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답안 #123358

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
123358 2019-07-01T08:23:17 Z 김세빈(#3018) Two Dishes (JOI19_dishes) C++14
74 / 100
 2981 ms 165396 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()){
					if(F.getval(t) - F.getval(t - 1) != 0) for(; ; );
					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(P2[i] == 0){
			if(S[i]) query(0, S[i] - 1, P1[i]);
		}
		else{
			if(S[i]) query(1, S[i], P2[i]);
			else F.addval(0, 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 345 ms 49416 KB Output is correct
2 Correct 319 ms 40564 KB Output is correct
3 Correct 259 ms 37068 KB Output is correct
4 Correct 348 ms 46840 KB Output is correct
5 Correct 23 ms 24184 KB Output is correct
6 Correct 310 ms 39508 KB Output is correct
7 Correct 138 ms 32612 KB Output is correct
8 Correct 135 ms 29048 KB Output is correct
9 Correct 261 ms 37092 KB Output is correct
10 Correct 263 ms 43128 KB Output is correct
11 Correct 189 ms 37092 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 22 ms 24056 KB Output is correct
3 Correct 23 ms 24060 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 23 ms 24184 KB Output is correct
6 Correct 29 ms 24056 KB Output is correct
7 Correct 23 ms 24184 KB Output is correct
8 Correct 23 ms 24056 KB Output is correct
9 Correct 24 ms 24184 KB Output is correct
10 Correct 25 ms 24184 KB Output is correct
11 Correct 29 ms 24184 KB Output is correct
12 Correct 24 ms 24184 KB Output is correct
13 Correct 29 ms 24184 KB Output is correct
14 Correct 27 ms 24184 KB Output is correct
15 Correct 23 ms 24184 KB Output is correct
16 Correct 23 ms 24060 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 22 ms 24056 KB Output is correct
3 Correct 23 ms 24060 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 23 ms 24184 KB Output is correct
6 Correct 29 ms 24056 KB Output is correct
7 Correct 23 ms 24184 KB Output is correct
8 Correct 23 ms 24056 KB Output is correct
9 Correct 24 ms 24184 KB Output is correct
10 Correct 25 ms 24184 KB Output is correct
11 Correct 29 ms 24184 KB Output is correct
12 Correct 24 ms 24184 KB Output is correct
13 Correct 29 ms 24184 KB Output is correct
14 Correct 27 ms 24184 KB Output is correct
15 Correct 23 ms 24184 KB Output is correct
16 Correct 23 ms 24060 KB Output is correct
17 Correct 26 ms 24312 KB Output is correct
18 Correct 31 ms 24424 KB Output is correct
19 Correct 27 ms 24312 KB Output is correct
20 Correct 26 ms 24440 KB Output is correct
21 Correct 27 ms 24440 KB Output is correct
22 Correct 25 ms 24312 KB Output is correct
23 Correct 26 ms 24316 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 22 ms 24056 KB Output is correct
3 Correct 23 ms 24060 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 23 ms 24184 KB Output is correct
6 Correct 29 ms 24056 KB Output is correct
7 Correct 23 ms 24184 KB Output is correct
8 Correct 23 ms 24056 KB Output is correct
9 Correct 24 ms 24184 KB Output is correct
10 Correct 25 ms 24184 KB Output is correct
11 Correct 29 ms 24184 KB Output is correct
12 Correct 24 ms 24184 KB Output is correct
13 Correct 29 ms 24184 KB Output is correct
14 Correct 27 ms 24184 KB Output is correct
15 Correct 23 ms 24184 KB Output is correct
16 Correct 23 ms 24060 KB Output is correct
17 Correct 26 ms 24312 KB Output is correct
18 Correct 31 ms 24424 KB Output is correct
19 Correct 27 ms 24312 KB Output is correct
20 Correct 26 ms 24440 KB Output is correct
21 Correct 27 ms 24440 KB Output is correct
22 Correct 25 ms 24312 KB Output is correct
23 Correct 26 ms 24316 KB Output is correct
24 Correct 246 ms 38716 KB Output is correct
25 Correct 351 ms 47912 KB Output is correct
26 Correct 272 ms 38776 KB Output is correct
27 Correct 383 ms 52728 KB Output is correct
28 Correct 305 ms 39572 KB Output is correct
29 Correct 217 ms 37112 KB Output is correct
30 Correct 467 ms 41356 KB Output is correct
31 Correct 169 ms 38412 KB Output is correct
32 Correct 118 ms 29088 KB Output is correct
33 Correct 393 ms 40552 KB Output is correct
34 Correct 426 ms 43792 KB Output is correct
35 Correct 439 ms 41080 KB Output is correct
36 Correct 399 ms 41060 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 22 ms 24056 KB Output is correct
3 Correct 23 ms 24060 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 23 ms 24184 KB Output is correct
6 Correct 29 ms 24056 KB Output is correct
7 Correct 23 ms 24184 KB Output is correct
8 Correct 23 ms 24056 KB Output is correct
9 Correct 24 ms 24184 KB Output is correct
10 Correct 25 ms 24184 KB Output is correct
11 Correct 29 ms 24184 KB Output is correct
12 Correct 24 ms 24184 KB Output is correct
13 Correct 29 ms 24184 KB Output is correct
14 Correct 27 ms 24184 KB Output is correct
15 Correct 23 ms 24184 KB Output is correct
16 Correct 23 ms 24060 KB Output is correct
17 Correct 26 ms 24312 KB Output is correct
18 Correct 31 ms 24424 KB Output is correct
19 Correct 27 ms 24312 KB Output is correct
20 Correct 26 ms 24440 KB Output is correct
21 Correct 27 ms 24440 KB Output is correct
22 Correct 25 ms 24312 KB Output is correct
23 Correct 26 ms 24316 KB Output is correct
24 Correct 246 ms 38716 KB Output is correct
25 Correct 351 ms 47912 KB Output is correct
26 Correct 272 ms 38776 KB Output is correct
27 Correct 383 ms 52728 KB Output is correct
28 Correct 305 ms 39572 KB Output is correct
29 Correct 217 ms 37112 KB Output is correct
30 Correct 467 ms 41356 KB Output is correct
31 Correct 169 ms 38412 KB Output is correct
32 Correct 118 ms 29088 KB Output is correct
33 Correct 393 ms 40552 KB Output is correct
34 Correct 426 ms 43792 KB Output is correct
35 Correct 439 ms 41080 KB Output is correct
36 Correct 399 ms 41060 KB Output is correct
37 Correct 291 ms 38560 KB Output is correct
38 Correct 410 ms 52600 KB Output is correct
39 Correct 438 ms 52600 KB Output is correct
40 Correct 281 ms 43128 KB Output is correct
41 Correct 23 ms 24184 KB Output is correct
42 Correct 517 ms 41208 KB Output is correct
43 Correct 395 ms 40144 KB Output is correct
44 Correct 499 ms 43836 KB Output is correct
45 Correct 447 ms 41168 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 22 ms 24056 KB Output is correct
3 Correct 23 ms 24060 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 23 ms 24184 KB Output is correct
6 Correct 29 ms 24056 KB Output is correct
7 Correct 23 ms 24184 KB Output is correct
8 Correct 23 ms 24056 KB Output is correct
9 Correct 24 ms 24184 KB Output is correct
10 Correct 25 ms 24184 KB Output is correct
11 Correct 29 ms 24184 KB Output is correct
12 Correct 24 ms 24184 KB Output is correct
13 Correct 29 ms 24184 KB Output is correct
14 Correct 27 ms 24184 KB Output is correct
15 Correct 23 ms 24184 KB Output is correct
16 Correct 23 ms 24060 KB Output is correct
17 Correct 26 ms 24312 KB Output is correct
18 Correct 31 ms 24424 KB Output is correct
19 Correct 27 ms 24312 KB Output is correct
20 Correct 26 ms 24440 KB Output is correct
21 Correct 27 ms 24440 KB Output is correct
22 Correct 25 ms 24312 KB Output is correct
23 Correct 26 ms 24316 KB Output is correct
24 Correct 246 ms 38716 KB Output is correct
25 Correct 351 ms 47912 KB Output is correct
26 Correct 272 ms 38776 KB Output is correct
27 Correct 383 ms 52728 KB Output is correct
28 Correct 305 ms 39572 KB Output is correct
29 Correct 217 ms 37112 KB Output is correct
30 Correct 467 ms 41356 KB Output is correct
31 Correct 169 ms 38412 KB Output is correct
32 Correct 118 ms 29088 KB Output is correct
33 Correct 393 ms 40552 KB Output is correct
34 Correct 426 ms 43792 KB Output is correct
35 Correct 439 ms 41080 KB Output is correct
36 Correct 399 ms 41060 KB Output is correct
37 Correct 291 ms 38560 KB Output is correct
38 Correct 410 ms 52600 KB Output is correct
39 Correct 438 ms 52600 KB Output is correct
40 Correct 281 ms 43128 KB Output is correct
41 Correct 23 ms 24184 KB Output is correct
42 Correct 517 ms 41208 KB Output is correct
43 Correct 395 ms 40144 KB Output is correct
44 Correct 499 ms 43836 KB Output is correct
45 Correct 447 ms 41168 KB Output is correct
46 Correct 1503 ms 95084 KB Output is correct
47 Correct 2239 ms 165308 KB Output is correct
48 Correct 2310 ms 165396 KB Output is correct
49 Correct 1340 ms 119312 KB Output is correct
50 Correct 2981 ms 109216 KB Output is correct
51 Correct 2087 ms 102460 KB Output is correct
52 Correct 2645 ms 118064 KB Output is correct
53 Correct 2548 ms 110572 KB Output is correct

Subtask #7
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 345 ms 49416 KB Output is correct
2 Correct 319 ms 40564 KB Output is correct
3 Correct 259 ms 37068 KB Output is correct
4 Correct 348 ms 46840 KB Output is correct
5 Correct 23 ms 24184 KB Output is correct
6 Correct 310 ms 39508 KB Output is correct
7 Correct 138 ms 32612 KB Output is correct
8 Correct 135 ms 29048 KB Output is correct
9 Correct 261 ms 37092 KB Output is correct
10 Correct 263 ms 43128 KB Output is correct
11 Correct 189 ms 37092 KB Output is correct
12 Correct 23 ms 24056 KB Output is correct
13 Correct 22 ms 24056 KB Output is correct
14 Correct 23 ms 24060 KB Output is correct
15 Correct 23 ms 24056 KB Output is correct
16 Correct 23 ms 24184 KB Output is correct
17 Correct 29 ms 24056 KB Output is correct
18 Correct 23 ms 24184 KB Output is correct
19 Correct 23 ms 24056 KB Output is correct
20 Correct 24 ms 24184 KB Output is correct
21 Correct 25 ms 24184 KB Output is correct
22 Correct 29 ms 24184 KB Output is correct
23 Correct 24 ms 24184 KB Output is correct
24 Correct 29 ms 24184 KB Output is correct
25 Correct 27 ms 24184 KB Output is correct
26 Correct 23 ms 24184 KB Output is correct
27 Correct 23 ms 24060 KB Output is correct
28 Correct 26 ms 24312 KB Output is correct
29 Correct 31 ms 24424 KB Output is correct
30 Correct 27 ms 24312 KB Output is correct
31 Correct 26 ms 24440 KB Output is correct
32 Correct 27 ms 24440 KB Output is correct
33 Correct 25 ms 24312 KB Output is correct
34 Correct 26 ms 24316 KB Output is correct
35 Correct 246 ms 38716 KB Output is correct
36 Correct 351 ms 47912 KB Output is correct
37 Correct 272 ms 38776 KB Output is correct
38 Correct 383 ms 52728 KB Output is correct
39 Correct 305 ms 39572 KB Output is correct
40 Correct 217 ms 37112 KB Output is correct
41 Correct 467 ms 41356 KB Output is correct
42 Correct 169 ms 38412 KB Output is correct
43 Correct 118 ms 29088 KB Output is correct
44 Correct 393 ms 40552 KB Output is correct
45 Correct 426 ms 43792 KB Output is correct
46 Correct 439 ms 41080 KB Output is correct
47 Correct 399 ms 41060 KB Output is correct
48 Correct 291 ms 38560 KB Output is correct
49 Correct 410 ms 52600 KB Output is correct
50 Correct 438 ms 52600 KB Output is correct
51 Correct 281 ms 43128 KB Output is correct
52 Correct 23 ms 24184 KB Output is correct
53 Correct 517 ms 41208 KB Output is correct
54 Correct 395 ms 40144 KB Output is correct
55 Correct 499 ms 43836 KB Output is correct
56 Correct 447 ms 41168 KB Output is correct
57 Correct 392 ms 51844 KB Output is correct
58 Correct 446 ms 55544 KB Output is correct
59 Incorrect 305 ms 44748 KB Output isn't correct
60 Halted 0 ms 0 KB -

Subtask #8
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 345 ms 49416 KB Output is correct
2 Correct 319 ms 40564 KB Output is correct
3 Correct 259 ms 37068 KB Output is correct
4 Correct 348 ms 46840 KB Output is correct
5 Correct 23 ms 24184 KB Output is correct
6 Correct 310 ms 39508 KB Output is correct
7 Correct 138 ms 32612 KB Output is correct
8 Correct 135 ms 29048 KB Output is correct
9 Correct 261 ms 37092 KB Output is correct
10 Correct 263 ms 43128 KB Output is correct
11 Correct 189 ms 37092 KB Output is correct
12 Correct 23 ms 24056 KB Output is correct
13 Correct 22 ms 24056 KB Output is correct
14 Correct 23 ms 24060 KB Output is correct
15 Correct 23 ms 24056 KB Output is correct
16 Correct 23 ms 24184 KB Output is correct
17 Correct 29 ms 24056 KB Output is correct
18 Correct 23 ms 24184 KB Output is correct
19 Correct 23 ms 24056 KB Output is correct
20 Correct 24 ms 24184 KB Output is correct
21 Correct 25 ms 24184 KB Output is correct
22 Correct 29 ms 24184 KB Output is correct
23 Correct 24 ms 24184 KB Output is correct
24 Correct 29 ms 24184 KB Output is correct
25 Correct 27 ms 24184 KB Output is correct
26 Correct 23 ms 24184 KB Output is correct
27 Correct 23 ms 24060 KB Output is correct
28 Correct 26 ms 24312 KB Output is correct
29 Correct 31 ms 24424 KB Output is correct
30 Correct 27 ms 24312 KB Output is correct
31 Correct 26 ms 24440 KB Output is correct
32 Correct 27 ms 24440 KB Output is correct
33 Correct 25 ms 24312 KB Output is correct
34 Correct 26 ms 24316 KB Output is correct
35 Correct 246 ms 38716 KB Output is correct
36 Correct 351 ms 47912 KB Output is correct
37 Correct 272 ms 38776 KB Output is correct
38 Correct 383 ms 52728 KB Output is correct
39 Correct 305 ms 39572 KB Output is correct
40 Correct 217 ms 37112 KB Output is correct
41 Correct 467 ms 41356 KB Output is correct
42 Correct 169 ms 38412 KB Output is correct
43 Correct 118 ms 29088 KB Output is correct
44 Correct 393 ms 40552 KB Output is correct
45 Correct 426 ms 43792 KB Output is correct
46 Correct 439 ms 41080 KB Output is correct
47 Correct 399 ms 41060 KB Output is correct
48 Correct 291 ms 38560 KB Output is correct
49 Correct 410 ms 52600 KB Output is correct
50 Correct 438 ms 52600 KB Output is correct
51 Correct 281 ms 43128 KB Output is correct
52 Correct 23 ms 24184 KB Output is correct
53 Correct 517 ms 41208 KB Output is correct
54 Correct 395 ms 40144 KB Output is correct
55 Correct 499 ms 43836 KB Output is correct
56 Correct 447 ms 41168 KB Output is correct
57 Correct 1503 ms 95084 KB Output is correct
58 Correct 2239 ms 165308 KB Output is correct
59 Correct 2310 ms 165396 KB Output is correct
60 Correct 1340 ms 119312 KB Output is correct
61 Correct 2981 ms 109216 KB Output is correct
62 Correct 2087 ms 102460 KB Output is correct
63 Correct 2645 ms 118064 KB Output is correct
64 Correct 2548 ms 110572 KB Output is correct
65 Correct 392 ms 51844 KB Output is correct
66 Correct 446 ms 55544 KB Output is correct
67 Incorrect 305 ms 44748 KB Output isn't correct
68 Halted 0 ms 0 KB -