QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#630868 | #9118. Flip or Not | maspy | AC ✓ | 1640ms | 12104kb | C++20 | 24.8kb | 2024-10-11 20:44:58 | 2024-10-11 20:44:59 |
Judging History
answer
#line 1 "/home/maspy/compro/library/my_template.hpp"
#if defined(LOCAL)
#include <my_template_compiled.hpp>
#else
// https://codeforces.com/blog/entry/96344
#pragma GCC optimize("Ofast,unroll-loops")
// いまの CF だとこれ入れると動かない?
// #pragma GCC target("avx2,popcnt")
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using u32 = unsigned int;
using u64 = unsigned long long;
using i128 = __int128;
using u128 = unsigned __int128;
using f128 = __float128;
template <class T>
constexpr T infty = 0;
template <>
constexpr int infty<int> = 1'010'000'000;
template <>
constexpr ll infty<ll> = 2'020'000'000'000'000'000;
template <>
constexpr u32 infty<u32> = infty<int>;
template <>
constexpr u64 infty<u64> = infty<ll>;
template <>
constexpr i128 infty<i128> = i128(infty<ll>) * 2'000'000'000'000'000'000;
template <>
constexpr double infty<double> = infty<ll>;
template <>
constexpr long double infty<long double> = infty<ll>;
using pi = pair<ll, ll>;
using vi = vector<ll>;
template <class T>
using vc = vector<T>;
template <class T>
using vvc = vector<vc<T>>;
template <class T>
using vvvc = vector<vvc<T>>;
template <class T>
using vvvvc = vector<vvvc<T>>;
template <class T>
using vvvvvc = vector<vvvvc<T>>;
template <class T>
using pq = priority_queue<T>;
template <class T>
using pqg = priority_queue<T, vector<T>, greater<T>>;
#define vv(type, name, h, ...) vector<vector<type>> name(h, vector<type>(__VA_ARGS__))
#define vvv(type, name, h, w, ...) vector<vector<vector<type>>> name(h, vector<vector<type>>(w, vector<type>(__VA_ARGS__)))
#define vvvv(type, name, a, b, c, ...) \
vector<vector<vector<vector<type>>>> name(a, vector<vector<vector<type>>>(b, vector<vector<type>>(c, vector<type>(__VA_ARGS__))))
// https://trap.jp/post/1224/
#define FOR1(a) for (ll _ = 0; _ < ll(a); ++_)
#define FOR2(i, a) for (ll i = 0; i < ll(a); ++i)
#define FOR3(i, a, b) for (ll i = a; i < ll(b); ++i)
#define FOR4(i, a, b, c) for (ll i = a; i < ll(b); i += (c))
#define FOR1_R(a) for (ll i = (a)-1; i >= ll(0); --i)
#define FOR2_R(i, a) for (ll i = (a)-1; i >= ll(0); --i)
#define FOR3_R(i, a, b) for (ll i = (b)-1; i >= ll(a); --i)
#define overload4(a, b, c, d, e, ...) e
#define overload3(a, b, c, d, ...) d
#define FOR(...) overload4(__VA_ARGS__, FOR4, FOR3, FOR2, FOR1)(__VA_ARGS__)
#define FOR_R(...) overload3(__VA_ARGS__, FOR3_R, FOR2_R, FOR1_R)(__VA_ARGS__)
#define FOR_subset(t, s) for (ll t = (s); t >= 0; t = (t == 0 ? -1 : (t - 1) & (s)))
#define all(x) x.begin(), x.end()
#define len(x) ll(x.size())
#define elif else if
#define eb emplace_back
#define mp make_pair
#define mt make_tuple
#define fi first
#define se second
#define stoi stoll
int popcnt(int x) { return __builtin_popcount(x); }
int popcnt(u32 x) { return __builtin_popcount(x); }
int popcnt(ll x) { return __builtin_popcountll(x); }
int popcnt(u64 x) { return __builtin_popcountll(x); }
int popcnt_mod_2(int x) { return __builtin_parity(x); }
int popcnt_mod_2(u32 x) { return __builtin_parity(x); }
int popcnt_mod_2(ll x) { return __builtin_parityll(x); }
int popcnt_mod_2(u64 x) { return __builtin_parityll(x); }
// (0, 1, 2, 3, 4) -> (-1, 0, 1, 1, 2)
int topbit(int x) { return (x == 0 ? -1 : 31 - __builtin_clz(x)); }
int topbit(u32 x) { return (x == 0 ? -1 : 31 - __builtin_clz(x)); }
int topbit(ll x) { return (x == 0 ? -1 : 63 - __builtin_clzll(x)); }
int topbit(u64 x) { return (x == 0 ? -1 : 63 - __builtin_clzll(x)); }
// (0, 1, 2, 3, 4) -> (-1, 0, 1, 0, 2)
int lowbit(int x) { return (x == 0 ? -1 : __builtin_ctz(x)); }
int lowbit(u32 x) { return (x == 0 ? -1 : __builtin_ctz(x)); }
int lowbit(ll x) { return (x == 0 ? -1 : __builtin_ctzll(x)); }
int lowbit(u64 x) { return (x == 0 ? -1 : __builtin_ctzll(x)); }
template <typename T>
T floor(T a, T b) {
return a / b - (a % b && (a ^ b) < 0);
}
template <typename T>
T ceil(T x, T y) {
return floor(x + y - 1, y);
}
template <typename T>
T bmod(T x, T y) {
return x - y * floor(x, y);
}
template <typename T>
pair<T, T> divmod(T x, T y) {
T q = floor(x, y);
return {q, x - q * y};
}
template <typename T, typename U>
T SUM(const vector<U> &A) {
T sm = 0;
for (auto &&a: A) sm += a;
return sm;
}
#define MIN(v) *min_element(all(v))
#define MAX(v) *max_element(all(v))
#define LB(c, x) distance((c).begin(), lower_bound(all(c), (x)))
#define UB(c, x) distance((c).begin(), upper_bound(all(c), (x)))
#define UNIQUE(x) sort(all(x)), x.erase(unique(all(x)), x.end()), x.shrink_to_fit()
template <typename T>
T POP(deque<T> &que) {
T a = que.front();
que.pop_front();
return a;
}
template <typename T>
T POP(pq<T> &que) {
T a = que.top();
que.pop();
return a;
}
template <typename T>
T POP(pqg<T> &que) {
T a = que.top();
que.pop();
return a;
}
template <typename T>
T POP(vc<T> &que) {
T a = que.back();
que.pop_back();
return a;
}
template <typename F>
ll binary_search(F check, ll ok, ll ng, bool check_ok = true) {
if (check_ok) assert(check(ok));
while (abs(ok - ng) > 1) {
auto x = (ng + ok) / 2;
(check(x) ? ok : ng) = x;
}
return ok;
}
template <typename F>
double binary_search_real(F check, double ok, double ng, int iter = 100) {
FOR(iter) {
double x = (ok + ng) / 2;
(check(x) ? ok : ng) = x;
}
return (ok + ng) / 2;
}
template <class T, class S>
inline bool chmax(T &a, const S &b) {
return (a < b ? a = b, 1 : 0);
}
template <class T, class S>
inline bool chmin(T &a, const S &b) {
return (a > b ? a = b, 1 : 0);
}
// ? は -1
vc<int> s_to_vi(const string &S, char first_char) {
vc<int> A(S.size());
FOR(i, S.size()) { A[i] = (S[i] != '?' ? S[i] - first_char : -1); }
return A;
}
template <typename T, typename U>
vector<T> cumsum(vector<U> &A, int off = 1) {
int N = A.size();
vector<T> B(N + 1);
FOR(i, N) { B[i + 1] = B[i] + A[i]; }
if (off == 0) B.erase(B.begin());
return B;
}
// stable sort
template <typename T>
vector<int> argsort(const vector<T> &A) {
vector<int> ids(len(A));
iota(all(ids), 0);
sort(all(ids), [&](int i, int j) { return (A[i] == A[j] ? i < j : A[i] < A[j]); });
return ids;
}
// A[I[0]], A[I[1]], ...
template <typename T>
vc<T> rearrange(const vc<T> &A, const vc<int> &I) {
vc<T> B(len(I));
FOR(i, len(I)) B[i] = A[I[i]];
return B;
}
template <typename T, typename... Vectors>
void concat(vc<T> &first, const Vectors &... others) {
vc<T> &res = first;
(res.insert(res.end(), others.begin(), others.end()), ...);
}
#endif
#line 1 "/home/maspy/compro/library/other/io.hpp"
#define FASTIO
#include <unistd.h>
// https://judge.yosupo.jp/submission/21623
namespace fastio {
static constexpr uint32_t SZ = 1 << 17;
char ibuf[SZ];
char obuf[SZ];
char out[100];
// pointer of ibuf, obuf
uint32_t pil = 0, pir = 0, por = 0;
struct Pre {
char num[10000][4];
constexpr Pre() : num() {
for (int i = 0; i < 10000; i++) {
int n = i;
for (int j = 3; j >= 0; j--) {
num[i][j] = n % 10 | '0';
n /= 10;
}
}
}
} constexpr pre;
inline void load() {
memcpy(ibuf, ibuf + pil, pir - pil);
pir = pir - pil + fread(ibuf + pir - pil, 1, SZ - pir + pil, stdin);
pil = 0;
if (pir < SZ) ibuf[pir++] = '\n';
}
inline void flush() {
fwrite(obuf, 1, por, stdout);
por = 0;
}
void rd(char &c) {
do {
if (pil + 1 > pir) load();
c = ibuf[pil++];
} while (isspace(c));
}
void rd(string &x) {
x.clear();
char c;
do {
if (pil + 1 > pir) load();
c = ibuf[pil++];
} while (isspace(c));
do {
x += c;
if (pil == pir) load();
c = ibuf[pil++];
} while (!isspace(c));
}
template <typename T>
void rd_real(T &x) {
string s;
rd(s);
x = stod(s);
}
template <typename T>
void rd_integer(T &x) {
if (pil + 100 > pir) load();
char c;
do
c = ibuf[pil++];
while (c < '-');
bool minus = 0;
if constexpr (is_signed<T>::value || is_same_v<T, i128>) {
if (c == '-') { minus = 1, c = ibuf[pil++]; }
}
x = 0;
while ('0' <= c) { x = x * 10 + (c & 15), c = ibuf[pil++]; }
if constexpr (is_signed<T>::value || is_same_v<T, i128>) {
if (minus) x = -x;
}
}
void rd(int &x) { rd_integer(x); }
void rd(ll &x) { rd_integer(x); }
void rd(i128 &x) { rd_integer(x); }
void rd(u32 &x) { rd_integer(x); }
void rd(u64 &x) { rd_integer(x); }
void rd(u128 &x) { rd_integer(x); }
void rd(double &x) { rd_real(x); }
void rd(long double &x) { rd_real(x); }
void rd(f128 &x) { rd_real(x); }
template <class T, class U>
void rd(pair<T, U> &p) {
return rd(p.first), rd(p.second);
}
template <size_t N = 0, typename T>
void rd_tuple(T &t) {
if constexpr (N < std::tuple_size<T>::value) {
auto &x = std::get<N>(t);
rd(x);
rd_tuple<N + 1>(t);
}
}
template <class... T>
void rd(tuple<T...> &tpl) {
rd_tuple(tpl);
}
template <size_t N = 0, typename T>
void rd(array<T, N> &x) {
for (auto &d: x) rd(d);
}
template <class T>
void rd(vc<T> &x) {
for (auto &d: x) rd(d);
}
void read() {}
template <class H, class... T>
void read(H &h, T &... t) {
rd(h), read(t...);
}
void wt(const char c) {
if (por == SZ) flush();
obuf[por++] = c;
}
void wt(const string s) {
for (char c: s) wt(c);
}
void wt(const char *s) {
size_t len = strlen(s);
for (size_t i = 0; i < len; i++) wt(s[i]);
}
template <typename T>
void wt_integer(T x) {
if (por > SZ - 100) flush();
if (x < 0) { obuf[por++] = '-', x = -x; }
int outi;
for (outi = 96; x >= 10000; outi -= 4) {
memcpy(out + outi, pre.num[x % 10000], 4);
x /= 10000;
}
if (x >= 1000) {
memcpy(obuf + por, pre.num[x], 4);
por += 4;
} else if (x >= 100) {
memcpy(obuf + por, pre.num[x] + 1, 3);
por += 3;
} else if (x >= 10) {
int q = (x * 103) >> 10;
obuf[por] = q | '0';
obuf[por + 1] = (x - q * 10) | '0';
por += 2;
} else
obuf[por++] = x | '0';
memcpy(obuf + por, out + outi + 4, 96 - outi);
por += 96 - outi;
}
template <typename T>
void wt_real(T x) {
ostringstream oss;
oss << fixed << setprecision(15) << double(x);
string s = oss.str();
wt(s);
}
void wt(int x) { wt_integer(x); }
void wt(ll x) { wt_integer(x); }
void wt(i128 x) { wt_integer(x); }
void wt(u32 x) { wt_integer(x); }
void wt(u64 x) { wt_integer(x); }
void wt(u128 x) { wt_integer(x); }
void wt(double x) { wt_real(x); }
void wt(long double x) { wt_real(x); }
void wt(f128 x) { wt_real(x); }
template <class T, class U>
void wt(const pair<T, U> val) {
wt(val.first);
wt(' ');
wt(val.second);
}
template <size_t N = 0, typename T>
void wt_tuple(const T t) {
if constexpr (N < std::tuple_size<T>::value) {
if constexpr (N > 0) { wt(' '); }
const auto x = std::get<N>(t);
wt(x);
wt_tuple<N + 1>(t);
}
}
template <class... T>
void wt(tuple<T...> tpl) {
wt_tuple(tpl);
}
template <class T, size_t S>
void wt(const array<T, S> val) {
auto n = val.size();
for (size_t i = 0; i < n; i++) {
if (i) wt(' ');
wt(val[i]);
}
}
template <class T>
void wt(const vector<T> val) {
auto n = val.size();
for (size_t i = 0; i < n; i++) {
if (i) wt(' ');
wt(val[i]);
}
}
void print() { wt('\n'); }
template <class Head, class... Tail>
void print(Head &&head, Tail &&... tail) {
wt(head);
if (sizeof...(Tail)) wt(' ');
print(forward<Tail>(tail)...);
}
// gcc expansion. called automaticall after main.
void __attribute__((destructor)) _d() { flush(); }
} // namespace fastio
using fastio::read;
using fastio::print;
using fastio::flush;
#if defined(LOCAL)
#define SHOW(...) SHOW_IMPL(__VA_ARGS__, SHOW6, SHOW5, SHOW4, SHOW3, SHOW2, SHOW1)(__VA_ARGS__)
#define SHOW_IMPL(_1, _2, _3, _4, _5, _6, NAME, ...) NAME
#define SHOW1(x) print(#x, "=", (x)), flush()
#define SHOW2(x, y) print(#x, "=", (x), #y, "=", (y)), flush()
#define SHOW3(x, y, z) print(#x, "=", (x), #y, "=", (y), #z, "=", (z)), flush()
#define SHOW4(x, y, z, w) print(#x, "=", (x), #y, "=", (y), #z, "=", (z), #w, "=", (w)), flush()
#define SHOW5(x, y, z, w, v) print(#x, "=", (x), #y, "=", (y), #z, "=", (z), #w, "=", (w), #v, "=", (v)), flush()
#define SHOW6(x, y, z, w, v, u) print(#x, "=", (x), #y, "=", (y), #z, "=", (z), #w, "=", (w), #v, "=", (v), #u, "=", (u)), flush()
#else
#define SHOW(...)
#endif
#define INT(...) \
int __VA_ARGS__; \
read(__VA_ARGS__)
#define LL(...) \
ll __VA_ARGS__; \
read(__VA_ARGS__)
#define U32(...) \
u32 __VA_ARGS__; \
read(__VA_ARGS__)
#define U64(...) \
u64 __VA_ARGS__; \
read(__VA_ARGS__)
#define STR(...) \
string __VA_ARGS__; \
read(__VA_ARGS__)
#define CHAR(...) \
char __VA_ARGS__; \
read(__VA_ARGS__)
#define DBL(...) \
double __VA_ARGS__; \
read(__VA_ARGS__)
#define VEC(type, name, size) \
vector<type> name(size); \
read(name)
#define VV(type, name, h, w) \
vector<vector<type>> name(h, vector<type>(w)); \
read(name)
void YES(bool t = 1) { print(t ? "YES" : "NO"); }
void NO(bool t = 1) { YES(!t); }
void Yes(bool t = 1) { print(t ? "Yes" : "No"); }
void No(bool t = 1) { Yes(!t); }
void yes(bool t = 1) { print(t ? "yes" : "no"); }
void no(bool t = 1) { yes(!t); }
#line 2 "/home/maspy/compro/library/ds/my_bitset.hpp"
// https://codeforces.com/contest/914/problem/F
// https://yukicoder.me/problems/no/142
// わずかに普通の bitset より遅いときもあるようだが,
// 固定長にしたくないときや slice 操作が必要なときに使う
struct My_Bitset {
using T = My_Bitset;
int N;
vc<u64> dat;
// x で埋める
My_Bitset(int N = 0, int x = 0) : N(N) {
assert(x == 0 || x == 1);
u64 v = (x == 0 ? 0 : -1);
dat.assign((N + 63) >> 6, v);
if (N) dat.back() >>= (64 * len(dat) - N);
}
int size() { return N; }
void resize(int size) {
dat.resize((size + 63) >> 6);
int remainingBits = size & 63;
if (remainingBits != 0) {
u64 mask = (u64(1) << remainingBits) - 1;
dat.back() &= mask;
}
N = size;
}
// thanks to chatgpt!
class Proxy {
public:
Proxy(vc<u64> &d, int i) : dat(d), index(i) {}
operator bool() const { return (dat[index >> 6] >> (index & 63)) & 1; }
Proxy &operator=(u64 value) {
dat[index >> 6] &= ~(u64(1) << (index & 63));
dat[index >> 6] |= (value & 1) << (index & 63);
return *this;
}
void flip() {
dat[index >> 6] ^= (u64(1) << (index & 63)); // XOR to flip the bit
}
private:
vc<u64> &dat;
int index;
};
Proxy operator[](int i) { return Proxy(dat, i); }
bool operator==(const T &p) {
assert(N == p.N);
FOR(i, len(dat)) if (dat[i] != p.dat[i]) return false;
return true;
}
T &operator&=(const T &p) {
assert(N == p.N);
FOR(i, len(dat)) dat[i] &= p.dat[i];
return *this;
}
T &operator|=(const T &p) {
assert(N == p.N);
FOR(i, len(dat)) dat[i] |= p.dat[i];
return *this;
}
T &operator^=(const T &p) {
assert(N == p.N);
FOR(i, len(dat)) dat[i] ^= p.dat[i];
return *this;
}
T operator&(const T &p) const { return T(*this) &= p; }
T operator|(const T &p) const { return T(*this) |= p; }
T operator^(const T &p) const { return T(*this) ^= p; }
T operator~() const {
T p = (*this);
p.flip_range(0, N);
return p;
}
int count() {
int ans = 0;
for (u64 val: dat) ans += popcnt(val);
return ans;
}
int dot(T &p) {
assert(N == p.N);
int ans = 0;
FOR(i, len(dat)) ans += popcnt(dat[i] & p.dat[i]);
return ans;
}
int dot_mod_2(T &p) {
assert(N == p.N);
int ans = 0;
FOR(i, len(dat)) ans ^= popcnt_mod_2(dat[i] & p.dat[i]);
return ans;
}
int next(int i) {
chmax(i, 0);
if (i >= N) return N;
int k = i >> 6;
{
u64 x = dat[k];
int s = i & 63;
x = (x >> s) << s;
if (x) return (k << 6) | lowbit(x);
}
FOR(idx, k + 1, len(dat)) {
if (dat[idx] == 0) continue;
return (idx << 6) | lowbit(dat[idx]);
}
return N;
}
int prev(int i) {
chmin(i, N - 1);
if (i <= -1) return -1;
int k = i >> 6;
if ((i & 63) < 63) {
u64 x = dat[k];
x &= (u64(1) << ((i & 63) + 1)) - 1;
if (x) return (k << 6) | topbit(x);
--k;
}
FOR_R(idx, k + 1) {
if (dat[idx] == 0) continue;
return (idx << 6) | topbit(dat[idx]);
}
return -1;
}
My_Bitset range(int L, int R) {
assert(L <= R);
My_Bitset p(R - L);
int rm = (R - L) & 63;
FOR(rm) {
p[R - L - 1] = bool((*this)[R - 1]);
--R;
}
int n = (R - L) >> 6;
int hi = L & 63;
int lo = 64 - hi;
int s = L >> 6;
if (hi == 0) {
FOR(i, n) { p.dat[i] ^= dat[s + i]; }
} else {
FOR(i, n) { p.dat[i] ^= (dat[s + i] >> hi) ^ (dat[s + i + 1] << lo); }
}
return p;
}
int count_range(int L, int R) {
assert(L <= R);
int cnt = 0;
while ((L < R) && (L & 63)) cnt += (*this)[L++];
while ((L < R) && (R & 63)) cnt += (*this)[--R];
int l = L >> 6, r = R >> 6;
FOR(i, l, r) cnt += popcnt(dat[i]);
return cnt;
}
// [L,R) に p を代入
void assign_to_range(int L, int R, My_Bitset &p) {
assert(p.N == R - L);
int a = 0, b = p.N;
while (L < R && (L & 63)) { (*this)[L++] = bool(p[a++]); }
while (L < R && (R & 63)) { (*this)[--R] = bool(p[--b]); }
// p[a:b] を [L:R] に
int l = L >> 6, r = R >> 6;
int s = a >> 6, t = b >> t;
int n = r - l;
if (!(a & 63)) {
FOR(i, n) dat[l + i] = p.dat[s + i];
} else {
int hi = a & 63;
int lo = 64 - hi;
FOR(i, n) dat[l + i] = (p.dat[s + i] >> hi) | (p.dat[1 + s + i] << lo);
}
}
// [L,R) に p を xor
void xor_to_range(int L, int R, My_Bitset &p) {
assert(p.N == R - L);
int a = 0, b = p.N;
while (L < R && (L & 63)) {
dat[L >> 6] ^= u64(p[a]) << (L & 63);
++a, ++L;
}
while (L < R && (R & 63)) {
--b, --R;
dat[R >> 6] ^= u64(p[b]) << (R & 63);
}
// p[a:b] を [L:R] に
int l = L >> 6, r = R >> 6;
int s = a >> 6, t = b >> t;
int n = r - l;
if (!(a & 63)) {
FOR(i, n) dat[l + i] ^= p.dat[s + i];
} else {
int hi = a & 63;
int lo = 64 - hi;
FOR(i, n) dat[l + i] ^= (p.dat[s + i] >> hi) | (p.dat[1 + s + i] << lo);
}
}
// [L,R) に p を and
void and_to_range(int L, int R, My_Bitset &p) {
assert(p.N == R - L);
int a = 0, b = p.N;
while (L < R && (L & 63)) {
if (!p[a]) (*this)[L] = 0;
a++, L++;
}
while (L < R && (R & 63)) {
--b, --R;
if (!p[b]) (*this)[R] = 0;
}
// p[a:b] を [L:R] に
int l = L >> 6, r = R >> 6;
int s = a >> 6, t = b >> t;
int n = r - l;
if (!(a & 63)) {
FOR(i, n) dat[l + i] &= p.dat[s + i];
} else {
int hi = a & 63;
int lo = 64 - hi;
FOR(i, n) dat[l + i] &= (p.dat[s + i] >> hi) | (p.dat[1 + s + i] << lo);
}
}
// [L,R) に p を or
void or_to_range(int L, int R, My_Bitset &p) {
assert(p.N == R - L);
int a = 0, b = p.N;
while (L < R && (L & 63)) {
dat[L >> 6] |= u64(p[a]) << (L & 63);
++a, ++L;
}
while (L < R && (R & 63)) {
--b, --R;
dat[R >> 6] |= u64(p[b]) << (R & 63);
}
// p[a:b] を [L:R] に
int l = L >> 6, r = R >> 6;
int s = a >> 6, t = b >> t;
int n = r - l;
if (!(a & 63)) {
FOR(i, n) dat[l + i] |= p.dat[s + i];
} else {
int hi = a & 63;
int lo = 64 - hi;
FOR(i, n) dat[l + i] |= (p.dat[s + i] >> hi) | (p.dat[1 + s + i] << lo);
}
}
// [L,R) を 1 に変更
void set_range(int L, int R) {
while (L < R && (L & 63)) { set(L++); }
while (L < R && (R & 63)) { set(--R); }
FOR(i, L >> 6, R >> 6) dat[i] = u64(-1);
}
// [L,R) を 1 に変更
void reset_range(int L, int R) {
while (L < R && (L & 63)) { reset(L++); }
while (L < R && (R & 63)) { reset(--R); }
FOR(i, L >> 6, R >> 6) dat[i] = u64(0);
}
// [L,R) を flip
void flip_range(int L, int R) {
while (L < R && (L & 63)) { flip(L++); }
while (L < R && (R & 63)) { flip(--R); }
FOR(i, L >> 6, R >> 6) dat[i] ^= u64(-1);
}
// bitset に仕様を合わせる
void set(int i) { (*this)[i] = 1; }
void reset(int i) { (*this)[i] = 0; }
void flip(int i) { (*this)[i].flip(); }
void set() {
fill(all(dat), u64(-1));
resize(N);
}
void reset() { fill(all(dat), 0); }
void flip() {
FOR(i, len(dat) - 1) { dat[i] = u64(-1) ^ dat[i]; }
int i = len(dat) - 1;
FOR(k, 64) {
if (64 * i + k >= size()) break;
flip(64 * i + k);
}
}
bool any() {
FOR(i, len(dat)) {
if (dat[i]) return true;
}
return false;
}
int _Find_first() { return next(0); }
int _Find_next(int p) { return next(p + 1); }
static string TO_STR[256];
string to_string() const {
if (TO_STR[0].empty()) precompute();
string S;
for (auto &x: dat) { FOR(i, 8) S += TO_STR[(x >> (8 * i) & 255)]; }
S.resize(N);
return S;
}
static void precompute() {
FOR(s, 256) {
string x;
FOR(i, 8) x += '0' + (s >> i & 1);
TO_STR[s] = x;
}
}
};
string My_Bitset::TO_STR[256];
#line 2 "/home/maspy/compro/library/random/base.hpp"
u64 RNG_64() {
static uint64_t x_
= uint64_t(chrono::duration_cast<chrono::nanoseconds>(
chrono::high_resolution_clock::now().time_since_epoch())
.count())
* 10150724397891781847ULL;
x_ ^= x_ << 7;
return x_ ^= x_ >> 9;
}
u64 RNG(u64 lim) { return RNG_64() % lim; }
ll RNG(ll l, ll r) { return l + RNG_64() % (r - l); }
#line 5 "main.cpp"
/*
A sparse matrix
Find k : T in A^kS + span(b,Ab,...,A^{k-1}b)
T - A^kS in span(A^ib)
LHS: 5000/64
RHS: prefix matrix rank 5000^3/64
判定
三角化されているとすると2乗時間
k が小さいところ:できる
k が大きいところ:
解空間から乱択しておく
*/
using BS = My_Bitset;
void solve() {
LL(N);
auto get = [&]() -> BS {
STR(S);
BS A(N);
FOR(i, N) A[i] = (S[i] == '1');
return A;
};
BS S = get(), T = get();
BS A(N), B(N);
{
INT(p);
FOR(p) {
INT(i);
A[i - 1] = 1;
}
}
{
INT(p);
FOR(p) {
INT(i);
B[i - 1] = 1;
}
}
auto apply = [&](BS x) -> BS {
bool last = x[N - 1];
BS nxt(N);
x.resize(N - 1);
nxt.assign_to_range(1, N, x);
nxt[0] = last;
if (last) nxt ^= A;
return nxt;
};
vc<BS> basis(N, BS(N));
vc<BS> way(N, BS(N));
vc<int> pos;
auto add_basis = [&](int k, BS x) -> bool {
BS y(N);
y[k] = 1;
FOR(i, N) {
if (!x[i]) continue;
if (!basis[i][i]) {
basis[i] = x;
way[i] = y;
return 1;
}
y = y ^ way[i];
x = x ^ basis[i];
}
return false;
};
bool end = 0;
vc<BS> dual;
ll LIM = 1'000'000;
FOR(n, 1, LIM + 1) {
S = apply(S);
if (!end) {
if (!add_basis(n - 1, B)) {
end = 1;
// build dual
vc<int> I;
FOR(i, N) if (!basis[i][i]) I.eb(i);
if (len(I) < 10) {
for (auto& k: I) {
BS v(N);
v[k] = 1;
FOR_R(i, k) {
if (!basis[i][i]) continue;
v[i] = basis[i].dot_mod_2(v);
}
dual.eb(v);
}
} else {
FOR(10) {
BS v(N);
for (auto& i: I) v[i] = RNG(0, 2);
FOR_R(i, N) {
if (!basis[i][i]) continue;
v[i] = basis[i].dot_mod_2(v);
}
dual.eb(v);
}
}
}
B = apply(B);
}
// check
bool ok = [&]() -> bool {
BS x = T ^ S;
if (end) {
for (auto& v: dual) {
if (v.dot_mod_2(x)) return false;
}
}
FOR(i, N) {
if (!x[i]) continue;
if (!basis[i][i]) return false;
x ^= basis[i];
}
return true;
}();
if (!ok) continue;
string ANS(n, '0');
BS bs(N);
BS x = T ^ S;
// SHOW(x.to_string());
FOR(i, N) if (basis[i][i] && x[i]) x ^= basis[i], bs ^= way[i];
FOR(i, n) ANS[i] = (i < N && bs[i] ? '1' : '0');
// SHOW(x.to_string());
// FOR(i, N) SHOW(basis[i].to_string());
// FOR(i, N) SHOW(way[i].to_string());
reverse(all(ANS));
print(n);
print(ANS);
return;
}
print(-1);
}
signed main() {
int T = 1;
// INT(T);
FOR(T) solve();
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: 3908kb
input:
5 00001 00111 3 1 2 3 2 3 5
output:
4 1001
result:
ok output is valid
Test #2:
score: 0
Accepted
time: 68ms
memory: 3760kb
input:
4 0110 1000 2 1 2 4 1 2 3 4
output:
-1
result:
ok output is valid
Test #3:
score: 0
Accepted
time: 0ms
memory: 3900kb
input:
1 0 1 1 1 1 1
output:
1 1
result:
ok output is valid
Test #4:
score: 0
Accepted
time: 0ms
memory: 3896kb
input:
8 11110000 10101011 6 2 3 5 6 7 8 3 4 7 8
output:
5 01110
result:
ok output is valid
Test #5:
score: 0
Accepted
time: 76ms
memory: 3660kb
input:
8 00010010 11000111 3 1 4 5 4 2 4 6 8
output:
-1
result:
ok output is valid
Test #6:
score: 0
Accepted
time: 73ms
memory: 3656kb
input:
8 00000111 10110100 6 3 4 5 6 7 8 4 1 3 7 8
output:
-1
result:
ok output is valid
Test #7:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
8 00101100 11100111 3 1 2 6 6 1 3 4 5 7 8
output:
8 10100111
result:
ok output is valid
Test #8:
score: 0
Accepted
time: 0ms
memory: 3692kb
input:
9 111001001 100001000 7 1 3 4 5 6 7 8 4 1 3 7 9
output:
2 01
result:
ok output is valid
Test #9:
score: 0
Accepted
time: 0ms
memory: 3660kb
input:
8 01100110 00000101 3 4 5 7 5 2 3 6 7 8
output:
13 0000000000000
result:
ok output is valid
Test #10:
score: 0
Accepted
time: 75ms
memory: 3540kb
input:
10 1001011001 0101100100 4 4 5 7 9 4 4 5 7 10
output:
-1
result:
ok output is valid
Test #11:
score: 0
Accepted
time: 0ms
memory: 3660kb
input:
7 1000010 1010101 4 3 4 5 6 4 1 2 4 5
output:
5 00110
result:
ok output is valid
Test #12:
score: 0
Accepted
time: 0ms
memory: 3536kb
input:
6 101011 101000 1 6 4 2 3 4 6
output:
2 11
result:
ok output is valid
Test #13:
score: 0
Accepted
time: 61ms
memory: 3724kb
input:
3 000 110 2 2 3 2 1 3
output:
-1
result:
ok output is valid
Test #14:
score: 0
Accepted
time: 0ms
memory: 3900kb
input:
19 1100010001111111100 0001101011001010110 10 2 3 4 5 6 7 9 14 15 19 10 3 5 6 8 10 11 12 17 18 19
output:
15 011001011010111
result:
ok output is valid
Test #15:
score: 0
Accepted
time: 0ms
memory: 3664kb
input:
7 0111111 0101011 6 2 3 4 5 6 7 4 1 3 5 7
output:
7 0000001
result:
ok output is valid
Test #16:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
17 10010100010100010 10101101101001101 8 3 5 8 9 12 14 15 17 8 1 3 5 8 10 12 14 15
output:
15 000001111100100
result:
ok output is valid
Test #17:
score: 0
Accepted
time: 0ms
memory: 3940kb
input:
13 1101000011011 1010001110110 4 3 5 6 13 8 2 3 4 7 8 10 11 13
output:
146 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010
result:
ok output is valid
Test #18:
score: 0
Accepted
time: 0ms
memory: 3724kb
input:
15 101011111011111 110110110101110 8 3 6 8 9 11 12 13 15 10 1 4 5 6 7 11 12 13 14 15
output:
13 0000010101111
result:
ok output is valid
Test #19:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
18 000000100100001110 011101100101001001 6 5 6 7 8 10 15 12 1 2 4 5 7 9 10 13 14 15 16 17
output:
13 1011100001110
result:
ok output is valid
Test #20:
score: 0
Accepted
time: 0ms
memory: 3752kb
input:
14 10111010011001 01010010010001 5 4 7 11 12 14 7 3 7 8 9 11 12 14
output:
485 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #21:
score: 0
Accepted
time: 0ms
memory: 3884kb
input:
11 00011011101 00100111111 3 2 4 10 7 3 4 5 7 8 10 11
output:
11 00001001101
result:
ok output is valid
Test #22:
score: 0
Accepted
time: 0ms
memory: 3904kb
input:
8 00101000 01010101 4 2 6 7 8 4 1 3 4 6
output:
7 0010110
result:
ok output is valid
Test #23:
score: 0
Accepted
time: 0ms
memory: 3760kb
input:
15 100101100001100 001111110110000 10 2 4 5 6 7 8 9 12 14 15 6 3 6 9 10 13 14
output:
12 111010011101
result:
ok output is valid
Test #24:
score: 0
Accepted
time: 424ms
memory: 4628kb
input:
1910 0100011011011000010100001001000111111011010010111110101110001001010100001011001110011000000100011000111011010100011000101111100110011110001111000011100110001011010101011001010001001001011001110100101100010110111100110101110101101010110011100101101000001111100000000011110011100110101000101011000...
output:
-1
result:
ok output is valid
Test #25:
score: 0
Accepted
time: 656ms
memory: 8056kb
input:
4123 1000001000000011111010101100100111001110111010001100010000000111101101101101011101100001110011111011101010011001011010010101100110100101110100101100110110110101000100011110111100111101010110001000110000101110011001111011011101111011100101111101000111011110110011110000111000001011000011111101000...
output:
4122 0011010000011100001001110010000111111010101011000100100111101010010111100010010100010001111100110000011011011000011111001010110000011011001110011101001000001100011011000001001101111100101101100010100101001101011010111001001111100111110000111010110100100000011000100000000010000100101110011010010...
result:
ok output is valid
Test #26:
score: 0
Accepted
time: 825ms
memory: 8732kb
input:
4474 1011011010101101101000001000000111010011100001101010100010100111111100011101001000010010010110000101010011100001010001011111101111110011011000011001101110010111110100111011010100101100001111101111111010000110001010110001111111011000110100101100000111110000110011010010001100110110011100010011100...
output:
4471 1100101001110000010101100100100011000101000000110010110011111111111111000000110001110101100111011110110111101100001100110011100000100000110100111110111011011111111001110101111010010100100100111110100000000011000001011100101100110101100000111100010010111010001011001101101001001000110111101111000...
result:
ok output is valid
Test #27:
score: 0
Accepted
time: 185ms
memory: 5776kb
input:
2514 0010101111011001011010111000011011011000001001110001111100011100100110111110101000000100011011000110010011011100010000110000101001000110000010110011011100001010101011100100011010011111011011100111011111111100011110001000000000110100001000111110111101010100110010000001001101000100101001110111111...
output:
2513 0001010100001010010010011011101010110011010111100010000101010100000111010101001011001111101000100101001011010100101101000101011111110001000101010001110100011101011100000100000101111110111010110101000111010110111011011000110000001001001101110000111110010001000011000010010101100001101111100110001...
result:
ok output is valid
Test #28:
score: 0
Accepted
time: 1026ms
memory: 9824kb
input:
4813 0010010010001011101101000111110101101010100111111010001000001010011010110111000100101100010001110010100101010011111010001111110001110011010010111000111110001011011100111010110101100000101000110001010110111011000101011001000111000001011000000010111011010001101001011010001011100010010011011101101...
output:
4817 0000000010011000110101000011101011011101100110100111011101000111001000000110101111111111000010101011100010101010101110110101111010100001011111110000010100110100000101010101110001011001111100001000110111011111101000000101010111001110111000101100000001111001101110011001100100101001110110110111101...
result:
ok output is valid
Test #29:
score: 0
Accepted
time: 1058ms
memory: 8400kb
input:
4352 0011111100110101100101000100100010000111101010000100001011111110011101011011001001110110001111011101101101010011111011011000101010100011110011010001011100111110111001010010101100111011111101011000101011011100101011010100000011110000010000100001000111101100001101101010000100110100101000111100100...
output:
-1
result:
ok output is valid
Test #30:
score: 0
Accepted
time: 382ms
memory: 6752kb
input:
3281 0010001100110001110100111011111010111010011010100011101101001000011001110010100000000000001110110001110101110001001011110101010110010100100110111010011100100010010101010111011110011000001011100111111110001010011101000001000011111110001001011101010000101101100011000110100011101011001010010011010...
output:
-1
result:
ok output is valid
Test #31:
score: 0
Accepted
time: 366ms
memory: 7024kb
input:
3520 1101100010110110001010100100011100001100001100010100101111111000010100011001110010110110001000101110011101001100010110001001101000101101110110010011100100001011011011111011000000100111111110111110111111110100001001011101111010100101100110011010001001001001101100011010000110101100111101111111010...
output:
-1
result:
ok output is valid
Test #32:
score: 0
Accepted
time: 547ms
memory: 6496kb
input:
3051 1011110101011100000100011100010100000011110001010011011011001111100101001000111101110011111000000001101010000100010100000110000011111101010000010111001011000001111111000010001100100011011011001111000010010010100100001110010000000111111001010000010011011111000010101101011110011001101101001110010...
output:
-1
result:
ok output is valid
Test #33:
score: 0
Accepted
time: 280ms
memory: 3648kb
input:
226 1001011011001011001110011000001000001101110110101110001111100011100001101011111100011011000110001100000000110010110100111101110101001001010001110010101101101100101000101010100010001100101100111111010100111010010010010111011001 011100010011011111111011001101001110101010001011111101000100010010001...
output:
-1
result:
ok output is valid
Test #34:
score: 0
Accepted
time: 58ms
memory: 6880kb
input:
3346 1010101010011101100001001100100101101000110010100010110100011001100100101111100011000111111101010011010100000011101110010111110111011011011001100001001000011001001001010001010001111110100100010100001011010011011001101000001110101010100100011100110011111100110010010100101110011010011000101000100...
output:
40284 000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #35:
score: 0
Accepted
time: 223ms
memory: 7416kb
input:
3512 1111001111010100101010010010001101000010110111001110010101001110010011111001010100111110100001001011100011011000111010000010111011111001101100101010010111000000001101011000101100101110000010101110000011111110001000110011001111111000110001100111101001011010001001000101001101110011011010111111110...
output:
107254 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #36:
score: 0
Accepted
time: 155ms
memory: 5252kb
input:
1229 0001101010000100011110001101000010111101111010001100101000101101010010101111110101000100001011100100011011101010101111110001010111100011100000110101011100100100001110101001001000011100000100111011000010101110111111101110111001100001110000100111101000010110001110110110001000110101111011010011110...
output:
554058 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #37:
score: 0
Accepted
time: 280ms
memory: 5764kb
input:
1413 1100001101111110001001101100000001010110110101100111110100010010111101011000111111010011110001111001111001111001101011000000100101001001001010111011011111101110011001110001011000100000101000101100101011100010010110111100110001101011111111111110001001110001010001110110100001010101001101011011001...
output:
828897 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #38:
score: 0
Accepted
time: 265ms
memory: 6128kb
input:
2012 0010011100011101010000000000011110001110011101001001100101111111011011011111111110011000111100101111110011100110011101001111011101010101100110111101000000101100000000110000001000010100111000010001101000010011110010000100100101101000000111000101101111110111001010100000011010010010010110101000001...
output:
772524 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #39:
score: 0
Accepted
time: 1123ms
memory: 10004kb
input:
5000 0010110110110101100000011110100001111011111100010101011001010000101100000111111111101010111111101100110100100001110010111101001011011011100011000101100000101110000100100001001111100000000100010100111000011111101000111101000110011100100100110111111100011011010001011000100000110110000110000001001...
output:
4997 1111011010110101001011111001100000110010101001011101001101010111101101111011110101011101101001111001011110000100001110100111010000001000101010000001010001011010100001000111001110110011011101101100011001100100001101111011011100000111110101111011010111101000100101001101000101001000000110100000111...
result:
ok output is valid
Test #40:
score: 0
Accepted
time: 1129ms
memory: 9968kb
input:
5000 0100011111111000101011101101100110101110010100111100011100011001010011111000110101010110010101101010110000001011101111100010010110010111101111001101011000001010101011010010001101100010001100011001011010001000010011101001001110101011011100011110011110011101011010000000111101011100110001101001001...
output:
5000 1110000000110110110110111010011010000000100000011100111001000001001101111010101010100111110010101110111010101101100101000000000010100110101100110000101001011001010111000100100101000101010010110101000100011110100011110111111001110110101010101111001001001111110111011010110110110101000110010011011...
result:
ok output is valid
Test #41:
score: 0
Accepted
time: 1126ms
memory: 10100kb
input:
5000 1100000110100010110110001010000111110010101001101011001111111100000101000101000001100110010110101110011010100101001000010001111010010001000010011011101010010100011100011110011100101111000101000100000001001111000011011100110000111101111000010001110001111110111011010001011101011011110010001001101...
output:
4999 1010111111010101110110101110100111100101110011000110101011100100111010011001001110111100010011110010110101110100101100100011110111101010000111010101111101100001100000100100111111010000010001011101111011101010000110110010000010011110000011100010001011000111110000000111111101111111001001110100000...
result:
ok output is valid
Test #42:
score: 0
Accepted
time: 1124ms
memory: 10008kb
input:
5000 0011000100010111001100001101111101001111010110001000100011101110000111101000100011000001101111111100010011011111001111011001001010010100110010001010010010100010110101111011110011010111110101101010100111010011111000011110101010011101111111111110101010011100011100111001001010001110011000011000110...
output:
4998 0111010011100011000111001110110001010001001111110010011100010000101110000110110000111111001101010001011101101111010111111111011111001101100100110010110000011000010110011001101011111001110001111101000001101100001001001000100000101001001000110101010010100100111101011001000110111001011110001111100...
result:
ok output is valid
Test #43:
score: 0
Accepted
time: 1136ms
memory: 9952kb
input:
5000 1110101110110100110111100110101010100001001101111000100111111000010101011110011000010101010001001011000111100111111101000110000011110110100111000100101110110010110000101100111001110101111110101000101111001001100001000100100111010010011100001001101010110011000000101111011011001000100111100101100...
output:
4997 0010101101100101010110101000111010011011101101001110010001010101010100010101101101101100000001011101011011111001101111000110110001101101101100101011100011100100110110000100010101001000101001100010010000001100010101011011100011100100001001100011111000000111101010001111001100000000011011011111001...
result:
ok output is valid
Test #44:
score: 0
Accepted
time: 1477ms
memory: 9908kb
input:
5000 0001110110001011011100000001000110001111000010010001000000110000110101000011000000001100111000110110000001100000000001001110101110001000111001111110010101001000101011011001011001111000101000100000100101000000000111011000110101000000101101011111100000001000111101001100010111110110101001000101010...
output:
-1
result:
ok output is valid
Test #45:
score: 0
Accepted
time: 1470ms
memory: 11952kb
input:
5000 1111001110111001001111010000111101100011101100001010111000001101100000001100100011110110000010110101111010101111011010000110110001101011110111011110001100011111100001101010101100100110111110011101101011101101101111010101101111111011001101010110110010011001001100000111100110001000001101000011000...
output:
1000000 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #46:
score: 0
Accepted
time: 480ms
memory: 10204kb
input:
5000 1011010010010111011110001100101001110111000111010111010011001001001101010101001100110111011110010111011111111100110000011110101100011110101001101011000011111001011011101100001011100111110010011010101101001110011110111100011101110110000000100111000011100011110000000010011111101111000011010010101...
output:
-1
result:
ok output is valid
Test #47:
score: 0
Accepted
time: 1605ms
memory: 12104kb
input:
5000 0000101100001110000110000110000110010100111111011010110110110101000100100000010001100110001110100111011111010111010011010100011101101001000011001110010100000000000001110110001110101110001001011110101010110010100100110111010011100100010010101010111011110011000001011100111111110001010011101000001...
output:
1000000 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #48:
score: 0
Accepted
time: 591ms
memory: 12024kb
input:
5000 1001101111001100101001110100011110111011100101100011101000011000100110000001100010011110111111001010110111000001000010110111000001101111100110111001110110101100100111000110110011010001001110000100100010111111010001000010010110011011001110011101100010010100111001101001110000010001011110001011011...
output:
999999 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #49:
score: 0
Accepted
time: 793ms
memory: 8496kb
input:
4393 1001111101111001101101011101010111000101000000000001101010101010001101000011111111100111011101000010100111111101101110011110101001010000010101100100111110000000111001101111110000011101000100101111100100111101000111111111000101001001001001001001111010010000100001010100010011010110001001110101101...
output:
4724 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #50:
score: 0
Accepted
time: 968ms
memory: 9416kb
input:
4710 1001110101100001110110101111110111000001000110011100010010000111000110011111111110110110100000000100001010100110100100000101001111110110111101001011011000111110001111000101001111010111011010110110111000100011110010000011001110111110111000011000101100111111111101000110001001011110001011001010000...
output:
5807 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #51:
score: 0
Accepted
time: 937ms
memory: 9176kb
input:
4655 1010111101111011010100000110010010111001101000010100010001000100001000001001101001110010011001100111011000011001011100011010001100101110000010000011110111100110110001100110010000000110001111001011000011101100010011011111010000001100101111011011001101010001111000100101101010010000101101100001010...
output:
4652 0000000000101110111111110001111100000000110100100110111101011001000000000010000101111011010011011111011110000101110110111110000110000010110110110000010100001010000110001000000001010010000111000101001110111001011001101011100010110101000110100100011010000010001100001101111000110110010000111010111...
result:
ok output is valid
Test #52:
score: 0
Accepted
time: 805ms
memory: 8580kb
input:
4400 1010110111000011001010010011000011011101000001010000000011011011111001001100000110111011001011001011110011010110001110011111001100111110100111111011101010101100100101100000001100101001000110010011010010000111100000001101000010010010110001100000000110011001101000101111101111111001011100011011010...
output:
8604 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #53:
score: 0
Accepted
time: 921ms
memory: 9180kb
input:
4630 1001010101000111111001101000011111011011011000101110110110100010101001010101000010111011001011001010011110011111011011000011100001111010100111101000011101001111110011010000010111100001110100001000100001000000111010001000010101110101011000001010110101101010010101101001100011011000111000101011111...
output:
5004 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #54:
score: 0
Accepted
time: 1630ms
memory: 12060kb
input:
5000 1111011000010110001111110011111001110011110101110111101001110111010010101110101010111010110110111101101011000011110111111001010001100111011010100001110010100110000101110100000001110110011101001011000010000000011110010010111110011001010010001010001110011011111100010000001010001111010100110101110...
output:
999999 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #55:
score: 0
Accepted
time: 1615ms
memory: 12000kb
input:
5000 0000010010000111001100111011101110110101101010011110110111111101111111011111001000100101101001110101111111011010101111100010011101001011111101111001000111110100000001010010011010011000001001011111011100000110000001111011001110101101011000001010000010000100111100110000001010101111111100001111010...
output:
1000000 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #56:
score: 0
Accepted
time: 1627ms
memory: 12032kb
input:
5000 0000100110010100101001010000000001101101100100101100000111101111010011100000110000010101011001010000110110000011100000000111010111011011101010011111010101011111110000000001001010100001110000110001110000110111001110000011011111100000000000011110111001111101111110100100001001111001011011010010111...
output:
1000000 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Test #57:
score: 0
Accepted
time: 1640ms
memory: 10008kb
input:
5000 0111010101110101010100011011111111111101001110101011000000011100011110001100001100101101111101011101110001000100110011001101100000010111111000010010110100011111101000010001000010100011111100010010001101110111010000111111011001100000000010101101111100100100010101100111111011000001010011000011110...
output:
-1
result:
ok output is valid
Test #58:
score: 0
Accepted
time: 1615ms
memory: 12100kb
input:
5000 0000010001101010111111001011011011010010101111100101011101000011000011110000011100110000111010101110100100001111010110001000010011101001010110111010101001111111001001000110100011101110000111001100011010111100011001101110001111010110110011010100001101100010001110110110010000101110010001110011101...
output:
1000000 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok output is valid
Extra Test:
score: 0
Extra Test Passed