This documentation is automatically generated by online-judge-tools/verification-helper
// competitive-verifier: PROBLEM https://judge.yosupo.jp/problem/staticrmq
#include "../../template/template.hpp"
#include "../../structure/others/sparse-table.hpp"
int main() {
int N, Q;
cin >> N >> Q;
vector< int > A(N);
cin >> A;
auto st = get_sparse_table(A, [](int a, int b) { return min(a, b); });
while(Q--) {
int l, r;
cin >> l >> r;
cout << st.fold(l, r) << "\n";
}
}
#line 1 "test/verify/yosupo-staticrmq.test.cpp"
// competitive-verifier: PROBLEM https://judge.yosupo.jp/problem/staticrmq
#line 1 "template/template.hpp"
#include<bits/stdc++.h>
using namespace std;
using int64 = long long;
const int mod = 1e9 + 7;
const int64 infll = (1LL << 62) - 1;
const int inf = (1 << 30) - 1;
struct IoSetup {
IoSetup() {
cin.tie(nullptr);
ios::sync_with_stdio(false);
cout << fixed << setprecision(10);
cerr << fixed << setprecision(10);
}
} iosetup;
template< typename T1, typename T2 >
ostream &operator<<(ostream &os, const pair< T1, T2 >& p) {
os << p.first << " " << p.second;
return os;
}
template< typename T1, typename T2 >
istream &operator>>(istream &is, pair< T1, T2 > &p) {
is >> p.first >> p.second;
return is;
}
template< typename T >
ostream &operator<<(ostream &os, const vector< T > &v) {
for(int i = 0; i < (int) v.size(); i++) {
os << v[i] << (i + 1 != v.size() ? " " : "");
}
return os;
}
template< typename T >
istream &operator>>(istream &is, vector< T > &v) {
for(T &in : v) is >> in;
return is;
}
template< typename T1, typename T2 >
inline bool chmax(T1 &a, T2 b) { return a < b && (a = b, true); }
template< typename T1, typename T2 >
inline bool chmin(T1 &a, T2 b) { return a > b && (a = b, true); }
template< typename T = int64 >
vector< T > make_v(size_t a) {
return vector< T >(a);
}
template< typename T, typename... Ts >
auto make_v(size_t a, Ts... ts) {
return vector< decltype(make_v< T >(ts...)) >(a, make_v< T >(ts...));
}
template< typename T, typename V >
typename enable_if< is_class< T >::value == 0 >::type fill_v(T &t, const V &v) {
t = v;
}
template< typename T, typename V >
typename enable_if< is_class< T >::value != 0 >::type fill_v(T &t, const V &v) {
for(auto &e : t) fill_v(e, v);
}
template< typename F >
struct FixPoint : F {
explicit FixPoint(F &&f) : F(forward< F >(f)) {}
template< typename... Args >
decltype(auto) operator()(Args &&... args) const {
return F::operator()(*this, forward< Args >(args)...);
}
};
template< typename F >
inline decltype(auto) MFP(F &&f) {
return FixPoint< F >{forward< F >(f)};
}
#line 4 "test/verify/yosupo-staticrmq.test.cpp"
#line 1 "structure/others/sparse-table.hpp"
/**
* @brief Sparse-Table(スパーステーブル)
*
*/
template< typename T, typename F >
struct SparseTable {
F f;
vector< vector< T > > st;
vector< int > lookup;
SparseTable() = default;
explicit SparseTable(const vector< T > &v, const F &f) : f(f) {
const int n = (int) v.size();
const int b = 32 - __builtin_clz(n);
st.assign(b, vector< T >(n));
for(int i = 0; i < v.size(); i++) {
st[0][i] = v[i];
}
for(int i = 1; i < b; i++) {
for(int j = 0; j + (1 << i) <= n; j++) {
st[i][j] = f(st[i - 1][j], st[i - 1][j + (1 << (i - 1))]);
}
}
lookup.resize(v.size() + 1);
for(int i = 2; i < lookup.size(); i++) {
lookup[i] = lookup[i >> 1] + 1;
}
}
inline T fold(int l, int r) const {
int b = lookup[r - l];
return f(st[b][l], st[b][r - (1 << b)]);
}
};
template< typename T, typename F >
SparseTable< T, F > get_sparse_table(const vector< T > &v, const F &f) {
return SparseTable< T, F >(v, f);
}
#line 6 "test/verify/yosupo-staticrmq.test.cpp"
int main() {
int N, Q;
cin >> N >> Q;
vector< int > A(N);
cin >> A;
auto st = get_sparse_table(A, [](int a, int b) { return min(a, b); });
while(Q--) {
int l, r;
cin >> l >> r;
cout << st.fold(l, r) << "\n";
}
}
Env | Name | Status | Elapsed | Memory |
---|---|---|---|---|
g++ | example_00 | AC | 6 ms | 4 MB |
g++ | max_random_00 | AC | 159 ms | 44 MB |
g++ | max_random_01 | AC | 163 ms | 44 MB |
g++ | max_random_02 | AC | 159 ms | 44 MB |
g++ | max_random_03 | AC | 163 ms | 44 MB |
g++ | max_random_04 | AC | 159 ms | 44 MB |
g++ | random_00 | AC | 129 ms | 35 MB |
g++ | random_01 | AC | 138 ms | 41 MB |
g++ | random_02 | AC | 75 ms | 7 MB |
g++ | random_03 | AC | 63 ms | 39 MB |
g++ | random_04 | AC | 57 ms | 26 MB |
g++ | small_00 | AC | 6 ms | 4 MB |
g++ | small_01 | AC | 6 ms | 4 MB |
g++ | small_02 | AC | 6 ms | 4 MB |
g++ | small_03 | AC | 6 ms | 4 MB |
g++ | small_04 | AC | 6 ms | 4 MB |
g++ | small_05 | AC | 7 ms | 4 MB |
g++ | small_06 | AC | 6 ms | 4 MB |
g++ | small_07 | AC | 6 ms | 4 MB |
g++ | small_08 | AC | 6 ms | 4 MB |
g++ | small_09 | AC | 6 ms | 4 MB |
g++ | small_width_query_00 | AC | 169 ms | 44 MB |
g++ | small_width_query_01 | AC | 169 ms | 44 MB |
g++ | small_width_query_02 | AC | 169 ms | 44 MB |
g++ | small_width_query_03 | AC | 160 ms | 44 MB |
g++ | small_width_query_04 | AC | 169 ms | 44 MB |
clang++ | example_00 | AC | 7 ms | 4 MB |
clang++ | max_random_00 | AC | 156 ms | 45 MB |
clang++ | max_random_01 | AC | 168 ms | 44 MB |
clang++ | max_random_02 | AC | 155 ms | 44 MB |
clang++ | max_random_03 | AC | 155 ms | 44 MB |
clang++ | max_random_04 | AC | 161 ms | 44 MB |
clang++ | random_00 | AC | 129 ms | 35 MB |
clang++ | random_01 | AC | 141 ms | 41 MB |
clang++ | random_02 | AC | 77 ms | 7 MB |
clang++ | random_03 | AC | 59 ms | 39 MB |
clang++ | random_04 | AC | 55 ms | 26 MB |
clang++ | small_00 | AC | 6 ms | 4 MB |
clang++ | small_01 | AC | 6 ms | 4 MB |
clang++ | small_02 | AC | 6 ms | 4 MB |
clang++ | small_03 | AC | 6 ms | 4 MB |
clang++ | small_04 | AC | 6 ms | 4 MB |
clang++ | small_05 | AC | 6 ms | 4 MB |
clang++ | small_06 | AC | 6 ms | 4 MB |
clang++ | small_07 | AC | 6 ms | 4 MB |
clang++ | small_08 | AC | 6 ms | 4 MB |
clang++ | small_09 | AC | 7 ms | 4 MB |
clang++ | small_width_query_00 | AC | 161 ms | 44 MB |
clang++ | small_width_query_01 | AC | 159 ms | 44 MB |
clang++ | small_width_query_02 | AC | 166 ms | 44 MB |
clang++ | small_width_query_03 | AC | 168 ms | 44 MB |
clang++ | small_width_query_04 | AC | 160 ms | 44 MB |