oj.uz

Submission #842869

# Submission time Handle Problem Language Result Execution time Memory
842869 2023-09-03T12:30:46 Z _Avocado_ Self Study (JOI22_ho_t2) C++14
62 / 100
 236 ms 5364 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 > MAXI - 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 > MAXI - 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

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 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 344 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 3 ms 348 KB Output is correct
11 Correct 203 ms 5136 KB Output is correct
12 Correct 205 ms 4944 KB Output is correct
13 Correct 215 ms 5140 KB Output is correct
14 Correct 179 ms 5136 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 236 ms 5364 KB Output is correct
17 Correct 220 ms 4956 KB Output is correct
18 Correct 206 ms 5144 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 236 ms 5364 KB Output is correct
3 Correct 220 ms 4956 KB Output is correct
4 Correct 206 ms 5144 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 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 108 ms 2672 KB Output is correct
14 Correct 71 ms 1880 KB Output is correct
15 Correct 51 ms 1628 KB Output is correct
16 Correct 43 ms 1372 KB Output is correct
17 Correct 1 ms 344 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 5 ms 348 KB Output is correct
23 Correct 4 ms 348 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 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 344 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 3 ms 348 KB Output is correct
11 Correct 203 ms 5136 KB Output is correct
12 Correct 205 ms 4944 KB Output is correct
13 Correct 215 ms 5140 KB Output is correct
14 Correct 179 ms 5136 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 344 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 108 ms 2672 KB Output is correct
24 Correct 71 ms 1880 KB Output is correct
25 Correct 51 ms 1628 KB Output is correct
26 Correct 43 ms 1372 KB Output is correct
27 Correct 1 ms 344 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 0 ms 348 KB Output is correct
32 Correct 5 ms 348 KB Output is correct
33 Correct 4 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 236 ms 5364 KB Output is correct
36 Correct 220 ms 4956 KB Output is correct
37 Correct 206 ms 5144 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 348 KB Output is correct
43 Correct 0 ms 376 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 4 ms 532 KB Output is correct
46 Correct 7 ms 600 KB Output is correct
47 Correct 1 ms 348 KB Output is correct
48 Correct 42 ms 1252 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 4 ms 348 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 111 ms 2772 KB Output is correct
56 Correct 70 ms 2016 KB Output is correct
57 Correct 67 ms 2020 KB Output is correct

Subtask #4
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 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 108 ms 2672 KB Output is correct
10 Correct 71 ms 1880 KB Output is correct
11 Correct 51 ms 1628 KB Output is correct
12 Correct 43 ms 1372 KB Output is correct
13 Correct 1 ms 344 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 0 ms 348 KB Output is correct
18 Correct 5 ms 348 KB Output is correct
19 Correct 4 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 236 ms 5364 KB Output is correct
22 Correct 220 ms 4956 KB Output is correct
23 Correct 206 ms 5144 KB Output is correct
24 Correct 34 ms 1116 KB Output is correct
25 Correct 99 ms 2396 KB Output is correct
26 Correct 23 ms 860 KB Output is correct
27 Correct 206 ms 5116 KB Output is correct
28 Correct 217 ms 5208 KB Output is correct
29 Correct 209 ms 4952 KB Output is correct
30 Correct 212 ms 4956 KB Output is correct
31 Correct 212 ms 5136 KB Output is correct
32 Correct 229 ms 5140 KB Output is correct
33 Incorrect 212 ms 4956 KB Output isn't correct
34 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 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 344 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 3 ms 348 KB Output is correct
11 Correct 203 ms 5136 KB Output is correct
12 Correct 205 ms 4944 KB Output is correct
13 Correct 215 ms 5140 KB Output is correct
14 Correct 179 ms 5136 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 344 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 108 ms 2672 KB Output is correct
24 Correct 71 ms 1880 KB Output is correct
25 Correct 51 ms 1628 KB Output is correct
26 Correct 43 ms 1372 KB Output is correct
27 Correct 1 ms 344 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 0 ms 348 KB Output is correct
32 Correct 5 ms 348 KB Output is correct
33 Correct 4 ms 348 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 348 KB Output is correct
39 Correct 0 ms 376 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 4 ms 532 KB Output is correct
42 Correct 7 ms 600 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 42 ms 1252 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 4 ms 348 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 111 ms 2772 KB Output is correct
52 Correct 70 ms 2016 KB Output is correct
53 Correct 67 ms 2020 KB Output is correct
54 Correct 34 ms 1116 KB Output is correct
55 Correct 99 ms 2396 KB Output is correct
56 Correct 23 ms 860 KB Output is correct
57 Correct 206 ms 5116 KB Output is correct
58 Correct 217 ms 5208 KB Output is correct
59 Correct 209 ms 4952 KB Output is correct
60 Correct 212 ms 4956 KB Output is correct
61 Correct 212 ms 5136 KB Output is correct
62 Correct 229 ms 5140 KB Output is correct
63 Incorrect 212 ms 4956 KB Output isn't correct
64 Halted 0 ms 0 KB -