結果
| 問題 | No.631 Noelちゃんと電車旅行 |
| ユーザー |
|
| 提出日時 | 2018-10-26 16:12:05 |
| 言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
| 結果 |
AC
|
| 実行時間 | 92 ms / 2,000 ms |
| コード長 | 10,680 bytes |
| コンパイル時間 | 3,259 ms |
| コンパイル使用メモリ | 230,512 KB |
| 実行使用メモリ | 7,296 KB |
| 最終ジャッジ日時 | 2024-10-02 09:39:51 |
| 合計ジャッジ時間 | 6,273 ms |
|
ジャッジサーバーID （参考情報） |
judge1 / judge5 |
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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 | 45 ms
6,820 KB |
| testcase_01 | AC | 90 ms
7,292 KB |
| testcase_02 | AC | 88 ms
7,288 KB |
| testcase_03 | AC | 90 ms
7,292 KB |
| testcase_04 | AC | 90 ms
7,296 KB |
| testcase_05 | AC | 92 ms
7,296 KB |
| testcase_06 | AC | 36 ms
6,820 KB |
| testcase_07 | AC | 25 ms
6,816 KB |
| testcase_08 | AC | 72 ms
7,296 KB |
| testcase_09 | AC | 73 ms
6,820 KB |
| testcase_10 | AC | 58 ms
7,284 KB |
| testcase_11 | AC | 51 ms
6,816 KB |
| testcase_12 | AC | 67 ms
7,288 KB |
| testcase_13 | AC | 50 ms
6,816 KB |
| testcase_14 | AC | 17 ms
6,820 KB |
| testcase_15 | AC | 45 ms
6,816 KB |
| testcase_16 | AC | 2 ms
6,816 KB |
| testcase_17 | AC | 2 ms
6,820 KB |
| testcase_18 | AC | 2 ms
6,820 KB |
| testcase_19 | AC | 2 ms
6,820 KB |
| testcase_20 | AC | 2 ms
6,816 KB |
ソースコード
#pragma GCC optimize ("O3")
#include "bits/stdc++.h"
using namespace std;
using ll = long long int;
#define debugos clog
#define debug(v) {printf("L%d %s > ",__LINE__,#v);debugos<<(v)<<endl;}
#define debugv(v) {printf("L%d %s > ",__LINE__,#v);for(auto e:(v)){debugos<<e<<" ";}debugos<<endl;}
#define debuga(m,w) {printf("L%d %s > ",__LINE__,#m);for(int x=0;x<(w);x++){debugos<<(m)[x]<<" ";}debugos<<endl;}
#define debugaa(m,h,w) {printf("L%d %s >\n",__LINE__,#m);for(int y=0;y<(h);y++){for(int x=0;x<(w);x++){debugos<<(m)[y][x]<<" ";}debugos<<endl;}}
#define ALL(v) (v).begin(),(v).end()
#define repeat(cnt,l) for(remove_reference<remove_const<decltype(l)>::type>::type cnt=0;(cnt)<(l);++(cnt))
#define rrepeat(cnt,l) for(auto cnt=(l)-1;0<=(cnt);--(cnt))
#define iterate(cnt,b,e) for(auto cnt=(b);(cnt)!=(e);++(cnt))
#define diterate(cnt,b,e) for(auto cnt=(b);(cnt)!=(e);--(cnt))
const ll MD = 1000000007ll; const long double PI = 3.1415926535897932384626433832795L;
inline void assert_call(bool assertion, function<void()> f) { if (!assertion) { cerr << "assertion fault:" << endl; f(); abort(); } }
template<typename T1, typename T2> inline ostream& operator <<(ostream &o, const pair<T1, T2> p) { o << '(' << p.first << ':' << p.second << ')'; return o; }
template<typename Vec> inline ostream& _ostream_vecprint(ostream& os, const Vec& a) {
os << '['; for (const auto& e : a) os << ' ' << e << ' '; os << ']'; return os;
}
template<typename T> inline ostream& operator<<(ostream& o, const vector<T>& v) { return _ostream_vecprint(o, v); }
template<typename T, size_t S> inline ostream& operator<<(ostream& o, const array<T, S>& v) { return _ostream_vecprint(o, v); }
template<typename T> inline T& maxset(T& to, const T& val) { return to = max(to, val); }
template<typename T> inline T& minset(T& to, const T& val) { return to = min(to, val); }
void bye(string s, int code = 0) { cout << s << endl; exit(code); }
mt19937_64 randdev(8901016);
template<typename T> inline T rand(T l, T h) { return uniform_int_distribution<T>(l, h)(randdev); }
template<> inline double rand<double>(double l, double h) { return uniform_real_distribution<double>(l, h)(randdev); }
template<> inline float rand<float>(float l, float h) { return uniform_real_distribution<float>(l, h)(randdev); }
#if defined(_WIN32) || defined(_WIN64)
#define getchar_unlocked _getchar_nolock
#define putchar_unlocked _putchar_nolock
#elif defined(__GNUC__)
#else
#define getchar_unlocked getchar
#define putchar_unlocked putchar
#endif
namespace {
#define isvisiblechar(c) (0x21<=(c)&&(c)<=0x7E)
class MaiScanner {
public:
template<typename T> void input_integer(T& var) noexcept {
var = 0; T sign = 1;
int cc = getchar_unlocked();
for (; cc < '0' || '9' < cc; cc = getchar_unlocked())
if (cc == '-') sign = -1;
for (; '0' <= cc && cc <= '9'; cc = getchar_unlocked())
var = (var << 3) + (var << 1) + cc - '0';
var = var * sign;
}
inline int c() noexcept { return getchar_unlocked(); }
inline MaiScanner& operator>>(int& var) noexcept { input_integer<int>(var); return *this; }
inline MaiScanner& operator>>(long long& var) noexcept { input_integer<long long>(var); return *this; }
inline MaiScanner& operator>>(string& var) {
int cc = getchar_unlocked();
for (; !isvisiblechar(cc); cc = getchar_unlocked());
for (; isvisiblechar(cc); cc = getchar_unlocked())
var.push_back(cc);
return *this;
}
template<typename IT> void in(IT begin, IT end) { for (auto it = begin; it != end; ++it) *this >> *it; }
};
class MaiPrinter {
public:
template<typename T>
void output_integer(T var) noexcept {
if (var == 0) { putchar_unlocked('0'); return; }
if (var < 0)
putchar_unlocked('-'),
var = -var;
char stack[32]; int stack_p = 0;
while (var)
stack[stack_p++] = '0' + (var % 10),
var /= 10;
while (stack_p)
putchar_unlocked(stack[--stack_p]);
}
inline MaiPrinter& operator<<(char c) noexcept { putchar_unlocked(c); return *this; }
inline MaiPrinter& operator<<(int var) noexcept { output_integer<int>(var); return *this; }
inline MaiPrinter& operator<<(long long var) noexcept { output_integer<long long>(var); return *this; }
inline MaiPrinter& operator<<(char* str_p) noexcept { while (*str_p) putchar_unlocked(*(str_p++)); return *this; }
inline MaiPrinter& operator<<(const string& str) {
const char* p = str.c_str();
const char* l = p + str.size();
while (p < l) putchar_unlocked(*p++);
return *this;
}
template<typename IT> void join(IT begin, IT end, char sep = ' ') { for (bool b = 0; begin != end; ++begin, b = 1) b ? *this << sep << *begin : *this << *begin; }
};
}
MaiScanner scanner;
MaiPrinter printer;
template<typename T>
// using T = ll;
class SegmentTree {
public:
struct IdxVal {
int index;
T value;
inline IdxVal(int _i = 0, const T& _v = T()) :index(_i), value(_v) { }
inline void set(int i, const T& v) { index = i; value = v; }
inline bool operator<(const T& t) const { return value < t; }
inline bool operator==(const T& t) const { return value == t; }
inline bool operator<(const IdxVal& iv) const { return value < iv.value || (value == iv.value && index < iv.index); }
inline bool operator==(const IdxVal& iv) const { return index == iv.index && value == iv.value; }
};
struct Node {
T add;
IdxVal max;
};
private:
const int size_;
vector<T> leaf_data_;
vector<Node> node_data_;
T* leaf_;
Node* node_;
void _resize() {
leaf_data_.resize(size_);
node_data_.resize(size_ - 1);
leaf_ = &leaf_data_[0];
node_ = &node_data_[0] - 1;
}
void _init() {
for (int i = size_ - 1; 0 < i; --i) {
int c = i << 1;
if (size_ <= c)
node_[i].max.set(c - size_, leaf_[c - size_]);
else
node_[i].max = node_[c].max;
node_[i].add = 0;
}
}
public:
inline void fill(T val) {
std::fill(leaf_data_.begin(), leaf_data_.end(), val);
_init();
}
SegmentTree(int _n) :
size_([](int _n) {int s = 8; while (s < _n) s <<= 1; return s; }(_n))
{
_resize();
_init();
}
SegmentTree(int _n, const T& _fillVal) :
size_([](int _n) {int s = 8; while (s < _n) s <<= 1; return s; }(_n))
{
_resize();
fill(_fillVal);
}
// idx の要素の値を取得する
inline T getValue(int index) const {
T sum = leaf_[index];
index += size_;
while (1 < index) {
index = index >> 1; // 親へ移動
sum += node_[index].add;
}
return sum;
}
// idx の要素の値をeに書き換える
void setValue(int index, const T e) {
leaf_[index] = e;
for (int i = index + size_; 1 < i;) {
i >>= 1;
leaf_[index] -= node_[i].add;
}
// bottom nodes
{
int c1 = index >> 1 << 1;
int c2 = index >> 1 << 1;
if (leaf_[c1] < leaf_[c2])
node_[(index + size_) >> 1].max.set(c2, leaf_[c2]);
else
node_[(index + size_) >> 1].max.set(c1, leaf_[c1]);
}
for (int i = (index + size_) >> 1; 1 < i;) {
i >>= 1;
if (node_[i << 1].max.value < node_[(i << 1) + 1].max.value)
node_[i].max = node_[(i << 1) + 1].max;
else
node_[i].max = node_[i << 1].max;
}
}
private:
void _addValueRange(int begin, int end, const T e, int ptr, int rangebegin, int rangeend) {
if (rangeend <= begin || end <= rangebegin) return;
if (begin <= rangebegin && rangeend <= end) {
if (size_ <= ptr)
leaf_[ptr - size_] += e;
else
node_[ptr].add += e,
node_[ptr].max.value += e;
return;
}
_addValueRange(begin, end, e, ptr << 1, rangebegin, (rangebegin + rangeend) >> 1);
_addValueRange(begin, end, e, (ptr << 1) + 1, (rangebegin + rangeend) >> 1, rangeend);
if (size_ <= ptr << 1) {
int i = (ptr << 1) - size_;
if (leaf_[i] < leaf_[i + 1])
node_[ptr].max.set(i + 1, leaf_[i + 1]);
else
node_[ptr].max.set(i, leaf_[i]);
}
else {
if (node_[ptr << 1].max.value < node_[(ptr << 1) + 1].max.value)
node_[ptr].max = node_[(ptr << 1) + 1].max;
else
node_[ptr].max = node_[ptr << 1].max;
}
node_[ptr].max.value += node_[ptr].add;
}
private:
IdxVal _getMaxRange(int begin, int end, int ptr, int rangebegin, int rangeend) const {
if (rangeend <= begin || end <= rangebegin) return IdxVal(-1);
if (begin <= rangebegin && rangeend <= end) {
if (size_ <= ptr)
return IdxVal(rangebegin, leaf_[rangebegin]);
else
return node_[ptr].max;
}
auto l = _getMaxRange(begin, end, ptr << 1, rangebegin, (rangebegin + rangeend) >> 1);
auto r = _getMaxRange(begin, end, (ptr << 1) + 1, (rangebegin + rangeend) >> 1, rangeend);
if (l.index == -1) return move(r);
if (r.index == -1) return move(l);
return l.value < r.value ? move(r) : move(l);
}
public:
// 区間[begin,end)にeを加算する
inline void addValueRange(int begin, int end, const T e) {
_addValueRange(begin, end, e, 1, 0, size_);
}
// 区間[begin,end)の最大値を計算する
inline IdxVal getMaxRange(int begin, int end) const {
if (end - begin <= 1) return IdxVal(begin, getValue(begin));
return _getMaxRange(begin, end, 1, 0, size_);
}
};
ll m, n, kei;
int main() {
scanner >> n;
SegmentTree<ll> seg(n);
--n;
repeat(i, n) {
ll t;
scanner >> t;
seg.addValueRange(i, i + 1, -3ll * i + t);
}
scanner >> m;
repeat(lop, m) {
ll l, r, d;
scanner >> l >> r >> d;
seg.addValueRange(l - 1, r, d);
ll z = seg.getMaxRange(0, n).value;
printer << z + n * 3 << '\n';
}
return 0;
}