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답안 #123308

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
123308 2019-07-01T06:45:45 Z 김세빈(#3018) Two Dishes (JOI19_dishes) C++14
74 / 100
 2940 ms 165128 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

struct fenwick{
	ll T[1010101];
	ll m;
	
	void init(int _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(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 344 ms 49008 KB Output is correct
2 Correct 287 ms 40308 KB Output is correct
3 Correct 245 ms 36708 KB Output is correct
4 Correct 331 ms 46448 KB Output is correct
5 Correct 23 ms 24184 KB Output is correct
6 Correct 300 ms 39400 KB Output is correct
7 Correct 132 ms 32356 KB Output is correct
8 Correct 127 ms 28740 KB Output is correct
9 Correct 252 ms 36704 KB Output is correct
10 Correct 257 ms 42948 KB Output is correct
11 Correct 185 ms 36712 KB Output is correct

Subtask #2
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 24184 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 23 ms 24184 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 23 ms 24056 KB Output is correct
6 Correct 27 ms 24056 KB Output is correct
7 Correct 27 ms 24056 KB Output is correct
8 Correct 27 ms 24056 KB Output is correct
9 Correct 27 ms 24184 KB Output is correct
10 Correct 27 ms 24156 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 26 ms 24136 KB Output is correct
13 Correct 23 ms 24144 KB Output is correct
14 Correct 23 ms 24056 KB Output is correct
15 Correct 23 ms 24184 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 24184 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 23 ms 24184 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 23 ms 24056 KB Output is correct
6 Correct 27 ms 24056 KB Output is correct
7 Correct 27 ms 24056 KB Output is correct
8 Correct 27 ms 24056 KB Output is correct
9 Correct 27 ms 24184 KB Output is correct
10 Correct 27 ms 24156 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 26 ms 24136 KB Output is correct
13 Correct 23 ms 24144 KB Output is correct
14 Correct 23 ms 24056 KB Output is correct
15 Correct 23 ms 24184 KB Output is correct
16 Correct 23 ms 24184 KB Output is correct
17 Correct 26 ms 24204 KB Output is correct
18 Correct 26 ms 24312 KB Output is correct
19 Correct 26 ms 24312 KB Output is correct
20 Correct 25 ms 24184 KB Output is correct
21 Correct 26 ms 24312 KB Output is correct
22 Correct 26 ms 24284 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 24184 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 23 ms 24184 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 23 ms 24056 KB Output is correct
6 Correct 27 ms 24056 KB Output is correct
7 Correct 27 ms 24056 KB Output is correct
8 Correct 27 ms 24056 KB Output is correct
9 Correct 27 ms 24184 KB Output is correct
10 Correct 27 ms 24156 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 26 ms 24136 KB Output is correct
13 Correct 23 ms 24144 KB Output is correct
14 Correct 23 ms 24056 KB Output is correct
15 Correct 23 ms 24184 KB Output is correct
16 Correct 23 ms 24184 KB Output is correct
17 Correct 26 ms 24204 KB Output is correct
18 Correct 26 ms 24312 KB Output is correct
19 Correct 26 ms 24312 KB Output is correct
20 Correct 25 ms 24184 KB Output is correct
21 Correct 26 ms 24312 KB Output is correct
22 Correct 26 ms 24284 KB Output is correct
23 Correct 26 ms 24312 KB Output is correct
24 Correct 234 ms 38356 KB Output is correct
25 Correct 340 ms 47560 KB Output is correct
26 Correct 236 ms 38444 KB Output is correct
27 Correct 358 ms 52312 KB Output is correct
28 Correct 298 ms 39172 KB Output is correct
29 Correct 212 ms 36772 KB Output is correct
30 Correct 488 ms 40852 KB Output is correct
31 Correct 166 ms 38304 KB Output is correct
32 Correct 116 ms 28816 KB Output is correct
33 Correct 354 ms 39932 KB Output is correct
34 Correct 425 ms 43240 KB Output is correct
35 Correct 386 ms 40936 KB Output is correct
36 Correct 389 ms 40952 KB Output is correct

Subtask #5
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 24184 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 23 ms 24184 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 23 ms 24056 KB Output is correct
6 Correct 27 ms 24056 KB Output is correct
7 Correct 27 ms 24056 KB Output is correct
8 Correct 27 ms 24056 KB Output is correct
9 Correct 27 ms 24184 KB Output is correct
10 Correct 27 ms 24156 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 26 ms 24136 KB Output is correct
13 Correct 23 ms 24144 KB Output is correct
14 Correct 23 ms 24056 KB Output is correct
15 Correct 23 ms 24184 KB Output is correct
16 Correct 23 ms 24184 KB Output is correct
17 Correct 26 ms 24204 KB Output is correct
18 Correct 26 ms 24312 KB Output is correct
19 Correct 26 ms 24312 KB Output is correct
20 Correct 25 ms 24184 KB Output is correct
21 Correct 26 ms 24312 KB Output is correct
22 Correct 26 ms 24284 KB Output is correct
23 Correct 26 ms 24312 KB Output is correct
24 Correct 234 ms 38356 KB Output is correct
25 Correct 340 ms 47560 KB Output is correct
26 Correct 236 ms 38444 KB Output is correct
27 Correct 358 ms 52312 KB Output is correct
28 Correct 298 ms 39172 KB Output is correct
29 Correct 212 ms 36772 KB Output is correct
30 Correct 488 ms 40852 KB Output is correct
31 Correct 166 ms 38304 KB Output is correct
32 Correct 116 ms 28816 KB Output is correct
33 Correct 354 ms 39932 KB Output is correct
34 Correct 425 ms 43240 KB Output is correct
35 Correct 386 ms 40936 KB Output is correct
36 Correct 389 ms 40952 KB Output is correct
37 Correct 278 ms 38360 KB Output is correct
38 Correct 393 ms 52264 KB Output is correct
39 Correct 422 ms 52264 KB Output is correct
40 Correct 274 ms 42884 KB Output is correct
41 Correct 23 ms 24132 KB Output is correct
42 Correct 516 ms 41004 KB Output is correct
43 Correct 385 ms 39904 KB Output is correct
44 Correct 456 ms 43408 KB Output is correct
45 Correct 435 ms 40932 KB Output is correct

Subtask #6
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 24184 KB Output is correct
2 Correct 23 ms 24056 KB Output is correct
3 Correct 23 ms 24184 KB Output is correct
4 Correct 23 ms 24056 KB Output is correct
5 Correct 23 ms 24056 KB Output is correct
6 Correct 27 ms 24056 KB Output is correct
7 Correct 27 ms 24056 KB Output is correct
8 Correct 27 ms 24056 KB Output is correct
9 Correct 27 ms 24184 KB Output is correct
10 Correct 27 ms 24156 KB Output is correct
11 Correct 23 ms 24056 KB Output is correct
12 Correct 26 ms 24136 KB Output is correct
13 Correct 23 ms 24144 KB Output is correct
14 Correct 23 ms 24056 KB Output is correct
15 Correct 23 ms 24184 KB Output is correct
16 Correct 23 ms 24184 KB Output is correct
17 Correct 26 ms 24204 KB Output is correct
18 Correct 26 ms 24312 KB Output is correct
19 Correct 26 ms 24312 KB Output is correct
20 Correct 25 ms 24184 KB Output is correct
21 Correct 26 ms 24312 KB Output is correct
22 Correct 26 ms 24284 KB Output is correct
23 Correct 26 ms 24312 KB Output is correct
24 Correct 234 ms 38356 KB Output is correct
25 Correct 340 ms 47560 KB Output is correct
26 Correct 236 ms 38444 KB Output is correct
27 Correct 358 ms 52312 KB Output is correct
28 Correct 298 ms 39172 KB Output is correct
29 Correct 212 ms 36772 KB Output is correct
30 Correct 488 ms 40852 KB Output is correct
31 Correct 166 ms 38304 KB Output is correct
32 Correct 116 ms 28816 KB Output is correct
33 Correct 354 ms 39932 KB Output is correct
34 Correct 425 ms 43240 KB Output is correct
35 Correct 386 ms 40936 KB Output is correct
36 Correct 389 ms 40952 KB Output is correct
37 Correct 278 ms 38360 KB Output is correct
38 Correct 393 ms 52264 KB Output is correct
39 Correct 422 ms 52264 KB Output is correct
40 Correct 274 ms 42884 KB Output is correct
41 Correct 23 ms 24132 KB Output is correct
42 Correct 516 ms 41004 KB Output is correct
43 Correct 385 ms 39904 KB Output is correct
44 Correct 456 ms 43408 KB Output is correct
45 Correct 435 ms 40932 KB Output is correct
46 Correct 1309 ms 94784 KB Output is correct
47 Correct 2108 ms 165128 KB Output is correct
48 Correct 2321 ms 165088 KB Output is correct
49 Correct 1296 ms 118192 KB Output is correct
50 Correct 2940 ms 108152 KB Output is correct
51 Correct 2047 ms 101308 KB Output is correct
52 Correct 2551 ms 117000 KB Output is correct
53 Correct 2482 ms 107888 KB Output is correct

Subtask #7
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 344 ms 49008 KB Output is correct
2 Correct 287 ms 40308 KB Output is correct
3 Correct 245 ms 36708 KB Output is correct
4 Correct 331 ms 46448 KB Output is correct
5 Correct 23 ms 24184 KB Output is correct
6 Correct 300 ms 39400 KB Output is correct
7 Correct 132 ms 32356 KB Output is correct
8 Correct 127 ms 28740 KB Output is correct
9 Correct 252 ms 36704 KB Output is correct
10 Correct 257 ms 42948 KB Output is correct
11 Correct 185 ms 36712 KB Output is correct
12 Correct 23 ms 24184 KB Output is correct
13 Correct 23 ms 24056 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 27 ms 24056 KB Output is correct
18 Correct 27 ms 24056 KB Output is correct
19 Correct 27 ms 24056 KB Output is correct
20 Correct 27 ms 24184 KB Output is correct
21 Correct 27 ms 24156 KB Output is correct
22 Correct 23 ms 24056 KB Output is correct
23 Correct 26 ms 24136 KB Output is correct
24 Correct 23 ms 24144 KB Output is correct
25 Correct 23 ms 24056 KB Output is correct
26 Correct 23 ms 24184 KB Output is correct
27 Correct 23 ms 24184 KB Output is correct
28 Correct 26 ms 24204 KB Output is correct
29 Correct 26 ms 24312 KB Output is correct
30 Correct 26 ms 24312 KB Output is correct
31 Correct 25 ms 24184 KB Output is correct
32 Correct 26 ms 24312 KB Output is correct
33 Correct 26 ms 24284 KB Output is correct
34 Correct 26 ms 24312 KB Output is correct
35 Correct 234 ms 38356 KB Output is correct
36 Correct 340 ms 47560 KB Output is correct
37 Correct 236 ms 38444 KB Output is correct
38 Correct 358 ms 52312 KB Output is correct
39 Correct 298 ms 39172 KB Output is correct
40 Correct 212 ms 36772 KB Output is correct
41 Correct 488 ms 40852 KB Output is correct
42 Correct 166 ms 38304 KB Output is correct
43 Correct 116 ms 28816 KB Output is correct
44 Correct 354 ms 39932 KB Output is correct
45 Correct 425 ms 43240 KB Output is correct
46 Correct 386 ms 40936 KB Output is correct
47 Correct 389 ms 40952 KB Output is correct
48 Correct 278 ms 38360 KB Output is correct
49 Correct 393 ms 52264 KB Output is correct
50 Correct 422 ms 52264 KB Output is correct
51 Correct 274 ms 42884 KB Output is correct
52 Correct 23 ms 24132 KB Output is correct
53 Correct 516 ms 41004 KB Output is correct
54 Correct 385 ms 39904 KB Output is correct
55 Correct 456 ms 43408 KB Output is correct
56 Correct 435 ms 40932 KB Output is correct
57 Correct 386 ms 49356 KB Output is correct
58 Correct 432 ms 53880 KB Output is correct
59 Incorrect 303 ms 46072 KB Output isn't correct
60 Halted 0 ms 0 KB -

Subtask #8
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 344 ms 49008 KB Output is correct
2 Correct 287 ms 40308 KB Output is correct
3 Correct 245 ms 36708 KB Output is correct
4 Correct 331 ms 46448 KB Output is correct
5 Correct 23 ms 24184 KB Output is correct
6 Correct 300 ms 39400 KB Output is correct
7 Correct 132 ms 32356 KB Output is correct
8 Correct 127 ms 28740 KB Output is correct
9 Correct 252 ms 36704 KB Output is correct
10 Correct 257 ms 42948 KB Output is correct
11 Correct 185 ms 36712 KB Output is correct
12 Correct 23 ms 24184 KB Output is correct
13 Correct 23 ms 24056 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 27 ms 24056 KB Output is correct
18 Correct 27 ms 24056 KB Output is correct
19 Correct 27 ms 24056 KB Output is correct
20 Correct 27 ms 24184 KB Output is correct
21 Correct 27 ms 24156 KB Output is correct
22 Correct 23 ms 24056 KB Output is correct
23 Correct 26 ms 24136 KB Output is correct
24 Correct 23 ms 24144 KB Output is correct
25 Correct 23 ms 24056 KB Output is correct
26 Correct 23 ms 24184 KB Output is correct
27 Correct 23 ms 24184 KB Output is correct
28 Correct 26 ms 24204 KB Output is correct
29 Correct 26 ms 24312 KB Output is correct
30 Correct 26 ms 24312 KB Output is correct
31 Correct 25 ms 24184 KB Output is correct
32 Correct 26 ms 24312 KB Output is correct
33 Correct 26 ms 24284 KB Output is correct
34 Correct 26 ms 24312 KB Output is correct
35 Correct 234 ms 38356 KB Output is correct
36 Correct 340 ms 47560 KB Output is correct
37 Correct 236 ms 38444 KB Output is correct
38 Correct 358 ms 52312 KB Output is correct
39 Correct 298 ms 39172 KB Output is correct
40 Correct 212 ms 36772 KB Output is correct
41 Correct 488 ms 40852 KB Output is correct
42 Correct 166 ms 38304 KB Output is correct
43 Correct 116 ms 28816 KB Output is correct
44 Correct 354 ms 39932 KB Output is correct
45 Correct 425 ms 43240 KB Output is correct
46 Correct 386 ms 40936 KB Output is correct
47 Correct 389 ms 40952 KB Output is correct
48 Correct 278 ms 38360 KB Output is correct
49 Correct 393 ms 52264 KB Output is correct
50 Correct 422 ms 52264 KB Output is correct
51 Correct 274 ms 42884 KB Output is correct
52 Correct 23 ms 24132 KB Output is correct
53 Correct 516 ms 41004 KB Output is correct
54 Correct 385 ms 39904 KB Output is correct
55 Correct 456 ms 43408 KB Output is correct
56 Correct 435 ms 40932 KB Output is correct
57 Correct 1309 ms 94784 KB Output is correct
58 Correct 2108 ms 165128 KB Output is correct
59 Correct 2321 ms 165088 KB Output is correct
60 Correct 1296 ms 118192 KB Output is correct
61 Correct 2940 ms 108152 KB Output is correct
62 Correct 2047 ms 101308 KB Output is correct
63 Correct 2551 ms 117000 KB Output is correct
64 Correct 2482 ms 107888 KB Output is correct
65 Correct 386 ms 49356 KB Output is correct
66 Correct 432 ms 53880 KB Output is correct
67 Incorrect 303 ms 46072 KB Output isn't correct
68 Halted 0 ms 0 KB -