oj.uz

답안 #843057

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
843057 2023-09-03T15:34:52 Z _Avocado_ Self Study (JOI22_ho_t2) C++14
100 / 100
 299 ms 5208 KB 
#include <bits/stdc++.h>
#define int int64_t
using namespace std;

int n, m;

int up(int a, int b){
	return (a + (b-1))/b;
}

int check(int x, auto&a, auto&b){
	int sum = 0;
	for(int i = 0; i<n; ++i){
		int days = up(x, a[i]);
		if(sum > n*m - min(m, days)) return 0;
		sum += min(m, days);
		if(days > m){
			int rest = x - (m*a[i]);
			int extra_days = up(rest, b[i]);
			if(sum > n*m - extra_days) return 0;
			sum += extra_days;
		}
	}
	
	if(sum <= n*m) return 1;
	return 0;
}
			

int bsearch(auto&a, auto&b){
	int l = -1;
	int r = 2e18;
	
	while(r-l > 1){
		int x = (r+l)/2;
		
		if(check(x, a, b)) l = x;
		else r = x;
	}
	
	return l;
}

signed main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	//freopen("input.in", "r", stdin);
	//freopen("output.out", "w", stdout);
	
	cin>>n>>m;
	
	vector<int>a(n);
	for(auto&u: a) cin>>u;
	vector<int>b(n);
	for(auto&u: b) cin>>u;
	
	for(int i = 0; i<n; ++i){
		a[i] = max(a[i], b[i]);
	}
	
	cout<<bsearch(a, b);
	
	cout<<'\n';
}

Compilation message

Main.cpp:11:18: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   11 | int check(int x, auto&a, auto&b){
      |                  ^~~~
Main.cpp:11:26: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   11 | int check(int x, auto&a, auto&b){
      |                          ^~~~
Main.cpp:30:13: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   30 | int bsearch(auto&a, auto&b){
      |             ^~~~
Main.cpp:30:21: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   30 | int bsearch(auto&a, auto&b){
      |                     ^~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 82 ms 5140 KB Output is correct
12 Correct 82 ms 5144 KB Output is correct
13 Correct 77 ms 4952 KB Output is correct
14 Correct 57 ms 4944 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 35 ms 5208 KB Output is correct
17 Correct 89 ms 5140 KB Output is correct
18 Correct 80 ms 4944 KB Output is correct

Subtask #2
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 35 ms 5208 KB Output is correct
3 Correct 89 ms 5140 KB Output is correct
4 Correct 80 ms 4944 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 43 ms 2648 KB Output is correct
14 Correct 29 ms 1880 KB Output is correct
15 Correct 21 ms 1624 KB Output is correct
16 Correct 19 ms 1368 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 0 ms 600 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 2 ms 344 KB Output is correct

Subtask #3
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 82 ms 5140 KB Output is correct
12 Correct 82 ms 5144 KB Output is correct
13 Correct 77 ms 4952 KB Output is correct
14 Correct 57 ms 4944 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 43 ms 2648 KB Output is correct
24 Correct 29 ms 1880 KB Output is correct
25 Correct 21 ms 1624 KB Output is correct
26 Correct 19 ms 1368 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 0 ms 344 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 0 ms 600 KB Output is correct
32 Correct 1 ms 344 KB Output is correct
33 Correct 2 ms 344 KB Output is correct
34 Correct 1 ms 344 KB Output is correct
35 Correct 35 ms 5208 KB Output is correct
36 Correct 89 ms 5140 KB Output is correct
37 Correct 80 ms 4944 KB Output is correct
38 Correct 0 ms 344 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 0 ms 600 KB Output is correct
42 Correct 0 ms 344 KB Output is correct
43 Correct 0 ms 344 KB Output is correct
44 Correct 0 ms 344 KB Output is correct
45 Correct 2 ms 344 KB Output is correct
46 Correct 3 ms 344 KB Output is correct
47 Correct 1 ms 348 KB Output is correct
48 Correct 16 ms 1112 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 0 ms 344 KB Output is correct
51 Correct 2 ms 348 KB Output is correct
52 Correct 0 ms 344 KB Output is correct
53 Correct 0 ms 348 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 45 ms 2648 KB Output is correct
56 Correct 30 ms 1884 KB Output is correct
57 Correct 20 ms 1880 KB Output is correct

Subtask #4
29.0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 43 ms 2648 KB Output is correct
10 Correct 29 ms 1880 KB Output is correct
11 Correct 21 ms 1624 KB Output is correct
12 Correct 19 ms 1368 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 0 ms 600 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 2 ms 344 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 35 ms 5208 KB Output is correct
22 Correct 89 ms 5140 KB Output is correct
23 Correct 80 ms 4944 KB Output is correct
24 Correct 28 ms 1112 KB Output is correct
25 Correct 74 ms 2644 KB Output is correct
26 Correct 11 ms 856 KB Output is correct
27 Correct 80 ms 4944 KB Output is correct
28 Correct 90 ms 5144 KB Output is correct
29 Correct 94 ms 4952 KB Output is correct
30 Correct 117 ms 4944 KB Output is correct
31 Correct 187 ms 5200 KB Output is correct
32 Correct 136 ms 5144 KB Output is correct
33 Correct 299 ms 5200 KB Output is correct
34 Correct 152 ms 4952 KB Output is correct

Subtask #5
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 82 ms 5140 KB Output is correct
12 Correct 82 ms 5144 KB Output is correct
13 Correct 77 ms 4952 KB Output is correct
14 Correct 57 ms 4944 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 43 ms 2648 KB Output is correct
24 Correct 29 ms 1880 KB Output is correct
25 Correct 21 ms 1624 KB Output is correct
26 Correct 19 ms 1368 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 0 ms 344 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 0 ms 600 KB Output is correct
32 Correct 1 ms 344 KB Output is correct
33 Correct 2 ms 344 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 344 KB Output is correct
37 Correct 0 ms 600 KB Output is correct
38 Correct 0 ms 344 KB Output is correct
39 Correct 0 ms 344 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 2 ms 344 KB Output is correct
42 Correct 3 ms 344 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 16 ms 1112 KB Output is correct
45 Correct 0 ms 344 KB Output is correct
46 Correct 0 ms 344 KB Output is correct
47 Correct 2 ms 348 KB Output is correct
48 Correct 0 ms 344 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 45 ms 2648 KB Output is correct
52 Correct 30 ms 1884 KB Output is correct
53 Correct 20 ms 1880 KB Output is correct
54 Correct 28 ms 1112 KB Output is correct
55 Correct 74 ms 2644 KB Output is correct
56 Correct 11 ms 856 KB Output is correct
57 Correct 80 ms 4944 KB Output is correct
58 Correct 90 ms 5144 KB Output is correct
59 Correct 94 ms 4952 KB Output is correct
60 Correct 117 ms 4944 KB Output is correct
61 Correct 187 ms 5200 KB Output is correct
62 Correct 136 ms 5144 KB Output is correct
63 Correct 299 ms 5200 KB Output is correct
64 Correct 152 ms 4952 KB Output is correct
65 Correct 1 ms 344 KB Output is correct
66 Correct 35 ms 5208 KB Output is correct
67 Correct 89 ms 5140 KB Output is correct
68 Correct 80 ms 4944 KB Output is correct
69 Correct 21 ms 976 KB Output is correct
70 Correct 6 ms 344 KB Output is correct
71 Correct 0 ms 344 KB Output is correct
72 Correct 30 ms 1112 KB Output is correct
73 Correct 6 ms 600 KB Output is correct
74 Correct 1 ms 348 KB Output is correct
75 Correct 97 ms 5140 KB Output is correct
76 Correct 110 ms 5140 KB Output is correct
77 Correct 120 ms 5116 KB Output is correct
78 Correct 155 ms 4952 KB Output is correct
79 Correct 210 ms 5144 KB Output is correct
80 Correct 217 ms 4944 KB Output is correct
81 Correct 288 ms 4956 KB Output is correct
82 Correct 181 ms 4944 KB Output is correct