oj.uz

답안 #842866

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
842866 2023-09-03T12:28:15 Z _Avocado_ Self Study (JOI22_ho_t2) C++14
62 / 100
 211 ms 8980 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;
}

const int MAXI = LLONG_MAX;

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(days > MAXI) return 0;
		if(sum > n*m - min(m, (int)days)) return 0;
		sum += min(m, (int)days);
		if(days > m){
			int rest = x - (m*a[i]);
			int extra_days = up(rest, b[i]);
			if(extra_days > MAXI) return 0;
			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 = 1e18+18;
	
	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:13:18: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   13 | int check(int x, auto&a, auto&b){
      |                  ^~~~
Main.cpp:13:26: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   13 | int check(int x, auto&a, auto&b){
      |                          ^~~~
Main.cpp:34:13: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   34 | int bsearch(auto&a, auto&b){
      |             ^~~~
Main.cpp:34:21: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   34 | 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 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 0 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 80 ms 5712 KB Output is correct
12 Correct 81 ms 5912 KB Output is correct
13 Correct 77 ms 5456 KB Output is correct
14 Correct 65 ms 7184 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 29 ms 5712 KB Output is correct
17 Correct 90 ms 8980 KB Output is correct
18 Correct 84 ms 8624 KB Output is correct

Subtask #2
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 29 ms 5712 KB Output is correct
3 Correct 90 ms 8980 KB Output is correct
4 Correct 84 ms 8624 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 600 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 45 ms 2648 KB Output is correct
14 Correct 30 ms 1880 KB Output is correct
15 Correct 21 ms 1624 KB Output is correct
16 Correct 20 ms 1368 KB Output is correct
17 Correct 1 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 348 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 3 ms 600 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 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 0 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 80 ms 5712 KB Output is correct
12 Correct 81 ms 5912 KB Output is correct
13 Correct 77 ms 5456 KB Output is correct
14 Correct 65 ms 7184 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 600 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 45 ms 2648 KB Output is correct
24 Correct 30 ms 1880 KB Output is correct
25 Correct 21 ms 1624 KB Output is correct
26 Correct 20 ms 1368 KB Output is correct
27 Correct 1 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 348 KB Output is correct
32 Correct 1 ms 344 KB Output is correct
33 Correct 3 ms 600 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 29 ms 5712 KB Output is correct
36 Correct 90 ms 8980 KB Output is correct
37 Correct 84 ms 8624 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 1 ms 600 KB Output is correct
42 Correct 0 ms 344 KB Output is correct
43 Correct 0 ms 456 KB Output is correct
44 Correct 0 ms 344 KB Output is correct
45 Correct 2 ms 604 KB Output is correct
46 Correct 4 ms 600 KB Output is correct
47 Correct 1 ms 344 KB Output is correct
48 Correct 20 ms 1884 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 1 ms 344 KB Output is correct
51 Correct 3 ms 600 KB Output is correct
52 Correct 0 ms 344 KB Output is correct
53 Correct 1 ms 344 KB Output is correct
54 Correct 0 ms 344 KB Output is correct
55 Correct 67 ms 4568 KB Output is correct
56 Correct 31 ms 2648 KB Output is correct
57 Correct 21 ms 2648 KB Output is correct

Subtask #4
0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 600 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 45 ms 2648 KB Output is correct
10 Correct 30 ms 1880 KB Output is correct
11 Correct 21 ms 1624 KB Output is correct
12 Correct 20 ms 1368 KB Output is correct
13 Correct 1 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 348 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 3 ms 600 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 29 ms 5712 KB Output is correct
22 Correct 90 ms 8980 KB Output is correct
23 Correct 84 ms 8624 KB Output is correct
24 Correct 28 ms 1712 KB Output is correct
25 Correct 70 ms 4088 KB Output is correct
26 Correct 12 ms 1368 KB Output is correct
27 Correct 84 ms 8028 KB Output is correct
28 Correct 99 ms 8156 KB Output is correct
29 Correct 97 ms 8168 KB Output is correct
30 Correct 124 ms 8212 KB Output is correct
31 Correct 199 ms 8212 KB Output is correct
32 Correct 140 ms 5724 KB Output is correct
33 Incorrect 211 ms 8728 KB Output isn't correct
34 Halted 0 ms 0 KB -

Subtask #5
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 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 0 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 80 ms 5712 KB Output is correct
12 Correct 81 ms 5912 KB Output is correct
13 Correct 77 ms 5456 KB Output is correct
14 Correct 65 ms 7184 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 600 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 45 ms 2648 KB Output is correct
24 Correct 30 ms 1880 KB Output is correct
25 Correct 21 ms 1624 KB Output is correct
26 Correct 20 ms 1368 KB Output is correct
27 Correct 1 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 348 KB Output is correct
32 Correct 1 ms 344 KB Output is correct
33 Correct 3 ms 600 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 0 ms 344 KB Output is correct
37 Correct 1 ms 600 KB Output is correct
38 Correct 0 ms 344 KB Output is correct
39 Correct 0 ms 456 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 2 ms 604 KB Output is correct
42 Correct 4 ms 600 KB Output is correct
43 Correct 1 ms 344 KB Output is correct
44 Correct 20 ms 1884 KB Output is correct
45 Correct 0 ms 344 KB Output is correct
46 Correct 1 ms 344 KB Output is correct
47 Correct 3 ms 600 KB Output is correct
48 Correct 0 ms 344 KB Output is correct
49 Correct 1 ms 344 KB Output is correct
50 Correct 0 ms 344 KB Output is correct
51 Correct 67 ms 4568 KB Output is correct
52 Correct 31 ms 2648 KB Output is correct
53 Correct 21 ms 2648 KB Output is correct
54 Correct 28 ms 1712 KB Output is correct
55 Correct 70 ms 4088 KB Output is correct
56 Correct 12 ms 1368 KB Output is correct
57 Correct 84 ms 8028 KB Output is correct
58 Correct 99 ms 8156 KB Output is correct
59 Correct 97 ms 8168 KB Output is correct
60 Correct 124 ms 8212 KB Output is correct
61 Correct 199 ms 8212 KB Output is correct
62 Correct 140 ms 5724 KB Output is correct
63 Incorrect 211 ms 8728 KB Output isn't correct
64 Halted 0 ms 0 KB -