oj.uz

답안 #123399

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
123399 2019-07-01T11:01:37 Z sebinkim Two Dishes (JOI19_dishes) C++14
74 / 100
 3702 ms 166724 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

struct fenwick{
	ll T[1010101];
	ll m;
	
	void init(ll _m) { m = _m; }
	
	void addval(ll p, ll v)
	{
		if(!p) T[0] += v;
		else{
			for(; p<=m; p+=p&-p){
				T[p] += v;
			}
		}
	}
	
	ll getval(ll p)
	{
		ll ret = T[0];
		
		for(; p; p-=p&-p){
			ret += T[p];
		}
		
		return ret;
	}
};

ll A[1010101], S[1010101], P1[1010101], P2[1010101];
ll B[1010101], T[1010101], Q1[1010101], Q2[1010101];
vector <ll> V[1010101];
set <ll> X;
fenwick F;
ll n, m, ans;

void query(ll f, ll p, ll k)
{
	ll x;
	
	if(f == 0) F.addval(0, k);
	else if(f == 1){
		if(X.find(p) == X.end()) X.insert(p);
		F.addval(p, k);
		return;
	}
	else if(f == 2){
		if(X.find(p) == X.end()) X.insert(p);
		F.addval(p, k);
	}
	
	for(; ; ){
		auto it = X.upper_bound(p);
		if(it == X.end()) break;
		
		x = F.getval(*it) - F.getval(*it - 1) - Q1[*it];
		
		if(x <= k){
			F.addval(*it, -x); k -= x;
			X.erase(it);
		}
		else{
			F.addval(*it, -k);
			break;
		}
	}
}

int main()
{
	ll i, k, x;
	
	scanf("%lld%lld", &n, &m);
	
	for(i=1; i<=n; i++){
		scanf("%lld%lld%lld", A + i, S + i, P1 + i);
		A[i] += A[i - 1];
		if(P1[i] < 0){
			ans += P1[i];
			P2[i] = -P1[i], P1[i] = 0;
		}
	}
	
	for(i=1; i<=m; i++){
		scanf("%lld%lld%lld", B + i, T + i, Q1 + i);
		B[i] += B[i - 1];
		if(Q1[i] < 0){
			ans += Q1[i];
			Q2[i] = -Q1[i], Q1[i] = 0;
		}
	}	
	
	for(i=1; i<=n; i++){
		S[i] = upper_bound(B, B + m + 1, S[i] - A[i]) - B;
	}
	
	for(i=1; i<=m; i++){
		T[i] = upper_bound(A, A + n + 1, T[i] - B[i]) - A;
		V[T[i]].push_back(i);
	}
	
	F.init(m);
	
	for(i=1; i<=m; i++){
		if(T[i] == 0) swap(Q1[i], Q2[i]);
		F.addval(i, Q1[i]);
	}
	
	for(i=1; i<=n; i++){
		for(ll &t: V[i]){
			swap(Q1[t], Q2[t]);
			
			if(Q1[t] == 0){
				if(X.find(t) == X.end()) X.insert(t);
			}
			else{
				if(X.find(t) == X.end()){
					query(2, t, Q1[t]);
				}
				else{
					x = F.getval(t) - F.getval(t - 1);
					if(x <= Q1[t]){
						X.erase(t);
						query(2, t, Q1[t] - x);
					}
				}
			}
		}
		
		if(S[i] == 0) F.addval(0, P2[i]);
		else if(S[i] > m) F.addval(0, P1[i]);
		else{
			query(0, S[i] - 1, P1[i]);
			query(1, S[i], P2[i]);
		}
		
		if(!X.empty() && *X.begin() == 0 && *prev(X.end()) > m) for(; ; );
	}
	
	printf("%lld\n", F.getval(m) + ans);
	
	return 0;
}

Compilation message

dishes.cpp: In function 'int main()':
dishes.cpp:76:8: warning: unused variable 'k' [-Wunused-variable]
  ll i, k, x;
        ^
dishes.cpp:78:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld%lld", &n, &m);
  ~~~~~^~~~~~~~~~~~~~~~~~~~
dishes.cpp:81:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld%lld%lld", A + i, S + i, P1 + i);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
dishes.cpp:90:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld%lld%lld", B + i, T + i, Q1 + i);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 362 ms 50256 KB Output is correct
2 Correct 329 ms 41376 KB Output is correct
3 Correct 257 ms 40728 KB Output is correct
4 Correct 370 ms 50416 KB Output is correct
5 Correct 24 ms 24056 KB Output is correct
6 Correct 351 ms 43420 KB Output is correct
7 Correct 140 ms 35940 KB Output is correct
8 Correct 136 ms 32376 KB Output is correct
9 Correct 266 ms 41580 KB Output is correct
10 Correct 298 ms 46524 KB Output is correct
11 Correct 193 ms 40840 KB Output is correct

Subtask #2
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 24056 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 28 ms 24056 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 25 ms 24108 KB Output is correct
6 Correct 23 ms 24060 KB Output is correct
7 Correct 24 ms 24108 KB Output is correct
8 Correct 23 ms 24184 KB Output is correct
9 Correct 23 ms 24056 KB Output is correct
10 Correct 23 ms 24056 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 23 ms 24056 KB Output is correct
13 Correct 24 ms 24140 KB Output is correct
14 Correct 23 ms 24024 KB Output is correct
15 Correct 23 ms 24056 KB Output is correct
16 Correct 23 ms 24184 KB Output is correct

Subtask #3
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 24056 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 28 ms 24056 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 25 ms 24108 KB Output is correct
6 Correct 23 ms 24060 KB Output is correct
7 Correct 24 ms 24108 KB Output is correct
8 Correct 23 ms 24184 KB Output is correct
9 Correct 23 ms 24056 KB Output is correct
10 Correct 23 ms 24056 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 23 ms 24056 KB Output is correct
13 Correct 24 ms 24140 KB Output is correct
14 Correct 23 ms 24024 KB Output is correct
15 Correct 23 ms 24056 KB Output is correct
16 Correct 23 ms 24184 KB Output is correct
17 Correct 25 ms 24312 KB Output is correct
18 Correct 26 ms 24472 KB Output is correct
19 Correct 28 ms 24312 KB Output is correct
20 Correct 27 ms 24312 KB Output is correct
21 Correct 27 ms 24440 KB Output is correct
22 Correct 27 ms 24312 KB Output is correct
23 Correct 26 ms 24312 KB Output is correct

Subtask #4
39.0 / 39.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 24056 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 28 ms 24056 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 25 ms 24108 KB Output is correct
6 Correct 23 ms 24060 KB Output is correct
7 Correct 24 ms 24108 KB Output is correct
8 Correct 23 ms 24184 KB Output is correct
9 Correct 23 ms 24056 KB Output is correct
10 Correct 23 ms 24056 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 23 ms 24056 KB Output is correct
13 Correct 24 ms 24140 KB Output is correct
14 Correct 23 ms 24024 KB Output is correct
15 Correct 23 ms 24056 KB Output is correct
16 Correct 23 ms 24184 KB Output is correct
17 Correct 25 ms 24312 KB Output is correct
18 Correct 26 ms 24472 KB Output is correct
19 Correct 28 ms 24312 KB Output is correct
20 Correct 27 ms 24312 KB Output is correct
21 Correct 27 ms 24440 KB Output is correct
22 Correct 27 ms 24312 KB Output is correct
23 Correct 26 ms 24312 KB Output is correct
24 Correct 270 ms 42356 KB Output is correct
25 Correct 333 ms 51588 KB Output is correct
26 Correct 398 ms 51496 KB Output is correct
27 Correct 354 ms 56264 KB Output is correct
28 Correct 328 ms 43328 KB Output is correct
29 Correct 220 ms 40740 KB Output is correct
30 Correct 571 ms 44852 KB Output is correct
31 Correct 171 ms 41540 KB Output is correct
32 Correct 128 ms 32180 KB Output is correct
33 Correct 402 ms 43996 KB Output is correct
34 Correct 484 ms 47592 KB Output is correct
35 Correct 507 ms 44280 KB Output is correct
36 Correct 493 ms 44196 KB Output is correct

Subtask #5
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 24056 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 28 ms 24056 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 25 ms 24108 KB Output is correct
6 Correct 23 ms 24060 KB Output is correct
7 Correct 24 ms 24108 KB Output is correct
8 Correct 23 ms 24184 KB Output is correct
9 Correct 23 ms 24056 KB Output is correct
10 Correct 23 ms 24056 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 23 ms 24056 KB Output is correct
13 Correct 24 ms 24140 KB Output is correct
14 Correct 23 ms 24024 KB Output is correct
15 Correct 23 ms 24056 KB Output is correct
16 Correct 23 ms 24184 KB Output is correct
17 Correct 25 ms 24312 KB Output is correct
18 Correct 26 ms 24472 KB Output is correct
19 Correct 28 ms 24312 KB Output is correct
20 Correct 27 ms 24312 KB Output is correct
21 Correct 27 ms 24440 KB Output is correct
22 Correct 27 ms 24312 KB Output is correct
23 Correct 26 ms 24312 KB Output is correct
24 Correct 270 ms 42356 KB Output is correct
25 Correct 333 ms 51588 KB Output is correct
26 Correct 398 ms 51496 KB Output is correct
27 Correct 354 ms 56264 KB Output is correct
28 Correct 328 ms 43328 KB Output is correct
29 Correct 220 ms 40740 KB Output is correct
30 Correct 571 ms 44852 KB Output is correct
31 Correct 171 ms 41540 KB Output is correct
32 Correct 128 ms 32180 KB Output is correct
33 Correct 402 ms 43996 KB Output is correct
34 Correct 484 ms 47592 KB Output is correct
35 Correct 507 ms 44280 KB Output is correct
36 Correct 493 ms 44196 KB Output is correct
37 Correct 314 ms 42872 KB Output is correct
38 Correct 405 ms 56700 KB Output is correct
39 Correct 479 ms 56440 KB Output is correct
40 Correct 314 ms 47156 KB Output is correct
41 Correct 28 ms 24184 KB Output is correct
42 Correct 630 ms 45140 KB Output is correct
43 Correct 445 ms 43896 KB Output is correct
44 Correct 574 ms 47484 KB Output is correct
45 Correct 528 ms 44152 KB Output is correct

Subtask #6
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 24056 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 28 ms 24056 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 25 ms 24108 KB Output is correct
6 Correct 23 ms 24060 KB Output is correct
7 Correct 24 ms 24108 KB Output is correct
8 Correct 23 ms 24184 KB Output is correct
9 Correct 23 ms 24056 KB Output is correct
10 Correct 23 ms 24056 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 23 ms 24056 KB Output is correct
13 Correct 24 ms 24140 KB Output is correct
14 Correct 23 ms 24024 KB Output is correct
15 Correct 23 ms 24056 KB Output is correct
16 Correct 23 ms 24184 KB Output is correct
17 Correct 25 ms 24312 KB Output is correct
18 Correct 26 ms 24472 KB Output is correct
19 Correct 28 ms 24312 KB Output is correct
20 Correct 27 ms 24312 KB Output is correct
21 Correct 27 ms 24440 KB Output is correct
22 Correct 27 ms 24312 KB Output is correct
23 Correct 26 ms 24312 KB Output is correct
24 Correct 270 ms 42356 KB Output is correct
25 Correct 333 ms 51588 KB Output is correct
26 Correct 398 ms 51496 KB Output is correct
27 Correct 354 ms 56264 KB Output is correct
28 Correct 328 ms 43328 KB Output is correct
29 Correct 220 ms 40740 KB Output is correct
30 Correct 571 ms 44852 KB Output is correct
31 Correct 171 ms 41540 KB Output is correct
32 Correct 128 ms 32180 KB Output is correct
33 Correct 402 ms 43996 KB Output is correct
34 Correct 484 ms 47592 KB Output is correct
35 Correct 507 ms 44280 KB Output is correct
36 Correct 493 ms 44196 KB Output is correct
37 Correct 314 ms 42872 KB Output is correct
38 Correct 405 ms 56700 KB Output is correct
39 Correct 479 ms 56440 KB Output is correct
40 Correct 314 ms 47156 KB Output is correct
41 Correct 28 ms 24184 KB Output is correct
42 Correct 630 ms 45140 KB Output is correct
43 Correct 445 ms 43896 KB Output is correct
44 Correct 574 ms 47484 KB Output is correct
45 Correct 528 ms 44152 KB Output is correct
46 Correct 1500 ms 97632 KB Output is correct
47 Correct 2045 ms 166548 KB Output is correct
48 Correct 2822 ms 166724 KB Output is correct
49 Correct 1487 ms 119892 KB Output is correct
50 Correct 3702 ms 110136 KB Output is correct
51 Correct 2419 ms 103264 KB Output is correct
52 Correct 2915 ms 118792 KB Output is correct
53 Correct 3183 ms 111920 KB Output is correct

Subtask #7
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 362 ms 50256 KB Output is correct
2 Correct 329 ms 41376 KB Output is correct
3 Correct 257 ms 40728 KB Output is correct
4 Correct 370 ms 50416 KB Output is correct
5 Correct 24 ms 24056 KB Output is correct
6 Correct 351 ms 43420 KB Output is correct
7 Correct 140 ms 35940 KB Output is correct
8 Correct 136 ms 32376 KB Output is correct
9 Correct 266 ms 41580 KB Output is correct
10 Correct 298 ms 46524 KB Output is correct
11 Correct 193 ms 40840 KB Output is correct
12 Correct 23 ms 24056 KB Output is correct
13 Correct 23 ms 24056 KB Output is correct
14 Correct 28 ms 24056 KB Output is correct
15 Correct 23 ms 24056 KB Output is correct
16 Correct 25 ms 24108 KB Output is correct
17 Correct 23 ms 24060 KB Output is correct
18 Correct 24 ms 24108 KB Output is correct
19 Correct 23 ms 24184 KB Output is correct
20 Correct 23 ms 24056 KB Output is correct
21 Correct 23 ms 24056 KB Output is correct
22 Correct 23 ms 24056 KB Output is correct
23 Correct 23 ms 24056 KB Output is correct
24 Correct 24 ms 24140 KB Output is correct
25 Correct 23 ms 24024 KB Output is correct
26 Correct 23 ms 24056 KB Output is correct
27 Correct 23 ms 24184 KB Output is correct
28 Correct 25 ms 24312 KB Output is correct
29 Correct 26 ms 24472 KB Output is correct
30 Correct 28 ms 24312 KB Output is correct
31 Correct 27 ms 24312 KB Output is correct
32 Correct 27 ms 24440 KB Output is correct
33 Correct 27 ms 24312 KB Output is correct
34 Correct 26 ms 24312 KB Output is correct
35 Correct 270 ms 42356 KB Output is correct
36 Correct 333 ms 51588 KB Output is correct
37 Correct 398 ms 51496 KB Output is correct
38 Correct 354 ms 56264 KB Output is correct
39 Correct 328 ms 43328 KB Output is correct
40 Correct 220 ms 40740 KB Output is correct
41 Correct 571 ms 44852 KB Output is correct
42 Correct 171 ms 41540 KB Output is correct
43 Correct 128 ms 32180 KB Output is correct
44 Correct 402 ms 43996 KB Output is correct
45 Correct 484 ms 47592 KB Output is correct
46 Correct 507 ms 44280 KB Output is correct
47 Correct 493 ms 44196 KB Output is correct
48 Correct 314 ms 42872 KB Output is correct
49 Correct 405 ms 56700 KB Output is correct
50 Correct 479 ms 56440 KB Output is correct
51 Correct 314 ms 47156 KB Output is correct
52 Correct 28 ms 24184 KB Output is correct
53 Correct 630 ms 45140 KB Output is correct
54 Correct 445 ms 43896 KB Output is correct
55 Correct 574 ms 47484 KB Output is correct
56 Correct 528 ms 44152 KB Output is correct
57 Correct 425 ms 53148 KB Output is correct
58 Correct 460 ms 57600 KB Output is correct
59 Incorrect 325 ms 46344 KB Output isn't correct
60 Halted 0 ms 0 KB -

Subtask #8
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 362 ms 50256 KB Output is correct
2 Correct 329 ms 41376 KB Output is correct
3 Correct 257 ms 40728 KB Output is correct
4 Correct 370 ms 50416 KB Output is correct
5 Correct 24 ms 24056 KB Output is correct
6 Correct 351 ms 43420 KB Output is correct
7 Correct 140 ms 35940 KB Output is correct
8 Correct 136 ms 32376 KB Output is correct
9 Correct 266 ms 41580 KB Output is correct
10 Correct 298 ms 46524 KB Output is correct
11 Correct 193 ms 40840 KB Output is correct
12 Correct 23 ms 24056 KB Output is correct
13 Correct 23 ms 24056 KB Output is correct
14 Correct 28 ms 24056 KB Output is correct
15 Correct 23 ms 24056 KB Output is correct
16 Correct 25 ms 24108 KB Output is correct
17 Correct 23 ms 24060 KB Output is correct
18 Correct 24 ms 24108 KB Output is correct
19 Correct 23 ms 24184 KB Output is correct
20 Correct 23 ms 24056 KB Output is correct
21 Correct 23 ms 24056 KB Output is correct
22 Correct 23 ms 24056 KB Output is correct
23 Correct 23 ms 24056 KB Output is correct
24 Correct 24 ms 24140 KB Output is correct
25 Correct 23 ms 24024 KB Output is correct
26 Correct 23 ms 24056 KB Output is correct
27 Correct 23 ms 24184 KB Output is correct
28 Correct 25 ms 24312 KB Output is correct
29 Correct 26 ms 24472 KB Output is correct
30 Correct 28 ms 24312 KB Output is correct
31 Correct 27 ms 24312 KB Output is correct
32 Correct 27 ms 24440 KB Output is correct
33 Correct 27 ms 24312 KB Output is correct
34 Correct 26 ms 24312 KB Output is correct
35 Correct 270 ms 42356 KB Output is correct
36 Correct 333 ms 51588 KB Output is correct
37 Correct 398 ms 51496 KB Output is correct
38 Correct 354 ms 56264 KB Output is correct
39 Correct 328 ms 43328 KB Output is correct
40 Correct 220 ms 40740 KB Output is correct
41 Correct 571 ms 44852 KB Output is correct
42 Correct 171 ms 41540 KB Output is correct
43 Correct 128 ms 32180 KB Output is correct
44 Correct 402 ms 43996 KB Output is correct
45 Correct 484 ms 47592 KB Output is correct
46 Correct 507 ms 44280 KB Output is correct
47 Correct 493 ms 44196 KB Output is correct
48 Correct 314 ms 42872 KB Output is correct
49 Correct 405 ms 56700 KB Output is correct
50 Correct 479 ms 56440 KB Output is correct
51 Correct 314 ms 47156 KB Output is correct
52 Correct 28 ms 24184 KB Output is correct
53 Correct 630 ms 45140 KB Output is correct
54 Correct 445 ms 43896 KB Output is correct
55 Correct 574 ms 47484 KB Output is correct
56 Correct 528 ms 44152 KB Output is correct
57 Correct 1500 ms 97632 KB Output is correct
58 Correct 2045 ms 166548 KB Output is correct
59 Correct 2822 ms 166724 KB Output is correct
60 Correct 1487 ms 119892 KB Output is correct
61 Correct 3702 ms 110136 KB Output is correct
62 Correct 2419 ms 103264 KB Output is correct
63 Correct 2915 ms 118792 KB Output is correct
64 Correct 3183 ms 111920 KB Output is correct
65 Correct 425 ms 53148 KB Output is correct
66 Correct 460 ms 57600 KB Output is correct
67 Incorrect 325 ms 46344 KB Output isn't correct
68 Halted 0 ms 0 KB -