이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
/*
`-:://:::-
`//:-------:/:`
.+:--.......--:+`
`+:--..`````..--//`
.o:--..`` ``..--:o`
.o:--...```..---+/`
`/y+o/---....---:+o.
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`-/+++++/:. `...` :h+d+oooo+/+-` ...
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./s+//:::::://oo-``..НЕЙРОННУЮ: СЕТЬ:::::::-`РАБОТЯГИ `+:--........--:/`
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`: `:- -. .o:--..`` ``..--:o` `-` `:o+:--------:+o-`
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`.:+oooo+/-.`
``````
*/
#ifdef aimbot
#pragma comment(linker, "/stack:200000000")
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#pragma GCC optimize("unroll-loops")
#endif
#include <iostream>
#include <vector>
#include <algorithm>
#include <cmath>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <map>
#include <set>
#include <queue>
#include <ostream>
#include <istream>
#include <typeinfo>
#include <iomanip>
#include <cstdio>
#include <cstdlib>
#include <cassert>
#include <limits>
#include <fstream>
#include <array>
#include <list>
#include <bitset>
#include <functional>
#include <random>
#include <cstring>
#define mt make_tuple
#define x first
#define y second
#define pb push_back
#define ppb pop_back
#define mp make_pair
#define umap unordered_map
#define uset unordered_set
#define elif else if
#define len(v) ((int)v.size())
#define f(i, n) for (int i = 0; i < (n); i++)
#define rof(i, n) for (int i = ((n) - 1); i >= 0; i--)
#define apply(v, act) for (auto &x : v) { act; }
#define fuck(args...) {string s = #args;deque<string> deq;\
string buf = "";int bal = 0;for (char c : s) {\
if (c == '(' || c == '[' || c == '{') {bal++;\
} else if (c == ')' || c == ']' || c == '}') {\
bal--;} else {if (bal == 0) {if (c == ',') {\
deq.pb(buf);buf = "";} else {if (c != ' ') {\
buf += c;}}}}}if (!buf.empty()) {deq.pb(buf);}\
smart_io::precall_print();smart_io::_print(deq, args);}
#define print \
smart_io::precall_print(); \
cout,
#define scan cin,
#ifdef fast_allocator
const int MAXMEM = 50000000;
char _memory[MAXMEM];
size_t _ptr = 0;
void* operator new(size_t _x) { _ptr += _x; assert(_ptr < MAXMEM); return _memory + _ptr - _x; }
void operator delete (void*) noexcept {}
#endif
using namespace std;
char string_in_buffer[(int)260];
void fast_scan(int &x) { scanf("%d", &x); }
void fast_scan(long long &x) { scanf("%lld", &x); }
void fast_scan(unsigned long long &x) { scanf("%llu", &x); }
void fast_scan(double &x) { scanf("%lf", &x); }
void fast_scan(long double &x) { scanf("%Lf", &x); }
void fast_scan(char &x) {
scanf("%c", &x);
if (x == '\n') {
fast_scan(x);
}
}
void fast_scan(string &x) {
scanf("%s", string_in_buffer);
x = string(string_in_buffer);
}
template<class TFirst, class TSecond>
void fast_scan(pair<TFirst, TSecond> &p) {
fast_scan(p.first);
fast_scan(p.second);
}
template <class T>
void fast_scan(vector<T> &v) {
for (auto &x : v) fast_scan(x);
}
void fast_print(const int &x) { printf("%d", x); }
void fast_print(const long long &x) { printf("%lld", x); }
void fast_print(const unsigned long long &x) { printf("%llu", x); }
void fast_print(const double &x) { printf("%.15lf", x); }
void fast_print(const long double &x) { printf("%.15Lf", x); }
void fast_print(const char &x) { printf("%c", x); };
void fast_print(const string &x) { printf("%s", x.c_str());}
void fast_print(const char v[]) { fast_print((string)v); }
template<class TFirst, class TSecond>
void fast_print(const pair<TFirst, TSecond> &p) {
fast_print(p.first);
fast_print(' ');
fast_print(p.second);
}
template <class T>
void fast_print(const vector<T> &v) {
if (v.empty()) return;
fast_print(v[0]);
for (int i = 1; i < v.size(); i++) {
fast_print(' ');
fast_print(v[i]);
}
}
template <class T>
void fast_print(const vector<vector<T>> &v) {
if (v.empty()) return;
fast_print(v[0]);
for (int i = 1; i < v.size(); i++) {
fast_print('\n');
fast_print(v[i]);
}
}
template <class T>
void fast_print(const T &v) {
for (const auto &x : v) {
fast_print(x);
fast_print(' ');
}
}
using namespace std;
namespace smart_io {
string print_start = "";
string sep = " ";
bool first_print = false;
void precall_print() {
fast_print(print_start);
print_start = "\n";
first_print = true;
}
void _print(deque<string>) {}
template<class T, class... Args>
void _print(deque<string> names, T kek, Args... args) {
if (!first_print) {
fast_print("\n");
} else {
first_print = false;
}
fast_print(names.front());
fast_print(" = ");
fast_print(kek);
names.pop_front();
_print(names, args...);
}
} //namespace smart_io
template <class T>
ostream &operator,(ostream &os, const T &object) {
if (!smart_io::first_print) {
fast_print(smart_io::sep);
} else {
smart_io::first_print = false;
}
fast_print(object);
return os;
}
template <class T>
istream &operator,(istream &is, T &object) {
fast_scan(object);
return is;
}
#define int long long
namespace typedefs {
typedef long long ll;
typedef unsigned long long ull;
typedef pair<int, int> pii;
typedef long double ld;
}
namespace numbers_operation {
template<class T>
T floor_mod(T a, T b) {
if (a % b == 0) return 0;
if (a >= 0 && b >= 0) return a % b;
if (a <= 0 && b <= 0) return a % b;
return abs(b) - (abs(a) % abs(b));
}
}
using namespace numbers_operation;
using namespace typedefs;
int n, q, up, down;
vector<int> v;
struct Node {
Node *l = NULL, *r = NULL;
int value = 0;
int mod = 0;
int tl, tr;
bool is_list() {
return tl + 1 == tr;
}
bool included_by(int ql, int qr) {
return ql <= tl && tr <= qr;
}
bool intersects(int ql, int qr) {
return !(tr <= ql || qr <= tl);
}
Node(int _tl, int _tr, const vector<int> &from) {
tl = _tl;
tr = _tr;
if (!is_list()) {
int mid = (tl + tr) / 2;
l = new Node(tl, mid, from);
r = new Node(mid, tr, from);
} else {
value = from[tl];
}
}
void push() {
if (is_list()) {
value += mod;
} else {
l->mod += mod;
r->mod += mod;
value += mod;
}
mod = 0;
}
int get_value() {
return value + mod;
}
void update(int ql, int qr, int d) {
push();
if (included_by(ql, qr)) {
mod += d;
} else {
if (l->intersects(ql, qr)) {
l->update(ql, qr, d);
}
if (r->intersects(ql, qr)) {
r->update(ql, qr, d);
}
value = l->get_value() + r->get_value();
}
}
int get(int ind) {
push();
if (is_list()) {
return value;
} else {
if (ind < l->tr) {
return l->get(ind);
} else {
return r->get(ind);
}
}
}
};
struct FNV {
int n;
vector<int> T;
void __inc(int i, int d) {
for (; i < n; i = (i | (i + 1))) {
T[i] += d;
}
}
int __get(int i) {
int rez = 0;
for (; i >= 0; i = (i & (i + 1)) - 1) {
rez += T[i];
}
return rez;
}
FNV(vector<int> src) {
n = len(src) + 1;
T.resize(n);
f(i, len(src)) {
__inc(i, src[i]);
__inc(i + 1, -src[i]);
}
}
void update(int l, int r, int d) {
__inc(l, d);
__inc(r, -d);
}
int get(int i) {
return __get(i);
}
};
signed main(signed argc, char *argv[]) {
{
scan n, q, up, down;
n++;
v.resize(n);
}
{
scan v;
}
FNV fen(v);
auto get_change = [&fen](int i) {
if (!(0 <= i && i < n - 1)) return 0LL;
if (fen.get(i + 1) > fen.get(i)) {
return abs(fen.get(i + 1) - fen.get(i)) * up;
} else {
return -abs(fen.get(i + 1) - fen.get(i)) * down;
}
};
ll temp = 0;
{
f(i, n - 1) {
temp += get_change(i);
}
}
{
f(i, q) {
int l, r, d;
scan l, r, d;
r++;
temp -= get_change(l - 1);
temp -= get_change(r - 1);
fen.update(l, r, d);
temp += get_change(l - 1);
temp += get_change(r - 1);
print -temp;
}
}
}
컴파일 시 표준 에러 (stderr) 메시지
foehn_phenomena.cpp: In function 'void fast_scan(int&)':
foehn_phenomena.cpp:131:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
void fast_scan(int &x) { scanf("%d", &x); }
~~~~~^~~~~~~~~~
foehn_phenomena.cpp: In function 'void fast_scan(long long int&)':
foehn_phenomena.cpp:132:37: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
void fast_scan(long long &x) { scanf("%lld", &x); }
~~~~~^~~~~~~~~~~~
foehn_phenomena.cpp: In function 'void fast_scan(long long unsigned int&)':
foehn_phenomena.cpp:133:46: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
void fast_scan(unsigned long long &x) { scanf("%llu", &x); }
~~~~~^~~~~~~~~~~~
foehn_phenomena.cpp: In function 'void fast_scan(double&)':
foehn_phenomena.cpp:134:34: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
void fast_scan(double &x) { scanf("%lf", &x); }
~~~~~^~~~~~~~~~~
foehn_phenomena.cpp: In function 'void fast_scan(long double&)':
foehn_phenomena.cpp:135:39: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
void fast_scan(long double &x) { scanf("%Lf", &x); }
~~~~~^~~~~~~~~~~
foehn_phenomena.cpp: In function 'void fast_scan(char&)':
foehn_phenomena.cpp:137:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%c", &x);
~~~~~^~~~~~~~~~
foehn_phenomena.cpp: In function 'void fast_scan(std::__cxx11::string&)':
foehn_phenomena.cpp:143:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%s", string_in_buffer);
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