oj.uz

답안 #802354

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
802354 2023-08-02T11:52:00 Z Divane 푸드 코트 (JOI21_foodcourt) C++14
24 / 100
 356 ms 53040 KB 
/* In the name of GOD */

#include <bits/stdc++.h>

using namespace std;

#define F first
#define S second 
#define mk make_pair
typedef long long ll;
typedef long double ld;
typedef pair <long long, long long> pii;
const int N = 250012, SegN = (1 << 19);
const long long INF = 1e16 + 31;
pii lz[SegN];
ll slz[SegN];
ll t[N], l[N], r[N], c[N], x[N], ans[N];
ll k[N];
vector <pii> v[N];
vector <pii> s[N], e[N];
int LZ[SegN];
int MX[SegN];

void SHIFT (int v) {
	if (!LZ[v])
		return;
	LZ[v << 1] += LZ[v];
	LZ[v << 1 | 1] += LZ[v];
	MX[v << 1] += LZ[v];
	MX[v << 1 | 1] += LZ[v];
	LZ[v] = 0;
}

void ADD (int l, int r, int x, int v = 1, int tl = 0, int tr = N - 1) {
	if (tl > r || l > tr) 
		return;
	if (l <= tl && tr <= r) {
		LZ[v] += x;
		MX[v] += x;
	} else {
		SHIFT(v);
		int mid = (tl + tr) >> 1;
		ADD (l, r, x, v << 1, tl, mid);
		ADD (l, r, x, v << 1 | 1, mid + 1, tr);
		MX[v] = max(MX[v << 1], MX[v << 1 | 1]);
	}
}

int GET (int x, int v = 1, int tl = 0, int tr = N - 1) {
	if (x == -1)
		return 0;
	if (tl == tr) {
		return c[tl];
	}
	SHIFT(v);
	int mid = (tl + tr) >> 1;
	if (MX[v << 1] >= x) {
		return GET (x, v << 1, tl, mid);
	} else {
		return GET (x, v << 1 | 1, mid + 1, tr);
	}
}

void shift (int v) {
	ll x = lz[v].F, y = lz[v].S;
	lz[v << 1].F += x;
	lz[v << 1].S += x;
	lz[v << 1 | 1].F += x;
	lz[v << 1 | 1].S += x;
	lz[v << 1].S = max(lz[v << 1].S, y);
	lz[v << 1 | 1].S = max(lz[v << 1 | 1].S, y);
	slz[v << 1] += slz[v];
	slz[v << 1 | 1] += slz[v];
	lz[v] = mk(0, -INF);
	slz[v] = 0;
}

void mx (int l, int r, ll x, int v = 1, int tl = 0, int tr = N - 1) {
	if (tl > r || l > tr) 
		return;
	if (l <= tl && tr <= r) {
		lz[v].S = max(lz[v].S, x);
	} else {
		shift(v);
		int mid = (tl + tr) >> 1;
		mx (l, r, x, v << 1, tl, mid);
		mx (l, r, x, v << 1 | 1, mid + 1, tr);
	}
}

void add (int l, int r, ll x, int v = 1, int tl = 0, int tr = N - 1) {
//	cout << l << ' ' << r << ' ' << x << ' ' << v << ' ' << tl << ' ' << tr << '\n';
	if (tl > r || l > tr) 
		return;
	if (l <= tl && tr <= r) {
		//cout << "wef\n";
		slz[v] += max(0LL, x);
		lz[v].S += x;
		lz[v].F += x;
		//cout << lz[v].F << ' ' << lz[v].S << '\n';
	} else {
		shift(v);
		int mid = (tl + tr) >> 1;
		add (l, r, x, v << 1, tl, mid);
		add (l, r, x, v << 1 | 1, mid + 1, tr);
	}
}

pii get (int i, int v = 1, int tl = 0, int tr = N - 1) {
	if (tl == tr) 
		return mk(slz[v], max(lz[v].F, lz[v].S));
	shift(v);
	int mid = (tl + tr) >> 1;
	if (i <= mid)
		return get (i, v << 1, tl, mid);
	return get (i, v << 1 | 1, mid + 1, tr);
}

int32_t main () {
	ios::sync_with_stdio(false);
	cin.tie();
	for (int v = 0; v < SegN; v++)
		lz[v] = mk(0, -INF);
	int n, m, q;
	cin >> n >> m >> q;
	for (int i = 0; i < q; i++) {
		ans[i] = -1;
		cin >> t[i];
		if (t[i] == 1) {
			cin >> l[i] >> r[i] >> c[i] >> k[i];
			s[l[i]].push_back(mk(i, k[i]));
			e[r[i]].push_back(mk(i, k[i]));
			add (l[i], r[i], k[i]);
		} else if (t[i] == 2) {
			cin >> l[i] >> r[i] >> k[i]; 
			add (l[i], r[i], -k[i]);
			mx (l[i], r[i], 0);
		} else {
			cin >> l[i] >> k[i];
			pii p = get (l[i]);
			if (k[i] > p.S) {
				x[i] = -1;
			} else {
				x[i] = p.F - p.S + k[i];
			}
			v[l[i]].push_back(mk(x[i], i));
		}
	}
	// FFFFFFFFFFFFFFFINALY
	for (int i = 1; i <= n; i++) {
		for (auto [tt, kk] : s[i]) {
			ADD (tt, N - 1, kk);
		}
		for (auto [j, ii] : v[i]) 
			ans[ii] = GET (j);
		for (auto [tt, kk] : e[i]) {
			ADD (tt, N - 1, -kk);
		}
	}
	for (int i = 0; i < q; i++) {
		if (ans[i] >= 0)
			cout << ans[i] << '\n';
	}
}

Compilation message

foodcourt.cpp: In function 'int32_t main()':
foodcourt.cpp:151:13: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
  151 |   for (auto [tt, kk] : s[i]) {
      |             ^
foodcourt.cpp:154:13: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
  154 |   for (auto [j, ii] : v[i])
      |             ^
foodcourt.cpp:156:13: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
  156 |   for (auto [tt, kk] : e[i]) {
      |             ^

Subtask #1
2.0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 26452 KB Output is correct
2 Correct 14 ms 26500 KB Output is correct
3 Correct 14 ms 26468 KB Output is correct
4 Correct 14 ms 26536 KB Output is correct
5 Correct 13 ms 26472 KB Output is correct
6 Correct 15 ms 26552 KB Output is correct
7 Correct 14 ms 26552 KB Output is correct
8 Correct 15 ms 26588 KB Output is correct
9 Correct 14 ms 26552 KB Output is correct
10 Correct 14 ms 26560 KB Output is correct
11 Correct 16 ms 26552 KB Output is correct
12 Correct 15 ms 26580 KB Output is correct
13 Correct 14 ms 26452 KB Output is correct
14 Correct 15 ms 26600 KB Output is correct
15 Correct 14 ms 26452 KB Output is correct
16 Correct 15 ms 26600 KB Output is correct
17 Correct 16 ms 26452 KB Output is correct
18 Correct 14 ms 26580 KB Output is correct
19 Correct 14 ms 26500 KB Output is correct
20 Correct 14 ms 26540 KB Output is correct

Subtask #2
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 26452 KB Output is correct
2 Correct 14 ms 26500 KB Output is correct
3 Correct 14 ms 26468 KB Output is correct
4 Correct 14 ms 26536 KB Output is correct
5 Correct 13 ms 26472 KB Output is correct
6 Correct 15 ms 26552 KB Output is correct
7 Correct 14 ms 26552 KB Output is correct
8 Correct 15 ms 26588 KB Output is correct
9 Correct 14 ms 26552 KB Output is correct
10 Correct 14 ms 26560 KB Output is correct
11 Correct 16 ms 26552 KB Output is correct
12 Correct 15 ms 26580 KB Output is correct
13 Correct 14 ms 26452 KB Output is correct
14 Correct 15 ms 26600 KB Output is correct
15 Correct 14 ms 26452 KB Output is correct
16 Correct 15 ms 26600 KB Output is correct
17 Correct 16 ms 26452 KB Output is correct
18 Correct 14 ms 26580 KB Output is correct
19 Correct 14 ms 26500 KB Output is correct
20 Correct 14 ms 26540 KB Output is correct
21 Incorrect 14 ms 26572 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #3
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 78 ms 33904 KB Output is correct
2 Correct 105 ms 35504 KB Output is correct
3 Correct 78 ms 35012 KB Output is correct
4 Correct 76 ms 34992 KB Output is correct
5 Correct 81 ms 35532 KB Output is correct
6 Correct 81 ms 35512 KB Output is correct
7 Correct 51 ms 32704 KB Output is correct
8 Correct 53 ms 32524 KB Output is correct
9 Correct 77 ms 34632 KB Output is correct
10 Correct 81 ms 35120 KB Output is correct
11 Correct 103 ms 35172 KB Output is correct
12 Correct 83 ms 35112 KB Output is correct
13 Correct 70 ms 34380 KB Output is correct
14 Correct 80 ms 35676 KB Output is correct
15 Correct 85 ms 35892 KB Output is correct
16 Correct 123 ms 36396 KB Output is correct

Subtask #4
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 356 ms 53040 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 26452 KB Output is correct
2 Correct 14 ms 26500 KB Output is correct
3 Correct 14 ms 26468 KB Output is correct
4 Correct 14 ms 26536 KB Output is correct
5 Correct 13 ms 26472 KB Output is correct
6 Correct 15 ms 26552 KB Output is correct
7 Correct 14 ms 26552 KB Output is correct
8 Correct 15 ms 26588 KB Output is correct
9 Correct 14 ms 26552 KB Output is correct
10 Correct 14 ms 26560 KB Output is correct
11 Correct 16 ms 26552 KB Output is correct
12 Correct 15 ms 26580 KB Output is correct
13 Correct 14 ms 26452 KB Output is correct
14 Correct 15 ms 26600 KB Output is correct
15 Correct 14 ms 26452 KB Output is correct
16 Correct 15 ms 26600 KB Output is correct
17 Correct 16 ms 26452 KB Output is correct
18 Correct 14 ms 26580 KB Output is correct
19 Correct 14 ms 26500 KB Output is correct
20 Correct 14 ms 26540 KB Output is correct
21 Correct 78 ms 33904 KB Output is correct
22 Correct 105 ms 35504 KB Output is correct
23 Correct 78 ms 35012 KB Output is correct
24 Correct 76 ms 34992 KB Output is correct
25 Correct 81 ms 35532 KB Output is correct
26 Correct 81 ms 35512 KB Output is correct
27 Correct 51 ms 32704 KB Output is correct
28 Correct 53 ms 32524 KB Output is correct
29 Correct 77 ms 34632 KB Output is correct
30 Correct 81 ms 35120 KB Output is correct
31 Correct 103 ms 35172 KB Output is correct
32 Correct 83 ms 35112 KB Output is correct
33 Correct 70 ms 34380 KB Output is correct
34 Correct 80 ms 35676 KB Output is correct
35 Correct 85 ms 35892 KB Output is correct
36 Correct 123 ms 36396 KB Output is correct
37 Correct 76 ms 34068 KB Output is correct
38 Correct 81 ms 33616 KB Output is correct
39 Correct 46 ms 31596 KB Output is correct
40 Correct 52 ms 32416 KB Output is correct
41 Correct 82 ms 34160 KB Output is correct
42 Correct 84 ms 34900 KB Output is correct
43 Correct 83 ms 34868 KB Output is correct
44 Correct 96 ms 34556 KB Output is correct
45 Correct 92 ms 34856 KB Output is correct
46 Correct 87 ms 34944 KB Output is correct
47 Correct 68 ms 34216 KB Output is correct
48 Correct 74 ms 34764 KB Output is correct
49 Correct 63 ms 32348 KB Output is correct
50 Correct 78 ms 33720 KB Output is correct
51 Correct 102 ms 34964 KB Output is correct
52 Correct 89 ms 34944 KB Output is correct
53 Correct 70 ms 34380 KB Output is correct
54 Correct 93 ms 36404 KB Output is correct

Subtask #6
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 80 ms 34036 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 26452 KB Output is correct
2 Correct 14 ms 26500 KB Output is correct
3 Correct 14 ms 26468 KB Output is correct
4 Correct 14 ms 26536 KB Output is correct
5 Correct 13 ms 26472 KB Output is correct
6 Correct 15 ms 26552 KB Output is correct
7 Correct 14 ms 26552 KB Output is correct
8 Correct 15 ms 26588 KB Output is correct
9 Correct 14 ms 26552 KB Output is correct
10 Correct 14 ms 26560 KB Output is correct
11 Correct 16 ms 26552 KB Output is correct
12 Correct 15 ms 26580 KB Output is correct
13 Correct 14 ms 26452 KB Output is correct
14 Correct 15 ms 26600 KB Output is correct
15 Correct 14 ms 26452 KB Output is correct
16 Correct 15 ms 26600 KB Output is correct
17 Correct 16 ms 26452 KB Output is correct
18 Correct 14 ms 26580 KB Output is correct
19 Correct 14 ms 26500 KB Output is correct
20 Correct 14 ms 26540 KB Output is correct
21 Incorrect 14 ms 26572 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 26452 KB Output is correct
2 Correct 14 ms 26500 KB Output is correct
3 Correct 14 ms 26468 KB Output is correct
4 Correct 14 ms 26536 KB Output is correct
5 Correct 13 ms 26472 KB Output is correct
6 Correct 15 ms 26552 KB Output is correct
7 Correct 14 ms 26552 KB Output is correct
8 Correct 15 ms 26588 KB Output is correct
9 Correct 14 ms 26552 KB Output is correct
10 Correct 14 ms 26560 KB Output is correct
11 Correct 16 ms 26552 KB Output is correct
12 Correct 15 ms 26580 KB Output is correct
13 Correct 14 ms 26452 KB Output is correct
14 Correct 15 ms 26600 KB Output is correct
15 Correct 14 ms 26452 KB Output is correct
16 Correct 15 ms 26600 KB Output is correct
17 Correct 16 ms 26452 KB Output is correct
18 Correct 14 ms 26580 KB Output is correct
19 Correct 14 ms 26500 KB Output is correct
20 Correct 14 ms 26540 KB Output is correct
21 Incorrect 14 ms 26572 KB Output isn't correct
22 Halted 0 ms 0 KB -