oj.uz

Submission #750649

# Submission time Handle Problem Language Result Execution time Memory
750649 2023-05-30T05:04:46 Z Zanite Foehn Phenomena (JOI17_foehn_phenomena) C++17
100 / 100
 138 ms 13076 KB 
// 赤コーダーになりたい
// お願い いいですか？

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

// Pragmas
// #pragma GCC optimize("Ofast")
// #pragma GCC optimize("unroll-loops")
// #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")

// Namespaces
using namespace std;
using namespace __gnu_pbds;

// Data types
using si	= short int;
using ll	= long long;
using lll	= __int128;
using ld	= long double;

// Pairs
using pii	= pair<int, int>;
using psi	= pair<si, si>;
using pll	= pair<ll, ll>;
using plll	= pair<lll, lll>;
using pld	= pair<ld, ld>;
#define fi	first
#define se	second

// For
#define Frue(i, n, N)		for (int i = (n); i <= (N); i++)
#define  Fru(i, n, N)		for (int i = (n); i <  (N); i++)
#define Frde(i, n, N)		for (int i = (n); i >= (N); i--)
#define  Frd(i, n, N)		for (int i = (n); i >  (N); i--)

// PBDS
template<typename Z>
using ordered_set	= tree<Z, null_type, less<Z>, rb_tree_tag, tree_order_statistics_node_update>;

// Various outputs
template<typename Y, typename Z> ostream& operator<<(ostream &os, const pair<Y, Z> &p) {
	return os << '(' << p.fi << ',' << p.se << ')';
}
template<typename Z> ostream& operator<<(ostream &os, const vector<Z> &v) {
	os << '{'; bool _first = 1;
	for (auto &i : v) {if (!_first) os << ", "; os << i; _first = 0;}
	return os << '}';
}
template<typename Z, unsigned long long sz> ostream& operator<<(ostream &os, const array<Z, sz> &arr) {
	os << '{'; bool _first = 1;
	for (auto &i : arr) {if (!_first) os << ", "; os << i; _first = 0;}
	return os << '}';
}

// Quick macro functions
#define sqr(x)			((x)*(x))
#define debug(x)		cout << #x << " = " << (x) << '\n'
#define debugV(v, x)	cout << #v << "[" << (x) << "] = " << (v[x]) << '\n'
#define rrebug(x)		cerr << #x << " = " << (x) << '\n'
#define rrebugV(v, x)	cerr << #v << "[" << (x) << "] = " << (v[x]) << '\n'

#define All(x)			x.begin(), x.end()
#define Sort(x)			sort(All(x))
#define Reverse(x)		reverse(All(x))
#define Uniqueify(x)	Sort(x); x.erase(unique(All(x)), x.end())

#define RandomSeed			chrono::steady_clock::now().time_since_epoch().count()
#define MultipleTestcases	int _tc; cin >> _tc; for (int _cur_tc = 1; _cur_tc <= _tc; _cur_tc++)

// Check min and max
template<typename Z> void chmin(Z &a, Z b) {a = min(a, b);}
template<typename Z> void chmax(Z &a, Z b) {a = max(a, b);}
 
// Modular arithmetic
template<int MOD>
class ModInt {
  public:
	int v;
	ModInt() : v(0) {}
	ModInt(long long _v) {
		v = int((-MOD < _v && _v < MOD) ? (_v) : (_v % MOD));
		if (v < 0) v += MOD;
	}
 
	friend bool operator==(const ModInt &a, const ModInt &b) {return a.v == b.v;}
	friend bool operator!=(const ModInt &a, const ModInt &b) {return a.v != b.v;}
	friend bool operator< (const ModInt &a, const ModInt &b) {return a.v <  b.v;}
	friend bool operator<=(const ModInt &a, const ModInt &b) {return a.v <= b.v;}
	friend bool operator> (const ModInt &a, const ModInt &b) {return a.v >  b.v;}
	friend bool operator>=(const ModInt &a, const ModInt &b) {return a.v >= b.v;}
 
	ModInt &operator+=(const ModInt &a) {if ((v += a.v) >= MOD) v -= MOD; return *this;}
	ModInt &operator-=(const ModInt &a) {if ((v -= a.v) < 0) v += MOD; return *this;}
	ModInt &operator*=(const ModInt &a) {v = 1ll * v * a.v % MOD; return *this;}
	ModInt &operator/=(const ModInt &a) {return (*this) *= inverse(a);}
 
	friend ModInt pow(ModInt a, long long x) {
		ModInt res = 1;
		for (; x; x /= 2, a *= a) if (x & 1) res *= a;
		return res;
	}
	friend ModInt inverse(ModInt a) {return pow(a, MOD - 2);}
 
	ModInt operator+ () const {return ModInt( v);}
	ModInt operator- () const {return ModInt(-v);}
	ModInt operator++() const {return *this += 1;}
	ModInt operator--() const {return *this -= 1;}
 
	friend ModInt operator+(ModInt a, const ModInt &b) {return a += b;}
	friend ModInt operator-(ModInt a, const ModInt &b) {return a -= b;}
	friend ModInt operator*(ModInt a, const ModInt &b) {return a *= b;}
	friend ModInt operator/(ModInt a, const ModInt &b) {return a /= b;}
 
	friend istream &operator>>(istream &is, ModInt &v) {return is >> v.v;}
	friend ostream &operator<<(ostream &os, const ModInt &v) {return os << v.v;}
};
const int ModA	= 998244353;
const int ModC	= 1e9 + 7;
using MintA	= ModInt<ModA>;
using MintC	= ModInt<ModC>;

// Other constants
const ll INF	= 1e18;
const ll iINF	= 1e9;
const ld EPS	= 1e-9;
const ld iEPS	= 1e-6;

const int maxN	= 2e5 + 5;

ll N, Q, S, T, A[maxN], D[maxN], ans;

ll calc(ll x) {
	return ((x < 0) ? (-x * T) : (-x * S));
}

int main() {
	ios_base::sync_with_stdio(false); cin.tie(NULL);

	cin >> N >> Q >> S >> T;
	for (int i = 0; i <= N; i++) cin >> A[i];
	for (int i = 1; i <= N; i++) {
		D[i] = A[i] - A[i-1];
		ans += calc(D[i]);
	}

	for (int L, R, X, i = 1; i <= Q; i++) {
		cin >> L >> R >> X;
		
		ans -= calc(D[L]);
		D[L] += X;
		ans += calc(D[L]);

		if (R < N) {
			ans -= calc(D[R+1]);
			D[R+1] -= X;
			ans += calc(D[R+1]);
		}

		cout << ans << '\n';
	}
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 2 ms 340 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 2 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 340 KB Output is correct
9 Correct 2 ms 340 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 2 ms 340 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 340 KB Output is correct
17 Correct 2 ms 340 KB Output is correct
18 Correct 2 ms 340 KB Output is correct
19 Correct 1 ms 324 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 99 ms 10276 KB Output is correct
2 Correct 93 ms 10852 KB Output is correct
3 Correct 103 ms 11472 KB Output is correct
4 Correct 88 ms 10828 KB Output is correct
5 Correct 91 ms 11980 KB Output is correct
6 Correct 104 ms 11072 KB Output is correct
7 Correct 81 ms 10940 KB Output is correct
8 Correct 118 ms 11812 KB Output is correct
9 Correct 103 ms 12104 KB Output is correct
10 Correct 105 ms 10848 KB Output is correct
11 Correct 85 ms 10936 KB Output is correct
12 Correct 79 ms 11592 KB Output is correct
13 Correct 87 ms 11812 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 2 ms 340 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 2 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 340 KB Output is correct
9 Correct 2 ms 340 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 2 ms 340 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 340 KB Output is correct
17 Correct 2 ms 340 KB Output is correct
18 Correct 2 ms 340 KB Output is correct
19 Correct 1 ms 324 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 99 ms 10276 KB Output is correct
23 Correct 93 ms 10852 KB Output is correct
24 Correct 103 ms 11472 KB Output is correct
25 Correct 88 ms 10828 KB Output is correct
26 Correct 91 ms 11980 KB Output is correct
27 Correct 104 ms 11072 KB Output is correct
28 Correct 81 ms 10940 KB Output is correct
29 Correct 118 ms 11812 KB Output is correct
30 Correct 103 ms 12104 KB Output is correct
31 Correct 105 ms 10848 KB Output is correct
32 Correct 85 ms 10936 KB Output is correct
33 Correct 79 ms 11592 KB Output is correct
34 Correct 87 ms 11812 KB Output is correct
35 Correct 106 ms 10412 KB Output is correct
36 Correct 110 ms 11828 KB Output is correct
37 Correct 116 ms 12540 KB Output is correct
38 Correct 105 ms 12456 KB Output is correct
39 Correct 105 ms 12380 KB Output is correct
40 Correct 104 ms 12400 KB Output is correct
41 Correct 102 ms 12232 KB Output is correct
42 Correct 99 ms 12340 KB Output is correct
43 Correct 95 ms 11568 KB Output is correct
44 Correct 138 ms 12016 KB Output is correct
45 Correct 94 ms 12044 KB Output is correct
46 Correct 102 ms 13076 KB Output is correct
47 Correct 85 ms 11600 KB Output is correct
48 Correct 82 ms 11608 KB Output is correct
49 Correct 82 ms 10648 KB Output is correct
50 Correct 85 ms 11428 KB Output is correct
51 Correct 83 ms 11876 KB Output is correct
52 Correct 77 ms 11584 KB Output is correct