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Submission #869570

# Submission time Handle Problem Language Result Execution time Memory
869570 2023-11-04T18:46:20 Z Hakiers Self Study (JOI22_ho_t2) C++17
100 / 100
 154 ms 11348 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
const int MAXN = 3e5 + 7;
pair<ll, ll> courses[MAXN];
ll n, m;

bool check(ll mid){
	ll tickets = n*m;
	
	for(int i = 1; i <= n; i++){
		ld tmp = mid;
		tickets -= min(m, (ll)ceil(tmp/courses[i].first));
		tmp -= min(m, (ll)ceil(tmp/courses[i].first)) * courses[i].first;

		if(tmp > 0)
			tickets -= (ll)ceil(tmp/courses[i].second);
		
		if(tickets < 0) return false;
	}
	
	return true;
}

ll BS(){

	ll l = 1, r = (m * 1e9), mid;
	
	while(l < r){
		mid = (l+r)/2;
		if(check(mid)) l = mid + 1;
		else r = mid;
	}
	
	if(!check(l)) l--;
	return l;
}

int main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cin >> n >> m;
	for(int i = 1; i <= n; i++)
		cin >> courses[i].first;
	for(int i = 1; i <= n; i++){
		cin >> courses[i].second;
		courses[i].first = max(courses[i].first, courses[i].second);
	}
	
	cout << BS() << "\n";

}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 472 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 464 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 576 KB Output is correct
11 Correct 82 ms 10700 KB Output is correct
12 Correct 92 ms 10836 KB Output is correct
13 Correct 73 ms 8824 KB Output is correct
14 Correct 82 ms 8940 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 28 ms 6140 KB Output is correct
17 Correct 84 ms 11348 KB Output is correct
18 Correct 82 ms 10840 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 28 ms 6140 KB Output is correct
3 Correct 84 ms 11348 KB Output is correct
4 Correct 82 ms 10840 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 53 ms 7628 KB Output is correct
14 Correct 33 ms 4640 KB Output is correct
15 Correct 26 ms 4048 KB Output is correct
16 Correct 23 ms 4092 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 2 ms 604 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 472 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 464 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 576 KB Output is correct
11 Correct 82 ms 10700 KB Output is correct
12 Correct 92 ms 10836 KB Output is correct
13 Correct 73 ms 8824 KB Output is correct
14 Correct 82 ms 8940 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 53 ms 7628 KB Output is correct
24 Correct 33 ms 4640 KB Output is correct
25 Correct 26 ms 4048 KB Output is correct
26 Correct 23 ms 4092 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 2 ms 604 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 28 ms 6140 KB Output is correct
36 Correct 84 ms 11348 KB Output is correct
37 Correct 82 ms 10840 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 460 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 2 ms 604 KB Output is correct
46 Correct 4 ms 720 KB Output is correct
47 Correct 1 ms 348 KB Output is correct
48 Correct 28 ms 3676 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 2 ms 604 KB Output is correct
52 Correct 0 ms 348 KB Output is correct
53 Correct 0 ms 348 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 80 ms 7600 KB Output is correct
56 Correct 28 ms 3828 KB Output is correct
57 Correct 25 ms 3932 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 53 ms 7628 KB Output is correct
10 Correct 33 ms 4640 KB Output is correct
11 Correct 26 ms 4048 KB Output is correct
12 Correct 23 ms 4092 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 2 ms 604 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 28 ms 6140 KB Output is correct
22 Correct 84 ms 11348 KB Output is correct
23 Correct 82 ms 10840 KB Output is correct
24 Correct 21 ms 3416 KB Output is correct
25 Correct 60 ms 5272 KB Output is correct
26 Correct 12 ms 3164 KB Output is correct
27 Correct 86 ms 10992 KB Output is correct
28 Correct 108 ms 10744 KB Output is correct
29 Correct 101 ms 11092 KB Output is correct
30 Correct 114 ms 10880 KB Output is correct
31 Correct 134 ms 10928 KB Output is correct
32 Correct 80 ms 6300 KB Output is correct
33 Correct 123 ms 11348 KB Output is correct
34 Correct 90 ms 6228 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 472 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 464 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 576 KB Output is correct
11 Correct 82 ms 10700 KB Output is correct
12 Correct 92 ms 10836 KB Output is correct
13 Correct 73 ms 8824 KB Output is correct
14 Correct 82 ms 8940 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 53 ms 7628 KB Output is correct
24 Correct 33 ms 4640 KB Output is correct
25 Correct 26 ms 4048 KB Output is correct
26 Correct 23 ms 4092 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 2 ms 604 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 460 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 2 ms 604 KB Output is correct
42 Correct 4 ms 720 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 28 ms 3676 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 2 ms 604 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 80 ms 7600 KB Output is correct
52 Correct 28 ms 3828 KB Output is correct
53 Correct 25 ms 3932 KB Output is correct
54 Correct 21 ms 3416 KB Output is correct
55 Correct 60 ms 5272 KB Output is correct
56 Correct 12 ms 3164 KB Output is correct
57 Correct 86 ms 10992 KB Output is correct
58 Correct 108 ms 10744 KB Output is correct
59 Correct 101 ms 11092 KB Output is correct
60 Correct 114 ms 10880 KB Output is correct
61 Correct 134 ms 10928 KB Output is correct
62 Correct 80 ms 6300 KB Output is correct
63 Correct 123 ms 11348 KB Output is correct
64 Correct 90 ms 6228 KB Output is correct
65 Correct 0 ms 348 KB Output is correct
66 Correct 28 ms 6140 KB Output is correct
67 Correct 84 ms 11348 KB Output is correct
68 Correct 82 ms 10840 KB Output is correct
69 Correct 16 ms 3160 KB Output is correct
70 Correct 4 ms 604 KB Output is correct
71 Correct 0 ms 348 KB Output is correct
72 Correct 21 ms 3528 KB Output is correct
73 Correct 5 ms 604 KB Output is correct
74 Correct 1 ms 504 KB Output is correct
75 Correct 126 ms 10840 KB Output is correct
76 Correct 116 ms 10836 KB Output is correct
77 Correct 125 ms 10856 KB Output is correct
78 Correct 138 ms 10876 KB Output is correct
79 Correct 154 ms 10836 KB Output is correct
80 Correct 153 ms 10864 KB Output is correct
81 Correct 110 ms 8944 KB Output is correct
82 Correct 111 ms 8784 KB Output is correct