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Submission #686763

# Submission time Handle Problem Language Result Execution time Memory
686763 2023-01-25T23:13:56 Z yaufung Self Study (JOI22_ho_t2) C++17
100 / 100
 295 ms 11452 KB 
#include <bits/stdc++.h>
using namespace std;

int main() {
    ios::sync_with_stdio(false);
    long long n, m;
    cin >> n >> m;
    vector<long long> a(n), b(n);
    for (int i = 0; i < n; i++) {
    	cin >> a[i];
	}
	for (int i = 0; i < n; i++) {
		cin >> b[i];
	}
	long long bot, top, mid;
	bot = 1;
	top = 1e18 + 1;
	while (bot <= top) {
		mid = (bot + top) / 2;
		long long remain = 0;
		for (int i = 0; i < n; i++) {
			long long need;
			if (b[i] >= a[i]) {
				remain += m;
				need = (mid - 1) / b[i] + 1;
				remain -= need;
			}
			else {
				need = (mid - 1) / a[i] + 1;
				if (need <= m) {
					remain += (m - need);
				}
				else {
					need = (mid - m * a[i] - 1) / b[i] + 1;
					remain -= need;
				}
			}
			remain = max(remain, - n * m - 1);
			remain = min(remain, n * m + 1);
		}
		if (remain >= 0) bot = mid + 1;
		else top = mid - 1;
	}
	cout << top << "\n";
    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 4 ms 340 KB Output is correct
11 Correct 209 ms 5004 KB Output is correct
12 Correct 224 ms 5016 KB Output is correct
13 Correct 158 ms 5012 KB Output is correct
14 Correct 295 ms 5012 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 201 ms 6180 KB Output is correct
17 Correct 182 ms 11392 KB Output is correct
18 Correct 172 ms 10896 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 201 ms 6180 KB Output is correct
3 Correct 182 ms 11392 KB Output is correct
4 Correct 172 ms 10896 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 81 ms 2644 KB Output is correct
14 Correct 57 ms 1896 KB Output is correct
15 Correct 48 ms 1492 KB Output is correct
16 Correct 35 ms 1236 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 4 ms 340 KB Output is correct
23 Correct 4 ms 468 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 4 ms 340 KB Output is correct
11 Correct 209 ms 5004 KB Output is correct
12 Correct 224 ms 5016 KB Output is correct
13 Correct 158 ms 5012 KB Output is correct
14 Correct 295 ms 5012 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 81 ms 2644 KB Output is correct
24 Correct 57 ms 1896 KB Output is correct
25 Correct 48 ms 1492 KB Output is correct
26 Correct 35 ms 1236 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 4 ms 340 KB Output is correct
33 Correct 4 ms 468 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 201 ms 6180 KB Output is correct
36 Correct 182 ms 11392 KB Output is correct
37 Correct 172 ms 10896 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 316 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 1 ms 212 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 4 ms 504 KB Output is correct
46 Correct 7 ms 624 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 36 ms 2120 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 4 ms 456 KB Output is correct
52 Correct 0 ms 316 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 0 ms 212 KB Output is correct
55 Correct 110 ms 5516 KB Output is correct
56 Correct 60 ms 3152 KB Output is correct
57 Correct 99 ms 3156 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 81 ms 2644 KB Output is correct
10 Correct 57 ms 1896 KB Output is correct
11 Correct 48 ms 1492 KB Output is correct
12 Correct 35 ms 1236 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 4 ms 340 KB Output is correct
19 Correct 4 ms 468 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 201 ms 6180 KB Output is correct
22 Correct 182 ms 11392 KB Output is correct
23 Correct 172 ms 10896 KB Output is correct
24 Correct 33 ms 1940 KB Output is correct
25 Correct 87 ms 4940 KB Output is correct
26 Correct 18 ms 1360 KB Output is correct
27 Correct 172 ms 10756 KB Output is correct
28 Correct 166 ms 10752 KB Output is correct
29 Correct 169 ms 10808 KB Output is correct
30 Correct 177 ms 10828 KB Output is correct
31 Correct 220 ms 10816 KB Output is correct
32 Correct 240 ms 6084 KB Output is correct
33 Correct 251 ms 11452 KB Output is correct
34 Correct 221 ms 6092 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 4 ms 340 KB Output is correct
11 Correct 209 ms 5004 KB Output is correct
12 Correct 224 ms 5016 KB Output is correct
13 Correct 158 ms 5012 KB Output is correct
14 Correct 295 ms 5012 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 81 ms 2644 KB Output is correct
24 Correct 57 ms 1896 KB Output is correct
25 Correct 48 ms 1492 KB Output is correct
26 Correct 35 ms 1236 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 4 ms 340 KB Output is correct
33 Correct 4 ms 468 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 316 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 4 ms 504 KB Output is correct
42 Correct 7 ms 624 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 36 ms 2120 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 4 ms 456 KB Output is correct
48 Correct 0 ms 316 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 110 ms 5516 KB Output is correct
52 Correct 60 ms 3152 KB Output is correct
53 Correct 99 ms 3156 KB Output is correct
54 Correct 33 ms 1940 KB Output is correct
55 Correct 87 ms 4940 KB Output is correct
56 Correct 18 ms 1360 KB Output is correct
57 Correct 172 ms 10756 KB Output is correct
58 Correct 166 ms 10752 KB Output is correct
59 Correct 169 ms 10808 KB Output is correct
60 Correct 177 ms 10828 KB Output is correct
61 Correct 220 ms 10816 KB Output is correct
62 Correct 240 ms 6084 KB Output is correct
63 Correct 251 ms 11452 KB Output is correct
64 Correct 221 ms 6092 KB Output is correct
65 Correct 1 ms 212 KB Output is correct
66 Correct 201 ms 6180 KB Output is correct
67 Correct 182 ms 11392 KB Output is correct
68 Correct 172 ms 10896 KB Output is correct
69 Correct 29 ms 1472 KB Output is correct
70 Correct 7 ms 576 KB Output is correct
71 Correct 0 ms 212 KB Output is correct
72 Correct 34 ms 1748 KB Output is correct
73 Correct 9 ms 648 KB Output is correct
74 Correct 1 ms 340 KB Output is correct
75 Correct 233 ms 10760 KB Output is correct
76 Correct 212 ms 10752 KB Output is correct
77 Correct 223 ms 10756 KB Output is correct
78 Correct 225 ms 10700 KB Output is correct
79 Correct 240 ms 10760 KB Output is correct
80 Correct 240 ms 10748 KB Output is correct
81 Correct 225 ms 8716 KB Output is correct
82 Correct 234 ms 8908 KB Output is correct