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Submission #499245

# Submission time Handle Problem Language Result Execution time Memory
499245 2021-12-27T14:01:34 Z dennisstar Shopping Plans (CCO20_day2problem3) C++17
20 / 25
 235 ms 33172 KB 
#include <bits/stdc++.h>

using namespace std;
using ll = long long;

const int INF = 1e9;

struct dt {
	int i, cur, use, lst, sk, in;
	dt(int i=0, int c=0, int u=0, int l=0, int sk=0, int in=0) : i(i), cur(c), use(u), lst(l), sk(sk), in(in) {}
	bool operator <(dt p) const {
		return i<p.i;
	}
};

int main() {
	cin.tie(0)->sync_with_stdio(0);

	int n, m, k;
	cin>>n>>m>>k;
	vector<vector<int>> v(m);
	vector<int> s(m), e(m);
	ll mn=0;
	for (int i=0, a, b; i<n; i++) cin>>a>>b, v[a-1].emplace_back(b);
	for (int i=0; i<m; i++) {
		cin>>s[i]>>e[i];
		sort(v[i].begin(), v[i].end());
		if (v[i].size()<s[i]) {
			while (k--) cout<<"-1\n";
			return 0;
		}
		for (int j=0; j<s[i]; j++) mn+=v[i][j];
	}

	vector<int> in(m);
	for (int i=0; i<m; i++) in[i]=i;
	auto get = [&](int i) { return s[i]?v[i][s[i]-1]:0; };
	sort(in.begin(), in.end(), [&](int x, int y) {
		return (e[x]&&s[x]<v[x].size()?(v[x][s[x]]-get(x)):INF)
			< (e[y]&&s[y]<v[y].size()?(v[y][s[y]]-get(y)):INF);
	});

	priority_queue<pair<ll, dt>> pq;
	if (s[in[0]]) pq.emplace(-mn, dt(0, s[in[0]]-1, 1, v[in[0]].size(), 0, 1));
	else pq.emplace(-mn-v[in[0]][0], dt(0, 0, 1, v[in[0]].size(), 1)), k--, cout<<mn<<'\n';
	while (pq.size()&&k) {
		auto [cost, d]=pq.top();
		pq.pop();
		int i=in[d.i];
		int ni=d.i+1<m?in[d.i+1]:-1;
		cout<<-cost<<'\n';
		k--;

		if (!d.in&&ni!=-1&&s[ni]!=v[ni].size()&&e[ni]) {
			dt nxt(d.i+1, s[ni], 1, v[ni].size(), 1);
			if (d.sk) pq.emplace(cost-v[ni][s[ni]]+get(ni)+v[i][s[i]]-get(i), nxt);
			pq.emplace(cost-v[ni][s[ni]]+get(ni), nxt);
		}
		if (d.cur+1<d.lst) pq.emplace(cost-v[i][d.cur+1]+v[i][d.cur], dt(d.i, d.cur+1, d.use, d.lst, d.in));
		if (s[i]<=d.use&&d.use<e[i]&&d.cur) pq.emplace(cost-v[i][0], dt(d.i, 0, d.use+1, d.cur, 0));
		if (d.use<s[i]) pq.emplace(cost-v[i][s[i]-d.use]+v[i][s[i]-d.use-1], dt(d.i, s[i]-d.use, d.use+1, d.cur, 0));
	}

	while (k--) cout<<"-1\n";

	return 0;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:28:18: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} [-Wsign-compare]
   28 |   if (v[i].size()<s[i]) {
Main.cpp: In lambda function:
Main.cpp:39:21: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   39 |   return (e[x]&&s[x]<v[x].size()?(v[x][s[x]]-get(x)):INF)
Main.cpp:40:17: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   40 |    < (e[y]&&s[y]<v[y].size()?(v[y][s[y]]-get(y)):INF);
Main.cpp: In function 'int main()':
Main.cpp:54:27: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |   if (!d.in&&ni!=-1&&s[ni]!=v[ni].size()&&e[ni]) {

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 844 KB Output is correct
2 Correct 3 ms 844 KB Output is correct
3 Correct 3 ms 844 KB Output is correct
4 Correct 2 ms 716 KB Output is correct
5 Correct 3 ms 852 KB Output is correct
6 Correct 3 ms 844 KB Output is correct
7 Correct 2 ms 716 KB Output is correct
8 Correct 2 ms 716 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 3 ms 848 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 460 KB Output is correct
13 Correct 2 ms 716 KB Output is correct
14 Correct 3 ms 848 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 716 KB Output is correct
17 Correct 3 ms 716 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 1 ms 716 KB Output is correct
20 Correct 3 ms 844 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 2 ms 716 KB Output is correct
23 Correct 2 ms 708 KB Output is correct
24 Correct 2 ms 452 KB Output is correct
25 Correct 2 ms 456 KB Output is correct
26 Correct 3 ms 844 KB Output is correct
27 Correct 2 ms 844 KB Output is correct
28 Correct 3 ms 720 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 62 ms 18292 KB Output is correct
2 Correct 68 ms 18144 KB Output is correct
3 Correct 65 ms 18116 KB Output is correct
4 Correct 63 ms 18228 KB Output is correct
5 Correct 55 ms 10044 KB Output is correct
6 Correct 60 ms 9736 KB Output is correct
7 Correct 63 ms 17860 KB Output is correct
8 Correct 60 ms 17668 KB Output is correct
9 Correct 6 ms 844 KB Output is correct
10 Correct 71 ms 18224 KB Output is correct
11 Correct 6 ms 1068 KB Output is correct
12 Correct 26 ms 1964 KB Output is correct
13 Correct 67 ms 17828 KB Output is correct
14 Correct 65 ms 18336 KB Output is correct
15 Correct 6 ms 940 KB Output is correct
16 Correct 64 ms 17808 KB Output is correct
17 Correct 66 ms 18104 KB Output is correct
18 Correct 15 ms 1456 KB Output is correct
19 Correct 65 ms 18240 KB Output is correct
20 Correct 61 ms 18536 KB Output is correct
21 Correct 6 ms 952 KB Output is correct
22 Correct 59 ms 9104 KB Output is correct
23 Correct 61 ms 17436 KB Output is correct
24 Correct 6 ms 1136 KB Output is correct
25 Correct 5 ms 1080 KB Output is correct
26 Correct 59 ms 9804 KB Output is correct
27 Correct 58 ms 9784 KB Output is correct

Subtask #3
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 844 KB Output is correct
2 Correct 3 ms 844 KB Output is correct
3 Correct 3 ms 844 KB Output is correct
4 Correct 2 ms 716 KB Output is correct
5 Correct 3 ms 852 KB Output is correct
6 Correct 3 ms 844 KB Output is correct
7 Correct 2 ms 716 KB Output is correct
8 Correct 2 ms 716 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 3 ms 848 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 460 KB Output is correct
13 Correct 2 ms 716 KB Output is correct
14 Correct 3 ms 848 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 716 KB Output is correct
17 Correct 3 ms 716 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 1 ms 716 KB Output is correct
20 Correct 3 ms 844 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 2 ms 716 KB Output is correct
23 Correct 2 ms 708 KB Output is correct
24 Correct 2 ms 452 KB Output is correct
25 Correct 2 ms 456 KB Output is correct
26 Correct 3 ms 844 KB Output is correct
27 Correct 2 ms 844 KB Output is correct
28 Correct 3 ms 720 KB Output is correct
29 Correct 62 ms 18292 KB Output is correct
30 Correct 68 ms 18144 KB Output is correct
31 Correct 65 ms 18116 KB Output is correct
32 Correct 63 ms 18228 KB Output is correct
33 Correct 55 ms 10044 KB Output is correct
34 Correct 60 ms 9736 KB Output is correct
35 Correct 63 ms 17860 KB Output is correct
36 Correct 60 ms 17668 KB Output is correct
37 Correct 6 ms 844 KB Output is correct
38 Correct 71 ms 18224 KB Output is correct
39 Correct 6 ms 1068 KB Output is correct
40 Correct 26 ms 1964 KB Output is correct
41 Correct 67 ms 17828 KB Output is correct
42 Correct 65 ms 18336 KB Output is correct
43 Correct 6 ms 940 KB Output is correct
44 Correct 64 ms 17808 KB Output is correct
45 Correct 66 ms 18104 KB Output is correct
46 Correct 15 ms 1456 KB Output is correct
47 Correct 65 ms 18240 KB Output is correct
48 Correct 61 ms 18536 KB Output is correct
49 Correct 6 ms 952 KB Output is correct
50 Correct 59 ms 9104 KB Output is correct
51 Correct 61 ms 17436 KB Output is correct
52 Correct 6 ms 1136 KB Output is correct
53 Correct 5 ms 1080 KB Output is correct
54 Correct 59 ms 9804 KB Output is correct
55 Correct 58 ms 9784 KB Output is correct
56 Correct 195 ms 31848 KB Output is correct
57 Correct 164 ms 27888 KB Output is correct
58 Correct 169 ms 29336 KB Output is correct
59 Correct 145 ms 26016 KB Output is correct
60 Correct 188 ms 24100 KB Output is correct
61 Correct 182 ms 29024 KB Output is correct
62 Correct 133 ms 23828 KB Output is correct
63 Correct 105 ms 21120 KB Output is correct
64 Correct 62 ms 5440 KB Output is correct
65 Correct 156 ms 28080 KB Output is correct
66 Correct 60 ms 9412 KB Output is correct
67 Correct 51 ms 4420 KB Output is correct
68 Correct 73 ms 18632 KB Output is correct
69 Correct 173 ms 29184 KB Output is correct
70 Correct 7 ms 1228 KB Output is correct
71 Correct 71 ms 18764 KB Output is correct
72 Correct 153 ms 25996 KB Output is correct
73 Correct 6 ms 908 KB Output is correct
74 Correct 60 ms 11028 KB Output is correct
75 Correct 192 ms 32248 KB Output is correct
76 Correct 5 ms 844 KB Output is correct
77 Correct 60 ms 9648 KB Output is correct
78 Correct 113 ms 21388 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 2880 KB Output is correct
2 Correct 36 ms 1740 KB Output is correct
3 Correct 7 ms 972 KB Output is correct
4 Correct 7 ms 1068 KB Output is correct
5 Correct 219 ms 32912 KB Output is correct
6 Correct 188 ms 31692 KB Output is correct
7 Correct 205 ms 32304 KB Output is correct
8 Correct 167 ms 31132 KB Output is correct
9 Correct 222 ms 33172 KB Output is correct
10 Correct 208 ms 31524 KB Output is correct
11 Correct 165 ms 30180 KB Output is correct
12 Correct 142 ms 30108 KB Output is correct
13 Correct 127 ms 14660 KB Output is correct
14 Correct 195 ms 31720 KB Output is correct
15 Correct 209 ms 31668 KB Output is correct
16 Correct 66 ms 10116 KB Output is correct
17 Correct 69 ms 18196 KB Output is correct
18 Correct 224 ms 31900 KB Output is correct
19 Correct 64 ms 18564 KB Output is correct
20 Correct 70 ms 18228 KB Output is correct
21 Correct 169 ms 30944 KB Output is correct
22 Correct 59 ms 9996 KB Output is correct
23 Correct 67 ms 18312 KB Output is correct
24 Correct 235 ms 32968 KB Output is correct
25 Correct 70 ms 18672 KB Output is correct
26 Correct 62 ms 18584 KB Output is correct
27 Correct 150 ms 29676 KB Output is correct

Subtask #5
0.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 844 KB Output is correct
2 Correct 3 ms 844 KB Output is correct
3 Correct 3 ms 844 KB Output is correct
4 Correct 2 ms 716 KB Output is correct
5 Correct 3 ms 852 KB Output is correct
6 Correct 3 ms 844 KB Output is correct
7 Correct 2 ms 716 KB Output is correct
8 Correct 2 ms 716 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 3 ms 848 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 460 KB Output is correct
13 Correct 2 ms 716 KB Output is correct
14 Correct 3 ms 848 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 716 KB Output is correct
17 Correct 3 ms 716 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 1 ms 716 KB Output is correct
20 Correct 3 ms 844 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 2 ms 716 KB Output is correct
23 Correct 2 ms 708 KB Output is correct
24 Correct 2 ms 452 KB Output is correct
25 Correct 2 ms 456 KB Output is correct
26 Correct 3 ms 844 KB Output is correct
27 Correct 2 ms 844 KB Output is correct
28 Correct 3 ms 720 KB Output is correct
29 Correct 62 ms 18292 KB Output is correct
30 Correct 68 ms 18144 KB Output is correct
31 Correct 65 ms 18116 KB Output is correct
32 Correct 63 ms 18228 KB Output is correct
33 Correct 55 ms 10044 KB Output is correct
34 Correct 60 ms 9736 KB Output is correct
35 Correct 63 ms 17860 KB Output is correct
36 Correct 60 ms 17668 KB Output is correct
37 Correct 6 ms 844 KB Output is correct
38 Correct 71 ms 18224 KB Output is correct
39 Correct 6 ms 1068 KB Output is correct
40 Correct 26 ms 1964 KB Output is correct
41 Correct 67 ms 17828 KB Output is correct
42 Correct 65 ms 18336 KB Output is correct
43 Correct 6 ms 940 KB Output is correct
44 Correct 64 ms 17808 KB Output is correct
45 Correct 66 ms 18104 KB Output is correct
46 Correct 15 ms 1456 KB Output is correct
47 Correct 65 ms 18240 KB Output is correct
48 Correct 61 ms 18536 KB Output is correct
49 Correct 6 ms 952 KB Output is correct
50 Correct 59 ms 9104 KB Output is correct
51 Correct 61 ms 17436 KB Output is correct
52 Correct 6 ms 1136 KB Output is correct
53 Correct 5 ms 1080 KB Output is correct
54 Correct 59 ms 9804 KB Output is correct
55 Correct 58 ms 9784 KB Output is correct
56 Correct 195 ms 31848 KB Output is correct
57 Correct 164 ms 27888 KB Output is correct
58 Correct 169 ms 29336 KB Output is correct
59 Correct 145 ms 26016 KB Output is correct
60 Correct 188 ms 24100 KB Output is correct
61 Correct 182 ms 29024 KB Output is correct
62 Correct 133 ms 23828 KB Output is correct
63 Correct 105 ms 21120 KB Output is correct
64 Correct 62 ms 5440 KB Output is correct
65 Correct 156 ms 28080 KB Output is correct
66 Correct 60 ms 9412 KB Output is correct
67 Correct 51 ms 4420 KB Output is correct
68 Correct 73 ms 18632 KB Output is correct
69 Correct 173 ms 29184 KB Output is correct
70 Correct 7 ms 1228 KB Output is correct
71 Correct 71 ms 18764 KB Output is correct
72 Correct 153 ms 25996 KB Output is correct
73 Correct 6 ms 908 KB Output is correct
74 Correct 60 ms 11028 KB Output is correct
75 Correct 192 ms 32248 KB Output is correct
76 Correct 5 ms 844 KB Output is correct
77 Correct 60 ms 9648 KB Output is correct
78 Correct 113 ms 21388 KB Output is correct
79 Correct 43 ms 2880 KB Output is correct
80 Correct 36 ms 1740 KB Output is correct
81 Correct 7 ms 972 KB Output is correct
82 Correct 7 ms 1068 KB Output is correct
83 Correct 219 ms 32912 KB Output is correct
84 Correct 188 ms 31692 KB Output is correct
85 Correct 205 ms 32304 KB Output is correct
86 Correct 167 ms 31132 KB Output is correct
87 Correct 222 ms 33172 KB Output is correct
88 Correct 208 ms 31524 KB Output is correct
89 Correct 165 ms 30180 KB Output is correct
90 Correct 142 ms 30108 KB Output is correct
91 Correct 127 ms 14660 KB Output is correct
92 Correct 195 ms 31720 KB Output is correct
93 Correct 209 ms 31668 KB Output is correct
94 Correct 66 ms 10116 KB Output is correct
95 Correct 69 ms 18196 KB Output is correct
96 Correct 224 ms 31900 KB Output is correct
97 Correct 64 ms 18564 KB Output is correct
98 Correct 70 ms 18228 KB Output is correct
99 Correct 169 ms 30944 KB Output is correct
100 Correct 59 ms 9996 KB Output is correct
101 Correct 67 ms 18312 KB Output is correct
102 Correct 235 ms 32968 KB Output is correct
103 Correct 70 ms 18672 KB Output is correct
104 Correct 62 ms 18584 KB Output is correct
105 Correct 150 ms 29676 KB Output is correct
106 Correct 40 ms 1604 KB Output is correct
107 Incorrect 47 ms 5264 KB Output isn't correct
108 Halted 0 ms 0 KB -