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답안 #103938

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
103938 2019-04-03T10:46:43 Z mzhao Two Dishes (JOI19_dishes) C++11
100 / 100
 5561 ms 285256 KB 
#include <bits/stdc++.h>
using namespace std;

#ifdef DEBUG
#define D(x...) printf(x)
#else
#define D(x...)
#endif

#define MN 1000009
#define ll long long
#define x first
#define y second

ll N, M, A[MN], TA[MN], VA[MN], SA[MN], B[MN], TB[MN], VB[MN], SB[MN];
ll sa[MN], sb[MN], ma[MN], mb[MN];
vector<pair<ll, ll>> ver[MN], hor[MN];

ll findm(ll a[], ll len, ll x) { // index of last element <= x
	ll l = -1, h = len;
	while (l < h-1) {
		ll m = (l+h)/2;
		if (a[m] > x) h = m;
		else l = m;
	}
	return l;
}

ll t[4*MN], l[4*MN];

void push(ll n, ll a, ll b) {
	t[n] += l[n];
	if (a < b-1) {
		l[2*n] += l[n];
		l[2*n+1] += l[n];
	}
	l[n] = 0;
}

ll query(ll n, ll a, ll b, ll x, ll y) {
	if (l[n]) push(n, a, b);
	if (b <= x || y <= a) return -1e16;
	if (x <= a && b <= y) return t[n];
	return max(query(2*n, a, (a+b)/2, x, y), query(2*n+1, (a+b)/2, b, x, y));
}

ll update(ll n, ll a, ll b, ll x, ll y, ll v) {
	if (l[n]) push(n, a, b);
	if (b <= x || y <= a) return t[n];
	if (x <= a && b <= y) {
		l[n] += v;
		push(n, a, b);
	} else {
		t[n] = max(update(2*n, a, (a+b)/2, x, y, v), update(2*n+1, (a+b)/2, b, x, y, v));
	}
	return t[n];
}

int main() {
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	cin >> N >> M;
	for (int i = 1; i <= N; i++) {
		cin >> A[i] >> TA[i] >> VA[i];
		sa[i] = sa[i-1]+A[i];
	}
	for (int i = 1; i <= M; i++) {
		cin >> B[i] >> TB[i] >> VB[i];
		sb[i] = sb[i-1]+B[i];
	}
	ll cnt = 0;
	for (int i = 1; i <= N; i++) {
		ma[i] = findm(sb, M+1, TA[i]-sa[i]);
		if (VA[i] < 0) {
			cnt += VA[i];
			if (ma[i]+1 <= M) {
				hor[i-1].push_back({ma[i]+1, -VA[i]});
			}
		} else {
			ver[i].push_back({ma[i], VA[i]});
		}
	}
	for (int i = 1; i <= M; i++) {
		mb[i] = findm(sa, N+1, TB[i]-sb[i]);
		if (VB[i] < 0) {
			cnt += VB[i];
			if (mb[i]+1 > 0) {
				ver[mb[i]+1].push_back({i-1, -VB[i]});
			} else cnt -= VB[i];
		} else {
			if (mb[i] >= 0) {
				hor[mb[i]].push_back({i, VB[i]});
			}
		}
	}
	for (int i = 1; i <= N; i++) D("%lld ", ma[i]);
	D("\n");
	for (int i = 1; i <= M; i++) D("%lld ", mb[i]);
	D("\n");
	for (int i = 0; i <= N; i++) {
		for (pair<ll, ll> j : ver[i]) {
			update(1, 0, M+1, 0, j.x+1, j.y);
		}
		for (pair<ll, ll> j : hor[i]) {
			ll best = query(1, 0, M+1, 0, j.x+1);
			ll cur = query(1, 0, M+1, j.x, j.x+1);
			update(1, 0, M+1, j.x, j.x+1, best-cur);
			update(1, 0, M+1, j.x, M+1, j.y);
		}
	}
	D("cnt = %lld\n", cnt);
	cout << query(1, 0, M+1, 0, M+1)+cnt << "\n";
}

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 486 ms 81656 KB Output is correct
2 Correct 457 ms 82416 KB Output is correct
3 Correct 408 ms 80800 KB Output is correct
4 Correct 402 ms 77716 KB Output is correct
5 Correct 48 ms 47320 KB Output is correct
6 Correct 412 ms 81256 KB Output is correct
7 Correct 272 ms 65592 KB Output is correct
8 Correct 169 ms 61560 KB Output is correct
9 Correct 440 ms 80960 KB Output is correct
10 Correct 439 ms 83832 KB Output is correct
11 Correct 356 ms 80832 KB Output is correct

Subtask #2
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 45 ms 47352 KB Output is correct
2 Correct 45 ms 47352 KB Output is correct
3 Correct 45 ms 47352 KB Output is correct
4 Correct 44 ms 47352 KB Output is correct
5 Correct 45 ms 47480 KB Output is correct
6 Correct 44 ms 47360 KB Output is correct
7 Correct 44 ms 47476 KB Output is correct
8 Correct 45 ms 47352 KB Output is correct
9 Correct 49 ms 47352 KB Output is correct
10 Correct 50 ms 47328 KB Output is correct
11 Correct 48 ms 47352 KB Output is correct
12 Correct 47 ms 47352 KB Output is correct
13 Correct 46 ms 47352 KB Output is correct
14 Correct 46 ms 47480 KB Output is correct
15 Correct 57 ms 47480 KB Output is correct
16 Correct 46 ms 47360 KB Output is correct

Subtask #3
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 45 ms 47352 KB Output is correct
2 Correct 45 ms 47352 KB Output is correct
3 Correct 45 ms 47352 KB Output is correct
4 Correct 44 ms 47352 KB Output is correct
5 Correct 45 ms 47480 KB Output is correct
6 Correct 44 ms 47360 KB Output is correct
7 Correct 44 ms 47476 KB Output is correct
8 Correct 45 ms 47352 KB Output is correct
9 Correct 49 ms 47352 KB Output is correct
10 Correct 50 ms 47328 KB Output is correct
11 Correct 48 ms 47352 KB Output is correct
12 Correct 47 ms 47352 KB Output is correct
13 Correct 46 ms 47352 KB Output is correct
14 Correct 46 ms 47480 KB Output is correct
15 Correct 57 ms 47480 KB Output is correct
16 Correct 46 ms 47360 KB Output is correct
17 Correct 51 ms 47716 KB Output is correct
18 Correct 54 ms 47760 KB Output is correct
19 Correct 56 ms 47736 KB Output is correct
20 Correct 53 ms 47736 KB Output is correct
21 Correct 52 ms 47736 KB Output is correct
22 Correct 50 ms 47736 KB Output is correct
23 Correct 55 ms 47704 KB Output is correct

Subtask #4
39.0 / 39.0

# 결과 실행 시간 메모리 Grader output
1 Correct 45 ms 47352 KB Output is correct
2 Correct 45 ms 47352 KB Output is correct
3 Correct 45 ms 47352 KB Output is correct
4 Correct 44 ms 47352 KB Output is correct
5 Correct 45 ms 47480 KB Output is correct
6 Correct 44 ms 47360 KB Output is correct
7 Correct 44 ms 47476 KB Output is correct
8 Correct 45 ms 47352 KB Output is correct
9 Correct 49 ms 47352 KB Output is correct
10 Correct 50 ms 47328 KB Output is correct
11 Correct 48 ms 47352 KB Output is correct
12 Correct 47 ms 47352 KB Output is correct
13 Correct 46 ms 47352 KB Output is correct
14 Correct 46 ms 47480 KB Output is correct
15 Correct 57 ms 47480 KB Output is correct
16 Correct 46 ms 47360 KB Output is correct
17 Correct 51 ms 47716 KB Output is correct
18 Correct 54 ms 47760 KB Output is correct
19 Correct 56 ms 47736 KB Output is correct
20 Correct 53 ms 47736 KB Output is correct
21 Correct 52 ms 47736 KB Output is correct
22 Correct 50 ms 47736 KB Output is correct
23 Correct 55 ms 47704 KB Output is correct
24 Correct 325 ms 79396 KB Output is correct
25 Correct 377 ms 80776 KB Output is correct
26 Correct 512 ms 79204 KB Output is correct
27 Correct 409 ms 83824 KB Output is correct
28 Correct 475 ms 80868 KB Output is correct
29 Correct 381 ms 80756 KB Output is correct
30 Correct 693 ms 82992 KB Output is correct
31 Correct 265 ms 66820 KB Output is correct
32 Correct 135 ms 61432 KB Output is correct
33 Correct 481 ms 80064 KB Output is correct
34 Correct 736 ms 81956 KB Output is correct
35 Correct 732 ms 82888 KB Output is correct
36 Correct 692 ms 82808 KB Output is correct

Subtask #5
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 45 ms 47352 KB Output is correct
2 Correct 45 ms 47352 KB Output is correct
3 Correct 45 ms 47352 KB Output is correct
4 Correct 44 ms 47352 KB Output is correct
5 Correct 45 ms 47480 KB Output is correct
6 Correct 44 ms 47360 KB Output is correct
7 Correct 44 ms 47476 KB Output is correct
8 Correct 45 ms 47352 KB Output is correct
9 Correct 49 ms 47352 KB Output is correct
10 Correct 50 ms 47328 KB Output is correct
11 Correct 48 ms 47352 KB Output is correct
12 Correct 47 ms 47352 KB Output is correct
13 Correct 46 ms 47352 KB Output is correct
14 Correct 46 ms 47480 KB Output is correct
15 Correct 57 ms 47480 KB Output is correct
16 Correct 46 ms 47360 KB Output is correct
17 Correct 51 ms 47716 KB Output is correct
18 Correct 54 ms 47760 KB Output is correct
19 Correct 56 ms 47736 KB Output is correct
20 Correct 53 ms 47736 KB Output is correct
21 Correct 52 ms 47736 KB Output is correct
22 Correct 50 ms 47736 KB Output is correct
23 Correct 55 ms 47704 KB Output is correct
24 Correct 325 ms 79396 KB Output is correct
25 Correct 377 ms 80776 KB Output is correct
26 Correct 512 ms 79204 KB Output is correct
27 Correct 409 ms 83824 KB Output is correct
28 Correct 475 ms 80868 KB Output is correct
29 Correct 381 ms 80756 KB Output is correct
30 Correct 693 ms 82992 KB Output is correct
31 Correct 265 ms 66820 KB Output is correct
32 Correct 135 ms 61432 KB Output is correct
33 Correct 481 ms 80064 KB Output is correct
34 Correct 736 ms 81956 KB Output is correct
35 Correct 732 ms 82888 KB Output is correct
36 Correct 692 ms 82808 KB Output is correct
37 Correct 350 ms 79228 KB Output is correct
38 Correct 430 ms 83716 KB Output is correct
39 Correct 527 ms 83832 KB Output is correct
40 Correct 443 ms 83704 KB Output is correct
41 Correct 46 ms 47352 KB Output is correct
42 Correct 843 ms 82844 KB Output is correct
43 Correct 590 ms 79992 KB Output is correct
44 Correct 679 ms 81852 KB Output is correct
45 Correct 782 ms 82908 KB Output is correct

Subtask #6
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 45 ms 47352 KB Output is correct
2 Correct 45 ms 47352 KB Output is correct
3 Correct 45 ms 47352 KB Output is correct
4 Correct 44 ms 47352 KB Output is correct
5 Correct 45 ms 47480 KB Output is correct
6 Correct 44 ms 47360 KB Output is correct
7 Correct 44 ms 47476 KB Output is correct
8 Correct 45 ms 47352 KB Output is correct
9 Correct 49 ms 47352 KB Output is correct
10 Correct 50 ms 47328 KB Output is correct
11 Correct 48 ms 47352 KB Output is correct
12 Correct 47 ms 47352 KB Output is correct
13 Correct 46 ms 47352 KB Output is correct
14 Correct 46 ms 47480 KB Output is correct
15 Correct 57 ms 47480 KB Output is correct
16 Correct 46 ms 47360 KB Output is correct
17 Correct 51 ms 47716 KB Output is correct
18 Correct 54 ms 47760 KB Output is correct
19 Correct 56 ms 47736 KB Output is correct
20 Correct 53 ms 47736 KB Output is correct
21 Correct 52 ms 47736 KB Output is correct
22 Correct 50 ms 47736 KB Output is correct
23 Correct 55 ms 47704 KB Output is correct
24 Correct 325 ms 79396 KB Output is correct
25 Correct 377 ms 80776 KB Output is correct
26 Correct 512 ms 79204 KB Output is correct
27 Correct 409 ms 83824 KB Output is correct
28 Correct 475 ms 80868 KB Output is correct
29 Correct 381 ms 80756 KB Output is correct
30 Correct 693 ms 82992 KB Output is correct
31 Correct 265 ms 66820 KB Output is correct
32 Correct 135 ms 61432 KB Output is correct
33 Correct 481 ms 80064 KB Output is correct
34 Correct 736 ms 81956 KB Output is correct
35 Correct 732 ms 82888 KB Output is correct
36 Correct 692 ms 82808 KB Output is correct
37 Correct 350 ms 79228 KB Output is correct
38 Correct 430 ms 83716 KB Output is correct
39 Correct 527 ms 83832 KB Output is correct
40 Correct 443 ms 83704 KB Output is correct
41 Correct 46 ms 47352 KB Output is correct
42 Correct 843 ms 82844 KB Output is correct
43 Correct 590 ms 79992 KB Output is correct
44 Correct 679 ms 81852 KB Output is correct
45 Correct 782 ms 82908 KB Output is correct
46 Correct 1929 ms 197996 KB Output is correct
47 Correct 2131 ms 221352 KB Output is correct
48 Correct 2104 ms 221180 KB Output is correct
49 Correct 2072 ms 221120 KB Output is correct
50 Correct 4621 ms 216252 KB Output is correct
51 Correct 2574 ms 199148 KB Output is correct
52 Correct 3306 ms 206824 KB Output is correct
53 Correct 4457 ms 215792 KB Output is correct

Subtask #7
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 486 ms 81656 KB Output is correct
2 Correct 457 ms 82416 KB Output is correct
3 Correct 408 ms 80800 KB Output is correct
4 Correct 402 ms 77716 KB Output is correct
5 Correct 48 ms 47320 KB Output is correct
6 Correct 412 ms 81256 KB Output is correct
7 Correct 272 ms 65592 KB Output is correct
8 Correct 169 ms 61560 KB Output is correct
9 Correct 440 ms 80960 KB Output is correct
10 Correct 439 ms 83832 KB Output is correct
11 Correct 356 ms 80832 KB Output is correct
12 Correct 45 ms 47352 KB Output is correct
13 Correct 45 ms 47352 KB Output is correct
14 Correct 45 ms 47352 KB Output is correct
15 Correct 44 ms 47352 KB Output is correct
16 Correct 45 ms 47480 KB Output is correct
17 Correct 44 ms 47360 KB Output is correct
18 Correct 44 ms 47476 KB Output is correct
19 Correct 45 ms 47352 KB Output is correct
20 Correct 49 ms 47352 KB Output is correct
21 Correct 50 ms 47328 KB Output is correct
22 Correct 48 ms 47352 KB Output is correct
23 Correct 47 ms 47352 KB Output is correct
24 Correct 46 ms 47352 KB Output is correct
25 Correct 46 ms 47480 KB Output is correct
26 Correct 57 ms 47480 KB Output is correct
27 Correct 46 ms 47360 KB Output is correct
28 Correct 51 ms 47716 KB Output is correct
29 Correct 54 ms 47760 KB Output is correct
30 Correct 56 ms 47736 KB Output is correct
31 Correct 53 ms 47736 KB Output is correct
32 Correct 52 ms 47736 KB Output is correct
33 Correct 50 ms 47736 KB Output is correct
34 Correct 55 ms 47704 KB Output is correct
35 Correct 325 ms 79396 KB Output is correct
36 Correct 377 ms 80776 KB Output is correct
37 Correct 512 ms 79204 KB Output is correct
38 Correct 409 ms 83824 KB Output is correct
39 Correct 475 ms 80868 KB Output is correct
40 Correct 381 ms 80756 KB Output is correct
41 Correct 693 ms 82992 KB Output is correct
42 Correct 265 ms 66820 KB Output is correct
43 Correct 135 ms 61432 KB Output is correct
44 Correct 481 ms 80064 KB Output is correct
45 Correct 736 ms 81956 KB Output is correct
46 Correct 732 ms 82888 KB Output is correct
47 Correct 692 ms 82808 KB Output is correct
48 Correct 350 ms 79228 KB Output is correct
49 Correct 430 ms 83716 KB Output is correct
50 Correct 527 ms 83832 KB Output is correct
51 Correct 443 ms 83704 KB Output is correct
52 Correct 46 ms 47352 KB Output is correct
53 Correct 843 ms 82844 KB Output is correct
54 Correct 590 ms 79992 KB Output is correct
55 Correct 679 ms 81852 KB Output is correct
56 Correct 782 ms 82908 KB Output is correct
57 Correct 475 ms 79292 KB Output is correct
58 Correct 423 ms 80716 KB Output is correct
59 Correct 355 ms 80944 KB Output is correct
60 Correct 507 ms 80844 KB Output is correct
61 Correct 671 ms 83012 KB Output is correct
62 Correct 53 ms 47352 KB Output is correct
63 Correct 833 ms 82536 KB Output is correct
64 Correct 505 ms 93020 KB Output is correct
65 Correct 696 ms 94828 KB Output is correct
66 Correct 769 ms 89988 KB Output is correct

Subtask #8
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 486 ms 81656 KB Output is correct
2 Correct 457 ms 82416 KB Output is correct
3 Correct 408 ms 80800 KB Output is correct
4 Correct 402 ms 77716 KB Output is correct
5 Correct 48 ms 47320 KB Output is correct
6 Correct 412 ms 81256 KB Output is correct
7 Correct 272 ms 65592 KB Output is correct
8 Correct 169 ms 61560 KB Output is correct
9 Correct 440 ms 80960 KB Output is correct
10 Correct 439 ms 83832 KB Output is correct
11 Correct 356 ms 80832 KB Output is correct
12 Correct 45 ms 47352 KB Output is correct
13 Correct 45 ms 47352 KB Output is correct
14 Correct 45 ms 47352 KB Output is correct
15 Correct 44 ms 47352 KB Output is correct
16 Correct 45 ms 47480 KB Output is correct
17 Correct 44 ms 47360 KB Output is correct
18 Correct 44 ms 47476 KB Output is correct
19 Correct 45 ms 47352 KB Output is correct
20 Correct 49 ms 47352 KB Output is correct
21 Correct 50 ms 47328 KB Output is correct
22 Correct 48 ms 47352 KB Output is correct
23 Correct 47 ms 47352 KB Output is correct
24 Correct 46 ms 47352 KB Output is correct
25 Correct 46 ms 47480 KB Output is correct
26 Correct 57 ms 47480 KB Output is correct
27 Correct 46 ms 47360 KB Output is correct
28 Correct 51 ms 47716 KB Output is correct
29 Correct 54 ms 47760 KB Output is correct
30 Correct 56 ms 47736 KB Output is correct
31 Correct 53 ms 47736 KB Output is correct
32 Correct 52 ms 47736 KB Output is correct
33 Correct 50 ms 47736 KB Output is correct
34 Correct 55 ms 47704 KB Output is correct
35 Correct 325 ms 79396 KB Output is correct
36 Correct 377 ms 80776 KB Output is correct
37 Correct 512 ms 79204 KB Output is correct
38 Correct 409 ms 83824 KB Output is correct
39 Correct 475 ms 80868 KB Output is correct
40 Correct 381 ms 80756 KB Output is correct
41 Correct 693 ms 82992 KB Output is correct
42 Correct 265 ms 66820 KB Output is correct
43 Correct 135 ms 61432 KB Output is correct
44 Correct 481 ms 80064 KB Output is correct
45 Correct 736 ms 81956 KB Output is correct
46 Correct 732 ms 82888 KB Output is correct
47 Correct 692 ms 82808 KB Output is correct
48 Correct 350 ms 79228 KB Output is correct
49 Correct 430 ms 83716 KB Output is correct
50 Correct 527 ms 83832 KB Output is correct
51 Correct 443 ms 83704 KB Output is correct
52 Correct 46 ms 47352 KB Output is correct
53 Correct 843 ms 82844 KB Output is correct
54 Correct 590 ms 79992 KB Output is correct
55 Correct 679 ms 81852 KB Output is correct
56 Correct 782 ms 82908 KB Output is correct
57 Correct 1929 ms 197996 KB Output is correct
58 Correct 2131 ms 221352 KB Output is correct
59 Correct 2104 ms 221180 KB Output is correct
60 Correct 2072 ms 221120 KB Output is correct
61 Correct 4621 ms 216252 KB Output is correct
62 Correct 2574 ms 199148 KB Output is correct
63 Correct 3306 ms 206824 KB Output is correct
64 Correct 4457 ms 215792 KB Output is correct
65 Correct 475 ms 79292 KB Output is correct
66 Correct 423 ms 80716 KB Output is correct
67 Correct 355 ms 80944 KB Output is correct
68 Correct 507 ms 80844 KB Output is correct
69 Correct 671 ms 83012 KB Output is correct
70 Correct 53 ms 47352 KB Output is correct
71 Correct 833 ms 82536 KB Output is correct
72 Correct 505 ms 93020 KB Output is correct
73 Correct 696 ms 94828 KB Output is correct
74 Correct 769 ms 89988 KB Output is correct
75 Correct 2124 ms 269612 KB Output is correct
76 Correct 1988 ms 277468 KB Output is correct
77 Correct 1741 ms 264596 KB Output is correct
78 Correct 2718 ms 264428 KB Output is correct
79 Correct 5561 ms 285256 KB Output is correct
80 Correct 3243 ms 266184 KB Output is correct
81 Correct 3920 ms 270060 KB Output is correct
82 Correct 5199 ms 252904 KB Output is correct
83 Correct 4802 ms 271716 KB Output is correct