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Submission #624429

# Submission time Handle Problem Language Result Execution time Memory
624429 2022-08-08T09:13:25 Z QwertyPi Self Study (JOI22_ho_t2) C++14
100 / 100
 574 ms 11504 KB 
#include <bits/stdc++.h>
#define int long long
using namespace std;

const int N = 3e5 + 10;
int a[N], b[N];

int n, m;

bool check(int x){
	__int128_t remain = n * m;
	for(int i = 0; i < n; i++){
		__int128_t y = x;
		if(b[i] > a[i]) a[i] = b[i];
		__int128_t r1 = min((y + a[i] - 1) / a[i], (__int128_t) m);
		remain -= r1;
		y -= r1 * a[i];
		__int128_t r2 = (y + b[i] - 1) / b[i];
		if(r2 >= INT64_MAX) return false;
		remain -= max((__int128_t) 0LL, r2);
	}
	return remain >= 0;
}

int32_t main(){
	cin >> n >> m;
	for(int i = 0; i < n; i++){
		cin >> a[i];
	}
	for(int i = 0; i < n; i++){
		cin >> b[i];
	}
	int l = 0, r = 1e18;
	while(l != r){
		if(check((l + r + 1) / 2)){
			l = (l + r + 1) / 2;
		}else{
			r = (l + r + 1) / 2 - 1;
		}
	}
	cout << l << endl;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 316 KB Output is correct
3 Correct 1 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 1 ms 212 KB Output is correct
7 Correct 1 ms 304 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 8 ms 468 KB Output is correct
11 Correct 498 ms 10824 KB Output is correct
12 Correct 531 ms 10828 KB Output is correct
13 Correct 378 ms 8796 KB Output is correct
14 Correct 436 ms 8796 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 416 ms 6148 KB Output is correct
17 Correct 469 ms 11440 KB Output is correct
18 Correct 481 ms 10832 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 416 ms 6148 KB Output is correct
3 Correct 469 ms 11440 KB Output is correct
4 Correct 481 ms 10832 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 220 KB Output is correct
8 Correct 1 ms 220 KB Output is correct
9 Correct 1 ms 228 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 308 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 232 ms 5552 KB Output is correct
14 Correct 174 ms 3792 KB Output is correct
15 Correct 119 ms 2916 KB Output is correct
16 Correct 96 ms 2336 KB Output is correct
17 Correct 2 ms 324 KB Output is correct
18 Correct 1 ms 312 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 312 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 7 ms 400 KB Output is correct
23 Correct 8 ms 444 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 316 KB Output is correct
3 Correct 1 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 1 ms 212 KB Output is correct
7 Correct 1 ms 304 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 8 ms 468 KB Output is correct
11 Correct 498 ms 10824 KB Output is correct
12 Correct 531 ms 10828 KB Output is correct
13 Correct 378 ms 8796 KB Output is correct
14 Correct 436 ms 8796 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 220 KB Output is correct
18 Correct 1 ms 220 KB Output is correct
19 Correct 1 ms 228 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 308 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 232 ms 5552 KB Output is correct
24 Correct 174 ms 3792 KB Output is correct
25 Correct 119 ms 2916 KB Output is correct
26 Correct 96 ms 2336 KB Output is correct
27 Correct 2 ms 324 KB Output is correct
28 Correct 1 ms 312 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 312 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 7 ms 400 KB Output is correct
33 Correct 8 ms 444 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 416 ms 6148 KB Output is correct
36 Correct 469 ms 11440 KB Output is correct
37 Correct 481 ms 10832 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 1 ms 300 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 1 ms 316 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 11 ms 492 KB Output is correct
46 Correct 19 ms 576 KB Output is correct
47 Correct 2 ms 316 KB Output is correct
48 Correct 84 ms 2092 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 9 ms 468 KB Output is correct
52 Correct 0 ms 212 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 249 ms 5516 KB Output is correct
56 Correct 133 ms 3128 KB Output is correct
57 Correct 153 ms 3136 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 220 KB Output is correct
4 Correct 1 ms 220 KB Output is correct
5 Correct 1 ms 228 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 308 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 232 ms 5552 KB Output is correct
10 Correct 174 ms 3792 KB Output is correct
11 Correct 119 ms 2916 KB Output is correct
12 Correct 96 ms 2336 KB Output is correct
13 Correct 2 ms 324 KB Output is correct
14 Correct 1 ms 312 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 312 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 7 ms 400 KB Output is correct
19 Correct 8 ms 444 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 416 ms 6148 KB Output is correct
22 Correct 469 ms 11440 KB Output is correct
23 Correct 481 ms 10832 KB Output is correct
24 Correct 78 ms 1868 KB Output is correct
25 Correct 223 ms 5080 KB Output is correct
26 Correct 48 ms 1356 KB Output is correct
27 Correct 454 ms 10788 KB Output is correct
28 Correct 489 ms 10788 KB Output is correct
29 Correct 477 ms 10852 KB Output is correct
30 Correct 474 ms 10780 KB Output is correct
31 Correct 481 ms 10692 KB Output is correct
32 Correct 426 ms 6152 KB Output is correct
33 Correct 491 ms 11504 KB Output is correct
34 Correct 452 ms 6164 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 316 KB Output is correct
3 Correct 1 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 1 ms 212 KB Output is correct
7 Correct 1 ms 304 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 8 ms 468 KB Output is correct
11 Correct 498 ms 10824 KB Output is correct
12 Correct 531 ms 10828 KB Output is correct
13 Correct 378 ms 8796 KB Output is correct
14 Correct 436 ms 8796 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 220 KB Output is correct
18 Correct 1 ms 220 KB Output is correct
19 Correct 1 ms 228 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 308 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 232 ms 5552 KB Output is correct
24 Correct 174 ms 3792 KB Output is correct
25 Correct 119 ms 2916 KB Output is correct
26 Correct 96 ms 2336 KB Output is correct
27 Correct 2 ms 324 KB Output is correct
28 Correct 1 ms 312 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 312 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 7 ms 400 KB Output is correct
33 Correct 8 ms 444 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 1 ms 300 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 1 ms 316 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 11 ms 492 KB Output is correct
42 Correct 19 ms 576 KB Output is correct
43 Correct 2 ms 316 KB Output is correct
44 Correct 84 ms 2092 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 9 ms 468 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 249 ms 5516 KB Output is correct
52 Correct 133 ms 3128 KB Output is correct
53 Correct 153 ms 3136 KB Output is correct
54 Correct 78 ms 1868 KB Output is correct
55 Correct 223 ms 5080 KB Output is correct
56 Correct 48 ms 1356 KB Output is correct
57 Correct 454 ms 10788 KB Output is correct
58 Correct 489 ms 10788 KB Output is correct
59 Correct 477 ms 10852 KB Output is correct
60 Correct 474 ms 10780 KB Output is correct
61 Correct 481 ms 10692 KB Output is correct
62 Correct 426 ms 6152 KB Output is correct
63 Correct 491 ms 11504 KB Output is correct
64 Correct 452 ms 6164 KB Output is correct
65 Correct 0 ms 212 KB Output is correct
66 Correct 416 ms 6148 KB Output is correct
67 Correct 469 ms 11440 KB Output is correct
68 Correct 481 ms 10832 KB Output is correct
69 Correct 59 ms 1320 KB Output is correct
70 Correct 15 ms 552 KB Output is correct
71 Correct 1 ms 212 KB Output is correct
72 Correct 84 ms 1788 KB Output is correct
73 Correct 21 ms 596 KB Output is correct
74 Correct 2 ms 320 KB Output is correct
75 Correct 494 ms 10784 KB Output is correct
76 Correct 503 ms 10804 KB Output is correct
77 Correct 509 ms 10848 KB Output is correct
78 Correct 538 ms 10784 KB Output is correct
79 Correct 569 ms 10896 KB Output is correct
80 Correct 574 ms 10784 KB Output is correct
81 Correct 415 ms 8912 KB Output is correct
82 Correct 481 ms 8796 KB Output is correct