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답안 #123391

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
123391 2019-07-01T10:43:41 Z sebinkim Two Dishes (JOI19_dishes) C++14
74 / 100
 2898 ms 165428 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{
			if(P2[i] == 0) query(0, S[i] - 1, P1[i]);
			else query(1, S[i], P2[i]);
		}
	}
	
	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 330 ms 49684 KB Output is correct
2 Correct 293 ms 40928 KB Output is correct
3 Correct 244 ms 37576 KB Output is correct
4 Correct 333 ms 47216 KB Output is correct
5 Correct 28 ms 24184 KB Output is correct
6 Correct 301 ms 40112 KB Output is correct
7 Correct 133 ms 33224 KB Output is correct
8 Correct 127 ms 29404 KB Output is correct
9 Correct 252 ms 37588 KB Output is correct
10 Correct 257 ms 43640 KB Output is correct
11 Correct 186 ms 37480 KB Output is correct

Subtask #2
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 24184 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 23 ms 24056 KB Output is correct
4 Correct 24 ms 24184 KB Output is correct
5 Correct 24 ms 24184 KB Output is correct
6 Correct 24 ms 24184 KB Output is correct
7 Correct 23 ms 24056 KB Output is correct
8 Correct 24 ms 24184 KB Output is correct
9 Correct 23 ms 24184 KB Output is correct
10 Correct 24 ms 24184 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 23 ms 24188 KB Output is correct
13 Correct 24 ms 24136 KB Output is correct
14 Correct 23 ms 24184 KB Output is correct
15 Correct 23 ms 24056 KB Output is correct
16 Correct 23 ms 24056 KB Output is correct

Subtask #3
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 24184 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 23 ms 24056 KB Output is correct
4 Correct 24 ms 24184 KB Output is correct
5 Correct 24 ms 24184 KB Output is correct
6 Correct 24 ms 24184 KB Output is correct
7 Correct 23 ms 24056 KB Output is correct
8 Correct 24 ms 24184 KB Output is correct
9 Correct 23 ms 24184 KB Output is correct
10 Correct 24 ms 24184 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 23 ms 24188 KB Output is correct
13 Correct 24 ms 24136 KB Output is correct
14 Correct 23 ms 24184 KB Output is correct
15 Correct 23 ms 24056 KB Output is correct
16 Correct 23 ms 24056 KB Output is correct
17 Correct 26 ms 24440 KB Output is correct
18 Correct 26 ms 24440 KB Output is correct
19 Correct 26 ms 24412 KB Output is correct
20 Correct 26 ms 24392 KB Output is correct
21 Correct 26 ms 24440 KB Output is correct
22 Correct 25 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 24 ms 24184 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 23 ms 24056 KB Output is correct
4 Correct 24 ms 24184 KB Output is correct
5 Correct 24 ms 24184 KB Output is correct
6 Correct 24 ms 24184 KB Output is correct
7 Correct 23 ms 24056 KB Output is correct
8 Correct 24 ms 24184 KB Output is correct
9 Correct 23 ms 24184 KB Output is correct
10 Correct 24 ms 24184 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 23 ms 24188 KB Output is correct
13 Correct 24 ms 24136 KB Output is correct
14 Correct 23 ms 24184 KB Output is correct
15 Correct 23 ms 24056 KB Output is correct
16 Correct 23 ms 24056 KB Output is correct
17 Correct 26 ms 24440 KB Output is correct
18 Correct 26 ms 24440 KB Output is correct
19 Correct 26 ms 24412 KB Output is correct
20 Correct 26 ms 24392 KB Output is correct
21 Correct 26 ms 24440 KB Output is correct
22 Correct 25 ms 24312 KB Output is correct
23 Correct 26 ms 24312 KB Output is correct
24 Correct 227 ms 39012 KB Output is correct
25 Correct 322 ms 48296 KB Output is correct
26 Correct 239 ms 39032 KB Output is correct
27 Correct 341 ms 52984 KB Output is correct
28 Correct 311 ms 39916 KB Output is correct
29 Correct 222 ms 37484 KB Output is correct
30 Correct 461 ms 41712 KB Output is correct
31 Correct 165 ms 38796 KB Output is correct
32 Correct 115 ms 29380 KB Output is correct
33 Correct 345 ms 40608 KB Output is correct
34 Correct 408 ms 44020 KB Output is correct
35 Correct 389 ms 41640 KB Output is correct
36 Correct 384 ms 41592 KB Output is correct

Subtask #5
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 24184 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 23 ms 24056 KB Output is correct
4 Correct 24 ms 24184 KB Output is correct
5 Correct 24 ms 24184 KB Output is correct
6 Correct 24 ms 24184 KB Output is correct
7 Correct 23 ms 24056 KB Output is correct
8 Correct 24 ms 24184 KB Output is correct
9 Correct 23 ms 24184 KB Output is correct
10 Correct 24 ms 24184 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 23 ms 24188 KB Output is correct
13 Correct 24 ms 24136 KB Output is correct
14 Correct 23 ms 24184 KB Output is correct
15 Correct 23 ms 24056 KB Output is correct
16 Correct 23 ms 24056 KB Output is correct
17 Correct 26 ms 24440 KB Output is correct
18 Correct 26 ms 24440 KB Output is correct
19 Correct 26 ms 24412 KB Output is correct
20 Correct 26 ms 24392 KB Output is correct
21 Correct 26 ms 24440 KB Output is correct
22 Correct 25 ms 24312 KB Output is correct
23 Correct 26 ms 24312 KB Output is correct
24 Correct 227 ms 39012 KB Output is correct
25 Correct 322 ms 48296 KB Output is correct
26 Correct 239 ms 39032 KB Output is correct
27 Correct 341 ms 52984 KB Output is correct
28 Correct 311 ms 39916 KB Output is correct
29 Correct 222 ms 37484 KB Output is correct
30 Correct 461 ms 41712 KB Output is correct
31 Correct 165 ms 38796 KB Output is correct
32 Correct 115 ms 29380 KB Output is correct
33 Correct 345 ms 40608 KB Output is correct
34 Correct 408 ms 44020 KB Output is correct
35 Correct 389 ms 41640 KB Output is correct
36 Correct 384 ms 41592 KB Output is correct
37 Correct 280 ms 39156 KB Output is correct
38 Correct 386 ms 53188 KB Output is correct
39 Correct 423 ms 53008 KB Output is correct
40 Correct 275 ms 43640 KB Output is correct
41 Correct 24 ms 24056 KB Output is correct
42 Correct 558 ms 41692 KB Output is correct
43 Correct 384 ms 40556 KB Output is correct
44 Correct 463 ms 44020 KB Output is correct
45 Correct 423 ms 41548 KB Output is correct

Subtask #6
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 24184 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 23 ms 24056 KB Output is correct
4 Correct 24 ms 24184 KB Output is correct
5 Correct 24 ms 24184 KB Output is correct
6 Correct 24 ms 24184 KB Output is correct
7 Correct 23 ms 24056 KB Output is correct
8 Correct 24 ms 24184 KB Output is correct
9 Correct 23 ms 24184 KB Output is correct
10 Correct 24 ms 24184 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 23 ms 24188 KB Output is correct
13 Correct 24 ms 24136 KB Output is correct
14 Correct 23 ms 24184 KB Output is correct
15 Correct 23 ms 24056 KB Output is correct
16 Correct 23 ms 24056 KB Output is correct
17 Correct 26 ms 24440 KB Output is correct
18 Correct 26 ms 24440 KB Output is correct
19 Correct 26 ms 24412 KB Output is correct
20 Correct 26 ms 24392 KB Output is correct
21 Correct 26 ms 24440 KB Output is correct
22 Correct 25 ms 24312 KB Output is correct
23 Correct 26 ms 24312 KB Output is correct
24 Correct 227 ms 39012 KB Output is correct
25 Correct 322 ms 48296 KB Output is correct
26 Correct 239 ms 39032 KB Output is correct
27 Correct 341 ms 52984 KB Output is correct
28 Correct 311 ms 39916 KB Output is correct
29 Correct 222 ms 37484 KB Output is correct
30 Correct 461 ms 41712 KB Output is correct
31 Correct 165 ms 38796 KB Output is correct
32 Correct 115 ms 29380 KB Output is correct
33 Correct 345 ms 40608 KB Output is correct
34 Correct 408 ms 44020 KB Output is correct
35 Correct 389 ms 41640 KB Output is correct
36 Correct 384 ms 41592 KB Output is correct
37 Correct 280 ms 39156 KB Output is correct
38 Correct 386 ms 53188 KB Output is correct
39 Correct 423 ms 53008 KB Output is correct
40 Correct 275 ms 43640 KB Output is correct
41 Correct 24 ms 24056 KB Output is correct
42 Correct 558 ms 41692 KB Output is correct
43 Correct 384 ms 40556 KB Output is correct
44 Correct 463 ms 44020 KB Output is correct
45 Correct 423 ms 41548 KB Output is correct
46 Correct 1317 ms 95444 KB Output is correct
47 Correct 2131 ms 165428 KB Output is correct
48 Correct 2439 ms 165368 KB Output is correct
49 Correct 1300 ms 118680 KB Output is correct
50 Correct 2898 ms 108520 KB Output is correct
51 Correct 2029 ms 101884 KB Output is correct
52 Correct 2579 ms 117476 KB Output is correct
53 Correct 2516 ms 108296 KB Output is correct

Subtask #7
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 330 ms 49684 KB Output is correct
2 Correct 293 ms 40928 KB Output is correct
3 Correct 244 ms 37576 KB Output is correct
4 Correct 333 ms 47216 KB Output is correct
5 Correct 28 ms 24184 KB Output is correct
6 Correct 301 ms 40112 KB Output is correct
7 Correct 133 ms 33224 KB Output is correct
8 Correct 127 ms 29404 KB Output is correct
9 Correct 252 ms 37588 KB Output is correct
10 Correct 257 ms 43640 KB Output is correct
11 Correct 186 ms 37480 KB Output is correct
12 Correct 24 ms 24184 KB Output is correct
13 Correct 23 ms 24056 KB Output is correct
14 Correct 23 ms 24056 KB Output is correct
15 Correct 24 ms 24184 KB Output is correct
16 Correct 24 ms 24184 KB Output is correct
17 Correct 24 ms 24184 KB Output is correct
18 Correct 23 ms 24056 KB Output is correct
19 Correct 24 ms 24184 KB Output is correct
20 Correct 23 ms 24184 KB Output is correct
21 Correct 24 ms 24184 KB Output is correct
22 Correct 23 ms 24056 KB Output is correct
23 Correct 23 ms 24188 KB Output is correct
24 Correct 24 ms 24136 KB Output is correct
25 Correct 23 ms 24184 KB Output is correct
26 Correct 23 ms 24056 KB Output is correct
27 Correct 23 ms 24056 KB Output is correct
28 Correct 26 ms 24440 KB Output is correct
29 Correct 26 ms 24440 KB Output is correct
30 Correct 26 ms 24412 KB Output is correct
31 Correct 26 ms 24392 KB Output is correct
32 Correct 26 ms 24440 KB Output is correct
33 Correct 25 ms 24312 KB Output is correct
34 Correct 26 ms 24312 KB Output is correct
35 Correct 227 ms 39012 KB Output is correct
36 Correct 322 ms 48296 KB Output is correct
37 Correct 239 ms 39032 KB Output is correct
38 Correct 341 ms 52984 KB Output is correct
39 Correct 311 ms 39916 KB Output is correct
40 Correct 222 ms 37484 KB Output is correct
41 Correct 461 ms 41712 KB Output is correct
42 Correct 165 ms 38796 KB Output is correct
43 Correct 115 ms 29380 KB Output is correct
44 Correct 345 ms 40608 KB Output is correct
45 Correct 408 ms 44020 KB Output is correct
46 Correct 389 ms 41640 KB Output is correct
47 Correct 384 ms 41592 KB Output is correct
48 Correct 280 ms 39156 KB Output is correct
49 Correct 386 ms 53188 KB Output is correct
50 Correct 423 ms 53008 KB Output is correct
51 Correct 275 ms 43640 KB Output is correct
52 Correct 24 ms 24056 KB Output is correct
53 Correct 558 ms 41692 KB Output is correct
54 Correct 384 ms 40556 KB Output is correct
55 Correct 463 ms 44020 KB Output is correct
56 Correct 423 ms 41548 KB Output is correct
57 Correct 376 ms 49752 KB Output is correct
58 Correct 459 ms 54648 KB Output is correct
59 Incorrect 293 ms 43424 KB Output isn't correct
60 Halted 0 ms 0 KB -

Subtask #8
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 330 ms 49684 KB Output is correct
2 Correct 293 ms 40928 KB Output is correct
3 Correct 244 ms 37576 KB Output is correct
4 Correct 333 ms 47216 KB Output is correct
5 Correct 28 ms 24184 KB Output is correct
6 Correct 301 ms 40112 KB Output is correct
7 Correct 133 ms 33224 KB Output is correct
8 Correct 127 ms 29404 KB Output is correct
9 Correct 252 ms 37588 KB Output is correct
10 Correct 257 ms 43640 KB Output is correct
11 Correct 186 ms 37480 KB Output is correct
12 Correct 24 ms 24184 KB Output is correct
13 Correct 23 ms 24056 KB Output is correct
14 Correct 23 ms 24056 KB Output is correct
15 Correct 24 ms 24184 KB Output is correct
16 Correct 24 ms 24184 KB Output is correct
17 Correct 24 ms 24184 KB Output is correct
18 Correct 23 ms 24056 KB Output is correct
19 Correct 24 ms 24184 KB Output is correct
20 Correct 23 ms 24184 KB Output is correct
21 Correct 24 ms 24184 KB Output is correct
22 Correct 23 ms 24056 KB Output is correct
23 Correct 23 ms 24188 KB Output is correct
24 Correct 24 ms 24136 KB Output is correct
25 Correct 23 ms 24184 KB Output is correct
26 Correct 23 ms 24056 KB Output is correct
27 Correct 23 ms 24056 KB Output is correct
28 Correct 26 ms 24440 KB Output is correct
29 Correct 26 ms 24440 KB Output is correct
30 Correct 26 ms 24412 KB Output is correct
31 Correct 26 ms 24392 KB Output is correct
32 Correct 26 ms 24440 KB Output is correct
33 Correct 25 ms 24312 KB Output is correct
34 Correct 26 ms 24312 KB Output is correct
35 Correct 227 ms 39012 KB Output is correct
36 Correct 322 ms 48296 KB Output is correct
37 Correct 239 ms 39032 KB Output is correct
38 Correct 341 ms 52984 KB Output is correct
39 Correct 311 ms 39916 KB Output is correct
40 Correct 222 ms 37484 KB Output is correct
41 Correct 461 ms 41712 KB Output is correct
42 Correct 165 ms 38796 KB Output is correct
43 Correct 115 ms 29380 KB Output is correct
44 Correct 345 ms 40608 KB Output is correct
45 Correct 408 ms 44020 KB Output is correct
46 Correct 389 ms 41640 KB Output is correct
47 Correct 384 ms 41592 KB Output is correct
48 Correct 280 ms 39156 KB Output is correct
49 Correct 386 ms 53188 KB Output is correct
50 Correct 423 ms 53008 KB Output is correct
51 Correct 275 ms 43640 KB Output is correct
52 Correct 24 ms 24056 KB Output is correct
53 Correct 558 ms 41692 KB Output is correct
54 Correct 384 ms 40556 KB Output is correct
55 Correct 463 ms 44020 KB Output is correct
56 Correct 423 ms 41548 KB Output is correct
57 Correct 1317 ms 95444 KB Output is correct
58 Correct 2131 ms 165428 KB Output is correct
59 Correct 2439 ms 165368 KB Output is correct
60 Correct 1300 ms 118680 KB Output is correct
61 Correct 2898 ms 108520 KB Output is correct
62 Correct 2029 ms 101884 KB Output is correct
63 Correct 2579 ms 117476 KB Output is correct
64 Correct 2516 ms 108296 KB Output is correct
65 Correct 376 ms 49752 KB Output is correct
66 Correct 459 ms 54648 KB Output is correct
67 Incorrect 293 ms 43424 KB Output isn't correct
68 Halted 0 ms 0 KB -