結果
| 問題 |
No.3208 Parse AND OR Affection
|
| ユーザー |
 tko919
|
| 提出日時 | 2025-07-18 23:10:12 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 2,034 ms / 5,000 ms |
| コード長 | 20,372 bytes |
| コンパイル時間 | 3,102 ms |
| コンパイル使用メモリ | 244,816 KB |
| 実行使用メモリ | 134,248 KB |
| 最終ジャッジ日時 | 2025-07-18 23:10:54 |
| 合計ジャッジ時間 | 27,571 ms |
|
ジャッジサーバーID （参考情報） |
judge5 / judge4 |
（要ログイン）
| ファイルパターン | 結果 |
|---|---|
| sample | AC * 1 |
| other | AC * 20 |
ソースコード
#line 1 "library/Template/template.hpp"
#include <bits/stdc++.h>
using namespace std;
#define rep(i, a, b) for (int i = (int)(a); i < (int)(b); i++)
#define rrep(i, a, b) for (int i = (int)(b)-1; i >= (int)(a); i--)
#define ALL(v) (v).begin(), (v).end()
#define UNIQUE(v) sort(ALL(v)), (v).erase(unique(ALL(v)), (v).end())
#define SZ(v) (int)v.size()
#define MIN(v) *min_element(ALL(v))
#define MAX(v) *max_element(ALL(v))
#define LB(v, x) int(lower_bound(ALL(v), (x)) - (v).begin())
#define UB(v, x) int(upper_bound(ALL(v), (x)) - (v).begin())
using uint = unsigned int;
using ll = long long int;
using ull = unsigned long long;
using i128 = __int128_t;
using u128 = __uint128_t;
const int inf = 0x3fffffff;
const ll INF = 0x1fffffffffffffff;
template <typename T, typename S = T> S SUM(const vector<T> &a) {
return accumulate(ALL(a), S(0));
}
template <typename S, typename T = S> S POW(S a, T b) {
S ret = 1, base = a;
for (;;) {
if (b & 1)
ret *= base;
b >>= 1;
if (b == 0)
break;
base *= base;
}
return ret;
}
template <typename T> inline bool chmax(T &a, T b) {
if (a < b) {
a = b;
return 1;
}
return 0;
}
template <typename T> inline bool chmin(T &a, T b) {
if (a > b) {
a = b;
return 1;
}
return 0;
}
template <typename T, typename U> T ceil(T x, U y) {
assert(y != 0);
if (y < 0)
x = -x, y = -y;
return (x > 0 ? (x + y - 1) / y : x / y);
}
template <typename T, typename U> T floor(T x, U y) {
assert(y != 0);
if (y < 0)
x = -x, y = -y;
return (x > 0 ? x / y : (x - y + 1) / y);
}
template <typename T> int popcnt(T x) {
return __builtin_popcountll(x);
}
template <typename T> int topbit(T x) {
return (x == 0 ? -1 : 63 - __builtin_clzll(x));
}
template <typename T> int lowbit(T x) {
return (x == 0 ? -1 : __builtin_ctzll(x));
}
template <class T, class U>
ostream &operator<<(ostream &os, const pair<T, U> &p) {
os << "P(" << p.first << ", " << p.second << ")";
return os;
}
template <typename T> ostream &operator<<(ostream &os, const vector<T> &vec) {
os << "{";
for (int i = 0; i < vec.size(); i++) {
os << vec[i] << (i + 1 == vec.size() ? "" : ", ");
}
os << "}";
return os;
}
template <typename T, typename U>
ostream &operator<<(ostream &os, const map<T, U> &map_var) {
os << "{";
for (auto itr = map_var.begin(); itr != map_var.end(); itr++) {
os << "(" << itr->first << ", " << itr->second << ")";
itr++;
if (itr != map_var.end())
os << ", ";
itr--;
}
os << "}";
return os;
}
template <typename T> ostream &operator<<(ostream &os, const set<T> &set_var) {
os << "{";
for (auto itr = set_var.begin(); itr != set_var.end(); itr++) {
os << *itr;
++itr;
if (itr != set_var.end())
os << ", ";
itr--;
}
os << "}";
return os;
}
#ifdef LOCAL
#define debug 1
#define show(...) _show(0, #__VA_ARGS__, __VA_ARGS__)
#else
#define debug 0
#define show(...) true
#endif
template <typename T> void _show(int i, T name) {
cerr << '\n';
}
template <typename T1, typename T2, typename... T3>
void _show(int i, const T1 &a, const T2 &b, const T3 &...c) {
for (; a[i] != ',' && a[i] != '\0'; i++)
cerr << a[i];
cerr << ":" << b << " ";
_show(i + 1, a, c...);
}
#line 2 "library/Utility/fastio.hpp"
#include <unistd.h>
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() {
memmove(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(uint &x) {
rd_integer(x);
}
void rd(ull &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);
}
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(vector<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(uint x) {
wt_integer(x);
}
void wt(ull 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);
}
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)...);
}
void __attribute__((destructor)) _d() {
flush();
}
} // namespace fastio
using fastio::flush;
using fastio::print;
using fastio::read;
inline void first(bool i = true) {
print(i ? "first" : "second");
}
inline void Alice(bool i = true) {
print(i ? "Alice" : "Bob");
}
inline void Takahashi(bool i = true) {
print(i ? "Takahashi" : "Aoki");
}
inline void yes(bool i = true) {
print(i ? "yes" : "no");
}
inline void Yes(bool i = true) {
print(i ? "Yes" : "No");
}
inline void No() {
print("No");
}
inline void YES(bool i = true) {
print(i ? "YES" : "NO");
}
inline void NO() {
print("NO");
}
inline void Yay(bool i = true) {
print(i ? "Yay!" : ":(");
}
inline void Possible(bool i = true) {
print(i ? "Possible" : "Impossible");
}
inline void POSSIBLE(bool i = true) {
print(i ? "POSSIBLE" : "IMPOSSIBLE");
}
/**
* @brief Fast IO
*/
#line 2 "library/Utility/random.hpp"
namespace Random {
mt19937_64 randgen(chrono::steady_clock::now().time_since_epoch().count());
using u64 = unsigned long long;
u64 get() {
return randgen();
}
template <typename T> T get(T L) { // [0,L]
return get() % (L + 1);
}
template <typename T> T get(T L, T R) { // [L,R]
return get(R - L) + L;
}
double uniform() {
return double(get(1000000000)) / 1000000000;
}
string str(int n) {
string ret;
rep(i, 0, n) ret += get('a', 'z');
return ret;
}
template <typename Iter> void shuffle(Iter first, Iter last) {
if (first == last)
return;
int len = 1;
for (auto it = first + 1; it != last; it++) {
len++;
int j = get(0, len - 1);
if (j != len - 1)
iter_swap(it, first + j);
}
}
template <typename T> vector<T> select(int n, T L, T R) { // [L,R]
if (n * 2 >= R - L + 1) {
vector<T> ret(R - L + 1);
iota(ALL(ret), L);
shuffle(ALL(ret));
ret.resize(n);
return ret;
} else {
unordered_set<T> used;
vector<T> ret;
while (SZ(used) < n) {
T x = get(L, R);
if (!used.count(x)) {
used.insert(x);
ret.push_back(x);
}
}
return ret;
}
}
void relabel(int n, vector<pair<int, int>> &es) {
shuffle(ALL(es));
vector<int> ord(n);
iota(ALL(ord), 0);
shuffle(ALL(ord));
for (auto &[u, v] : es)
u = ord[u], v = ord[v];
}
template <bool directed, bool multi, bool self>
vector<pair<int, int>> genGraph(int n, int m) {
vector<pair<int, int>> cand, es;
rep(u, 0, n) rep(v, 0, n) {
if (!self and u == v)
continue;
if (!directed and u > v)
continue;
cand.push_back({u, v});
}
if (m == -1)
m = get(SZ(cand));
// chmin(m, SZ(cand));
vector<int> ord;
if (multi)
rep(_, 0, m) ord.push_back(get(SZ(cand) - 1));
else {
ord = select(m, 0, SZ(cand) - 1);
}
for (auto &i : ord)
es.push_back(cand[i]);
relabel(n, es);
return es;
}
vector<pair<int, int>> genTree(int n) {
vector<pair<int, int>> es;
rep(i, 1, n) es.push_back({get(i - 1), i});
relabel(n, es);
return es;
}
}; // namespace Random
/**
* @brief Random
*/
#line 4 "sol.cpp"
#line 2 "library/Math/matrix.hpp"
template <class T> struct Matrix {
int h, w;
vector<vector<T>> val;
T det;
Matrix() {}
Matrix(int n) : h(n), w(n), val(vector<vector<T>>(n, vector<T>(n))) {}
Matrix(int n, int m)
: h(n), w(m), val(vector<vector<T>>(n, vector<T>(m))) {}
vector<T> &operator[](const int i) {
return val[i];
}
Matrix &operator+=(const Matrix &m) {
assert(h == m.h and w == m.w);
rep(i, 0, h) rep(j, 0, w) val[i][j] += m.val[i][j];
return *this;
}
Matrix &operator-=(const Matrix &m) {
assert(h == m.h and w == m.w);
rep(i, 0, h) rep(j, 0, w) val[i][j] -= m.val[i][j];
return *this;
}
Matrix &operator*=(const Matrix &m) {
assert(w == m.h);
Matrix<T> res(h, m.w);
rep(i, 0, h) rep(j, 0, m.w) rep(k, 0, w) res.val[i][j] +=
val[i][k] * m.val[k][j];
*this = res;
return *this;
}
Matrix operator+(const Matrix &m) const {
return Matrix(*this) += m;
}
Matrix operator-(const Matrix &m) const {
return Matrix(*this) -= m;
}
Matrix operator*(const Matrix &m) const {
return Matrix(*this) *= m;
}
Matrix pow(ll k) {
Matrix<T> res(h, h), c = *this;
rep(i, 0, h) res.val[i][i] = 1;
while (k) {
if (k & 1)
res *= c;
c *= c;
k >>= 1;
}
return res;
}
vector<int> gauss(int c = -1) {
det = 1;
if (val.empty())
return {};
if (c == -1)
c = w;
int cur = 0;
vector<int> res;
rep(i, 0, c) {
if (cur == h)
break;
rep(j, cur, h) if (val[j][i] != 0) {
swap(val[cur], val[j]);
if (cur != j)
det *= -1;
break;
}
det *= val[cur][i];
if (val[cur][i] == 0)
continue;
rep(j, 0, h) if (j != cur) {
T z = val[j][i] / val[cur][i];
rep(k, i, w) val[j][k] -= val[cur][k] * z;
}
res.push_back(i);
cur++;
}
return res;
}
Matrix inv() {
assert(h == w);
Matrix base(h, h * 2), res(h, h);
rep(i, 0, h) rep(j, 0, h) base[i][j] = val[i][j];
rep(i, 0, h) base[i][h + i] = 1;
base.gauss(h);
det = base.det;
rep(i, 0, h) rep(j, 0, h) res[i][j] = base[i][h + j] / base[i][i];
return res;
}
bool operator==(const Matrix &m) {
assert(h == m.h and w == m.w);
rep(i, 0, h) rep(j, 0, w) if (val[i][j] != m.val[i][j]) return false;
return true;
}
bool operator!=(const Matrix &m) {
assert(h == m.h and w == m.w);
rep(i, 0, h) rep(j, 0, w) if (val[i][j] == m.val[i][j]) return false;
return true;
}
friend istream &operator>>(istream &is, Matrix &m) {
rep(i, 0, m.h) rep(j, 0, m.w) is >> m[i][j];
return is;
}
friend ostream &operator<<(ostream &os, Matrix &m) {
rep(i, 0, m.h) {
rep(j, 0, m.w) os << m[i][j]
<< (j == m.w - 1 and i != m.h - 1 ? '\n' : ' ');
}
return os;
}
};
/**
* @brief Matrix
*/
#line 2 "library/DataStructure/segtree.hpp"
template <typename M, typename N, M (*f)(M, M), M (*g)(M, N), M (*m1)()>
struct SegmentTree {
int sz, n;
vector<M> data;
SegmentTree(int _n = 0) : n(_n) {
sz = 1;
while (sz < _n)
sz <<= 1;
data.assign(2 * sz, m1());
}
void run(vector<M> &v) {
for (int i = 0; i < (int)v.size(); i++)
data[i + sz] = v[i];
for (int k = sz - 1; k > 0; k--)
data[k] = f(data[2 * k], data[2 * k + 1]);
}
void set(int k, const M &x) {
k += sz;
data[k] = x;
while (k >>= 1)
data[k] = f(data[2 * k], data[2 * k + 1]);
}
void update(int k, const N &x) {
k += sz;
data[k] = g(data[k], x);
while (k >>= 1)
data[k] = f(data[2 * k], data[2 * k + 1]);
}
M query(int a, int b) {
M L = m1(), R = m1();
for (a += sz, b += sz; a < b; a >>= 1, b >>= 1) {
if (a & 1)
L = f(L, data[a++]);
if (b & 1)
R = f(data[--b], R);
}
return f(L, R);
}
M operator[](const int &k) const {
return data[k + sz];
}
vector<M> get() {
return {data.begin() + sz, data.begin() + sz + n};
}
template <class F> int max_right(int L, F ch) const {
int l = sz + L, w = 1;
M ansL = m1();
for (; L + w <= sz; l >>= 1, w <<= 1)
if (l & 1) {
if (not ch(f(ansL, data[l])))
break;
ansL = f(ansL, data[l++]);
L += w;
}
while (l <<= 1, w >>= 1) {
if (L + w <= sz && ch(f(ansL, data[l]))) {
ansL = f(ansL, data[l++]);
L += w;
}
}
return L;
}
template <class F> int min_left(int R, F ch) const {
int r = sz + R, w = 1;
M ansR = m1();
for (; R - w >= 0; r >>= 1, w <<= 1)
if (r & 1) {
if (not ch(f(data[r - 1], ansR)))
break;
ansR = f(data[--r], ansR);
R -= w;
}
while (r <<= 1, w >>= 1) {
if (R - w >= 0 && ch(f(data[r - 1], ansR))) {
ansR = f(data[--r], ansR);
R -= w;
}
}
return R;
}
};
/**
* @brief Segment Tree
*/
#line 7 "sol.cpp"
Matrix<ll> f(Matrix<ll> A, Matrix<ll> B) {
return B * A;
}
Matrix<ll> e() {
Matrix<ll> mat(4);
rep(i, 0, 4) mat[i][i] = 1;
return mat;
}
int main() {
int n, Q;
string S;
read(n, Q, S);
int m = n / 2;
vector<Matrix<ll>> dat(m);
rep(i, 0, m) {
int L = i * 2;
Matrix<ll> mat(4);
if (S.substr(L + 1, 2) == "+T") {
mat[0][0] = 1;
// ll nT = len + 1, nF = 0;
mat[1][0] = 1;
mat[1][1] = 1;
mat[1][2] = 1;
// ret += len + 1;
mat[3][3] = 1;
mat[3][0] = 1;
mat[3][1] = 1;
mat[3][2] = 1;
}
if (S.substr(L + 1, 2) == "+F") {
mat[0][0] = 1;
// ll nT = T, nF = F + 1;
mat[1][1] = 1;
mat[2][2] = 1;
mat[2][0] = 1;
// ret += T;
mat[3][3] = 1;
mat[3][1] = 1;
}
if (S.substr(L + 1, 2) == "*T") {
mat[0][0] = 1;
// ll nT = T + 1, nF = F;
mat[1][0] = 1;
mat[1][1] = 1;
mat[2][2] = 1;
// ret += T + 1;
mat[3][3] = 1;
mat[3][0] = 1;
mat[3][1] = 1;
}
if (S.substr(L + 1, 2) == "*F") {
mat[0][0] = 1;
// ll nT = 0, nF = len + 1;
mat[2][0] = mat[2][1] = mat[2][2] = 1;
// ret += 0;
mat[3][3] = 1;
}
if (S.substr(L + 1, 2) == "^T") {
mat[0][0] = 1;
// ll nT = F + 1, nF = T;
mat[1][0] = mat[1][2] = 1;
mat[2][1] = 1;
// ret += F + 1;
mat[3][3] = 1;
mat[3][0] = mat[3][2] = 1;
}
if (S.substr(L + 1, 2) == "^F") {
mat[0][0] = 1;
// ll nT = T, nF = F + 1;
mat[1][1] = 1;
mat[2][0] = mat[2][2] = 1;
// ret += T;
mat[3][3] = mat[3][1] = 1;
}
show(i, mat.val);
dat[i] = mat;
}
SegmentTree<Matrix<ll>, Matrix<ll>, f, f, e> dst(m);
dst.run(dat);
while (Q--) {
int L, R;
read(L, R);
L--, R--;
Matrix<ll> vec(4, 1);
vec[0][0] = 1;
if (S[L] == 'T') {
// T = 1;
// ret += 1;
vec[1][0] = vec[3][0] = 1;
} else {
// F = 1;
vec[2][0] = 1;
}
L++, R--;
L /= 2, R /= 2;
if (L <= R) {
Matrix<ll> mat = dst.query(L, R + 1);
vec = mat * vec;
}
ll ret = vec[3][0];
print(ret);
}
return 0;
}