結果
| 問題 | No.2901 Logical Sum of Substring |
| ユーザー |
 satashun
|
| 提出日時 | 2024-09-20 23:34:14 |
| 言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 11,563 bytes |
| コンパイル時間 | 3,811 ms |
| コンパイル使用メモリ | 265,468 KB |
| 実行使用メモリ | 101,364 KB |
| 最終ジャッジ日時 | 2024-09-20 23:34:44 |
| 合計ジャッジ時間 | 29,542 ms |
|
ジャッジサーバーID （参考情報） |
judge2 / judge4 |
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テストケース
テストケース表示| 入力 | 結果 | 実行時間 実行使用メモリ |
|---|---|---|
| testcase_00 | AC | 2 ms
6,816 KB |
| testcase_01 | AC | 2 ms
6,940 KB |
| testcase_02 | WA | - |
| testcase_03 | WA | - |
| testcase_04 | WA | - |
| testcase_05 | WA | - |
| testcase_06 | WA | - |
| testcase_07 | WA | - |
| testcase_08 | WA | - |
| testcase_09 | WA | - |
| testcase_10 | WA | - |
| testcase_11 | WA | - |
| testcase_12 | WA | - |
| testcase_13 | WA | - |
| testcase_14 | WA | - |
| testcase_15 | WA | - |
| testcase_16 | WA | - |
| testcase_17 | WA | - |
| testcase_18 | WA | - |
| testcase_19 | WA | - |
| testcase_20 | WA | - |
| testcase_21 | WA | - |
| testcase_22 | WA | - |
| testcase_23 | WA | - |
| testcase_24 | WA | - |
| testcase_25 | WA | - |
| testcase_26 | WA | - |
| testcase_27 | WA | - |
| testcase_28 | WA | - |
| testcase_29 | WA | - |
| testcase_30 | WA | - |
| testcase_31 | WA | - |
ソースコード
#pragma region satashun
// #pragma GCC optimize("Ofast")
// #pragma GCC optimize("unroll-loops")
#include <bits/stdc++.h>
using namespace std;
using uint = unsigned int;
using ll = long long;
using ull = unsigned long long;
using pii = pair<int, int>;
template <class T>
using V = vector<T>;
template <class T>
using VV = V<V<T>>;
template <class T>
V<T> make_vec(size_t a) {
return V<T>(a);
}
template <class T, class... Ts>
auto make_vec(size_t a, Ts... ts) {
return V<decltype(make_vec<T>(ts...))>(a, make_vec<T>(ts...));
}
template <typename T, typename V>
void fill_vec(T& v, const V& val) {
v = val;
}
template <typename T, typename V>
void fill_vec(vector<T>& vec, const V& val) {
for (auto& v : vec) fill_vec(v, val);
}
#define pb push_back
#define eb emplace_back
#define mp make_pair
#define fi first
#define se second
#define rep(i, n) rep2(i, 0, n)
#define rep2(i, m, n) for (int i = m; i < (n); i++)
#define per(i, b) per2(i, 0, b)
#define per2(i, a, b) for (int i = int(b) - 1; i >= int(a); i--)
#define ALL(c) (c).begin(), (c).end()
#define SZ(x) ((int)(x).size())
constexpr ll TEN(int n) { return (n == 0) ? 1 : 10 * TEN(n - 1); }
template <class T, class U>
void chmin(T& t, const U& u) {
if (t > u) t = u;
}
template <class T, class U>
void chmax(T& t, const U& u) {
if (t < u) t = u;
}
template <typename T>
int arglb(const V<T>& v, const T& x) {
return distance(v.begin(), lower_bound(ALL(v), x));
}
template <typename T>
int argub(const V<T>& v, const T& x) {
return distance(v.begin(), upper_bound(ALL(v), x));
}
template <class T>
void mkuni(vector<T>& v) {
sort(ALL(v));
v.erase(unique(ALL(v)), end(v));
}
template <class T>
vector<int> sort_by(const vector<T>& v, bool increasing = true) {
vector<int> res(v.size());
iota(res.begin(), res.end(), 0);
if (increasing) {
stable_sort(res.begin(), res.end(),
[&](int i, int j) { return v[i] < v[j]; });
} else {
stable_sort(res.begin(), res.end(),
[&](int i, int j) { return v[i] > v[j]; });
}
return res;
}
// prototype
template <class T, class U>
ostream& operator<<(ostream& os, const pair<T, U>& p);
template <class T>
ostream& operator<<(ostream& os, const vector<T>& v);
template <class T>
istream& operator>>(istream& is, vector<T>& v);
template <class T, size_t sz>
ostream& operator<<(ostream& os, const array<T, sz>& arr);
template <class T>
ostream& operator<<(ostream& os, const set<T>& ST);
template <class T>
ostream& operator<<(ostream& os, const multiset<T>& ST);
template <class T, class U>
ostream& operator<<(ostream& os, const map<T, U>& MP);
ostream& operator<<(ostream& o, __int128_t x);
// io functions
template <class T, class U>
istream& operator>>(istream& is, pair<T, U>& p) {
is >> p.first >> p.second;
return is;
}
template <class T, class U>
ostream& operator<<(ostream& os, const pair<T, U>& p) {
os << "(" << p.first << "," << p.second << ")";
return os;
}
template <class T>
istream& operator>>(istream& is, vector<T>& v) {
for (auto& x : v) {
is >> x;
}
return is;
}
template <class T>
ostream& operator<<(ostream& os, const vector<T>& v) {
os << "{";
rep(i, v.size()) {
if (i) os << ",";
os << v[i];
}
os << "}";
return os;
}
template <class T, size_t sz>
ostream& operator<<(ostream& os, const array<T, sz>& arr) {
os << '[';
for (auto v : arr) os << v << ',';
os << ']';
return os;
}
template <class T>
ostream& operator<<(ostream& os, const set<T>& ST) {
os << "{";
for (auto it = ST.begin(); it != ST.end(); ++it) {
if (it != ST.begin()) os << ",";
os << *it;
}
os << "}";
return os;
}
template <class T>
ostream& operator<<(ostream& os, const multiset<T>& ST) {
os << "{";
for (auto it = ST.begin(); it != ST.end(); ++it) {
if (it != ST.begin()) os << ",";
os << *it;
}
os << "}";
return os;
}
template <class T, class U>
ostream& operator<<(ostream& os, const map<T, U>& MP) {
for (auto it = MP.begin(); it != MP.end(); ++it) {
os << "(" << it->first << ": " << it->second << ")";
}
return os;
}
string to_string(__int128_t x) {
if (x == 0) return "0";
string result;
if (x < 0) {
result += "-";
x *= -1;
}
string t;
while (x) {
t.push_back('0' + x % 10);
x /= 10;
}
reverse(t.begin(), t.end());
return result + t;
}
ostream& operator<<(ostream& o, __int128_t x) { return o << to_string(x); }
#ifdef LOCAL
void debug_out() { cerr << endl; }
template <typename Head, typename... Tail>
void debug_out(Head H, Tail... T) {
cerr << " " << H;
debug_out(T...);
}
#define debug(...) \
cerr << __LINE__ << " [" << #__VA_ARGS__ << "]:", debug_out(__VA_ARGS__)
#define dump(x) cerr << __LINE__ << " " << #x << " = " << (x) << endl
#else
#define debug(...) (void(0))
#define dump(x) (void(0))
#endif
template <class T>
V<T>& operator+=(V<T>& vec, const T& v) {
for (auto& x : vec) x += v;
return vec;
}
template <class T>
V<T>& operator-=(V<T>& vec, const T& v) {
for (auto& x : vec) x -= v;
return vec;
}
// suc : 1 = newline, 2 = space
template <class T>
void print(T x, int suc = 1) {
cout << x;
if (suc == 1)
cout << "\n";
else if (suc == 2)
cout << " ";
}
template <class T>
void print(const vector<T>& v, int suc = 1) {
for (int i = 0; i < v.size(); ++i)
print(v[i], i == int(v.size()) - 1 ? suc : 2);
}
template <class T>
void show(T x) {
print(x, 1);
}
template <typename Head, typename... Tail>
void show(Head H, Tail... T) {
print(H, 2);
show(T...);
}
int topbit(int t) { return t == 0 ? -1 : 31 - __builtin_clz(t); }
int topbit(ll t) { return t == 0 ? -1 : 63 - __builtin_clzll(t); }
int botbit(int a) { return a == 0 ? 32 : __builtin_ctz(a); }
int botbit(ll a) { return a == 0 ? 64 : __builtin_ctzll(a); }
int popcount(int t) { return __builtin_popcount(t); }
int popcount(ll t) { return __builtin_popcountll(t); }
int bit_parity(int t) { return __builtin_parity(t); }
int bit_parity(ll t) { return __builtin_parityll(t); }
struct prepare_io {
prepare_io() {
cin.tie(nullptr);
ios::sync_with_stdio(false);
cout << fixed << setprecision(10);
}
} prep_io;
#pragma endregion satashun
// index of root = 1
template <class U>
struct segtree {
using T = typename U::T;
int sz;
V<T> dat;
segtree() {}
segtree(int n) : _n(n) {
sz = 1;
while (sz < n) sz <<= 1;
dat.assign(sz * 2, U::id());
}
segtree(const V<T>& a) {
int n = a.size();
_n = n;
sz = 1;
while (sz < n) sz <<= 1;
dat.assign(sz * 2, U::id());
for (int i = 0; i < n; ++i) {
dat[sz + i] = a[i];
}
for (int i = sz - 1; i >= 1; --i) {
upd(i);
}
}
void upd(int p) { dat[p] = U::op(dat[p << 1], dat[p << 1 | 1]); }
void build() {
for (int i = sz - 1; i > 0; --i) {
dat[i] = U::op(dat[i << 1], dat[i << 1 | 1]);
}
}
void set(int p, T v) {
p += sz;
dat[p] = v;
while (p >>= 1) {
dat[p] = U::op(dat[p << 1], dat[p << 1 | 1]);
}
}
T get(int p) const { return dat[p + sz]; }
//[l, r)
T prod(int l, int r) const {
T lval = U::id(), rval = U::id();
for (l += sz, r += sz; l < r; l >>= 1, r >>= 1) {
if (l & 1) lval = U::op(lval, dat[l++]);
if (r & 1) rval = U::op(dat[--r], rval);
}
return U::op(lval, rval);
}
// ABC194E
// https://atcoder.jp/contests/practice2/submissions/33977727
// https://github.com/atcoder/ac-library/blob/master/atcoder/segtree.hpp
// find max r s.t. f([l, r)) = true
template <class F>
int max_right(int l, F f) const {
// assert(0 <= l && l <= _n);
// assert(f(U::id()));
if (l == sz) return sz;
l += sz;
auto cur = U::id();
do {
while (l % 2 == 0) l >>= 1;
if (!f(U::op(cur, dat[l]))) {
while (l < sz) {
l = l * 2;
if (f(U::op(cur, dat[l]))) {
cur = U::op(cur, dat[l]);
l++;
}
}
return l - sz;
}
cur = U::op(cur, dat[l]);
l++;
} while ((l & -l) != l);
return _n;
}
// needs verification
// find min l s.t. f([l, r)) = true
template <class F>
int min_left(int r, F f) const {
// assert(0 <= r && r <= _n);
// assert(f(U::id()));
if (r == 0) return 0;
r += sz;
auto cur = U::id();
do {
r--;
while (r > 1 && (r % 2)) r >>= 1;
if (!f(U::op(dat[r], cur))) {
while (r < sz) {
r = (2 * r + 1);
if (f(U::op(dat[r], cur))) {
cur = U::op(dat[r], cur);
r--;
}
}
return r + 1 - sz;
}
cur = U::op(dat[r], cur);
} while ((r & -r) != r);
return 0;
}
private:
int _n;
};
constexpr int INF = TEN(9);
const int B = 16;
int K;
struct C {
int mini, xo, l, r;
V<pii> vl, vr;
C() { mini = INF, xo = 0, l = -INF, r = INF; }
C(int pos, int v) {
l = pos;
r = pos;
xo = v;
mini = INF;
if (v != 0) {
vl.eb(v, pos);
vr.eb(v, pos);
}
if (v == (1 << K) - 1) mini = 1;
}
};
// modify only U
struct U {
using T = C;
static T id() { return T(); }
static T op(const T& a, const T& b) {
T res;
if (a.l == -INF) {
return b;
} else if (b.l == -INF) {
return a;
}
res.mini = min(a.mini, b.mini);
res.xo = a.xo ^ b.xo;
res.l = a.l;
res.r = b.r;
res.vl = a.vl;
{
int pre = a.xo;
for (auto [x, p] : b.vl) {
if ((x | pre) != pre) {
pre |= x;
res.vl.eb(pre, p);
}
}
}
res.vr = b.vr;
{
int pre = b.xo;
for (auto [x, p] : a.vr) {
if ((x | pre) != pre) {
pre |= x;
res.vr.eb(pre, p);
}
}
}
rep(i, SZ(a.vr)) {
rep(j, SZ(b.vl)) {
if ((a.vr[i].fi | b.vl[j].fi) == (1 << K) - 1) {
chmin(res.mini, b.vl[j].se - a.vr[i].se + 1);
}
}
}
return res;
}
};
void slv() {
// input
int N;
cin >> N >> K;
V<int> A(N);
cin >> A;
V<C> vec;
// Let's solve!
rep(i, N) vec.eb(i, A[i]);
segtree<U> seg(vec);
int Q;
cin >> Q;
rep(q, Q) {
int tp, l, r;
cin >> tp >> l >> r;
--l;
if (tp == 1) {
seg.set(l, C(l, r));
} else {
auto res = seg.prod(l, r);
if (res.mini != INF) {
show(res.mini);
} else {
show(-1);
}
}
}
}
int main() {
int cases = 1;
// cin >> cases;
rep(i, cases) slv();
return 0;
}