp:15:20: warning: statement has no effect [-Wunused-value]
15 | #define debug(...) 0
| ^
lyuboyn.cpp:103:2: note: in expansion of macro 'debug'
103 | debug(AI(per));
| ^~~~~
lyuboyn.cpp:86:6: warning: unused variable 'ind' [-Wunused-variable]
86 | int ind = 0;
| ^~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
364 KB |
More lines are printed! |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Ok |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Ok |
| 2 |
Correct |
4 ms |
2032 KB |
Ok |
| 3 |
Correct |
3 ms |
1388 KB |
Ok |
| 4 |
Correct |
1 ms |
364 KB |
Ok |
| 5 |
Correct |
0 ms |
364 KB |
Ok |
| 6 |
Correct |
0 ms |
364 KB |
Ok |
| 7 |
Correct |
1 ms |
364 KB |
Ok |
| 8 |
Correct |
3 ms |
1292 KB |
Ok |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
547 ms |
14568 KB |
More lines are printed! |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Ok |
| 2 |
Correct |
7 ms |
620 KB |
Ok |
| 3 |
Correct |
128 ms |
3948 KB |
Ok |
| 4 |
Correct |
63 ms |
2168 KB |
Ok |
| 5 |
Correct |
1 ms |
364 KB |
Ok |
| 6 |
Correct |
2 ms |
364 KB |
Ok |
| 7 |
Correct |
29 ms |
1260 KB |
Ok |
| 8 |
Correct |
1 ms |
364 KB |
Ok |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
274 ms |
7808 KB |
Ok |
| 2 |
Correct |
270 ms |
7700 KB |
Ok |
| 3 |
Correct |
271 ms |
7528 KB |
Ok |
| 4 |
Correct |
131 ms |
4068 KB |
Ok |
| 5 |
Correct |
132 ms |
3944 KB |
Ok |
| 6 |
Correct |
75 ms |
2188 KB |
Ok |
| 7 |
Correct |
64 ms |
2160 KB |
Ok |
| 8 |
Correct |
29 ms |
1260 KB |
Ok |
| 9 |
Correct |
29 ms |
1260 KB |
Ok |
| 10 |
Correct |
14 ms |
748 KB |
Ok |
| 11 |
Correct |
1 ms |
364 KB |
Ok |
| 12 |
Correct |
1 ms |
364 KB |
Ok |
| 13 |
Correct |
1 ms |
492 KB |
Ok |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
547 ms |
14568 KB |
More lines are printed! |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
126 ms |
3948 KB |
Ok |
| 2 |
Correct |
273 ms |
7544 KB |
Ok |
| 3 |
Correct |
270 ms |
7648 KB |
Ok |
| 4 |
Correct |
14 ms |
748 KB |
Ok |
| 5 |
Correct |
1 ms |
364 KB |
Ok |
| 6 |
Correct |
29 ms |
1260 KB |
Ok |
| 7 |
Correct |
275 ms |
7520 KB |
Ok |
| 8 |
Correct |
1 ms |
364 KB |
Ok |
| 9 |
Correct |
1 ms |
364 KB |
Ok |
| 10 |
Correct |
1 ms |
364 KB |
Ok |
| 11 |
Correct |
60 ms |
2160 KB |
Ok |
| 12 |
Correct |
128 ms |
3960 KB |
Ok |
