oj.uz

Submission #842845

# Submission time Handle Problem Language Result Execution time Memory
842845 2023-09-03T12:13:57 Z _Avocado_ Self Study (JOI22_ho_t2) C++14
62 / 100
 231 ms 11344 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 INF = 1e18+18;

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

int bsearch(auto&a, auto&b){
	int l = -1;
	int r = INF;
	
	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:32:13: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   32 | int bsearch(auto&a, auto&b){
      |             ^~~~
Main.cpp:32:21: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   32 | int bsearch(auto&a, auto&b){
      |                     ^~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 3 ms 344 KB Output is correct
11 Correct 217 ms 5144 KB Output is correct
12 Correct 217 ms 5140 KB Output is correct
13 Correct 208 ms 5140 KB Output is correct
14 Correct 162 ms 5136 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 231 ms 6316 KB Output is correct
17 Correct 226 ms 10564 KB Output is correct
18 Correct 210 ms 9808 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 231 ms 6316 KB Output is correct
3 Correct 226 ms 10564 KB Output is correct
4 Correct 210 ms 9808 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 1 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 348 KB Output is correct
13 Correct 111 ms 2664 KB Output is correct
14 Correct 71 ms 2016 KB Output is correct
15 Correct 52 ms 1624 KB Output is correct
16 Correct 46 ms 1384 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 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 5 ms 344 KB Output is correct
23 Correct 4 ms 504 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 3 ms 344 KB Output is correct
11 Correct 217 ms 5144 KB Output is correct
12 Correct 217 ms 5140 KB Output is correct
13 Correct 208 ms 5140 KB Output is correct
14 Correct 162 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 1 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 348 KB Output is correct
23 Correct 111 ms 2664 KB Output is correct
24 Correct 71 ms 2016 KB Output is correct
25 Correct 52 ms 1624 KB Output is correct
26 Correct 46 ms 1384 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 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 5 ms 344 KB Output is correct
33 Correct 4 ms 504 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 231 ms 6316 KB Output is correct
36 Correct 226 ms 10564 KB Output is correct
37 Correct 210 ms 9808 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 344 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 344 KB Output is correct
44 Correct 1 ms 344 KB Output is correct
45 Correct 5 ms 600 KB Output is correct
46 Correct 7 ms 600 KB Output is correct
47 Correct 1 ms 600 KB Output is correct
48 Correct 41 ms 2140 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 1 ms 600 KB Output is correct
51 Correct 4 ms 600 KB Output is correct
52 Correct 1 ms 348 KB Output is correct
53 Correct 0 ms 344 KB Output is correct
54 Correct 1 ms 348 KB Output is correct
55 Correct 114 ms 5644 KB Output is correct
56 Correct 72 ms 3160 KB Output is correct
57 Correct 58 ms 3312 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 1 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 348 KB Output is correct
9 Correct 111 ms 2664 KB Output is correct
10 Correct 71 ms 2016 KB Output is correct
11 Correct 52 ms 1624 KB Output is correct
12 Correct 46 ms 1384 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 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 5 ms 344 KB Output is correct
19 Correct 4 ms 504 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 231 ms 6316 KB Output is correct
22 Correct 226 ms 10564 KB Output is correct
23 Correct 210 ms 9808 KB Output is correct
24 Correct 34 ms 1884 KB Output is correct
25 Correct 100 ms 5144 KB Output is correct
26 Correct 23 ms 1372 KB Output is correct
27 Correct 209 ms 10832 KB Output is correct
28 Correct 222 ms 10936 KB Output is correct
29 Correct 214 ms 10944 KB Output is correct
30 Correct 214 ms 10940 KB Output is correct
31 Correct 211 ms 10940 KB Output is correct
32 Correct 211 ms 6312 KB Output is correct
33 Incorrect 209 ms 11344 KB Output isn't correct
34 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 3 ms 344 KB Output is correct
11 Correct 217 ms 5144 KB Output is correct
12 Correct 217 ms 5140 KB Output is correct
13 Correct 208 ms 5140 KB Output is correct
14 Correct 162 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 1 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 348 KB Output is correct
23 Correct 111 ms 2664 KB Output is correct
24 Correct 71 ms 2016 KB Output is correct
25 Correct 52 ms 1624 KB Output is correct
26 Correct 46 ms 1384 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 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 5 ms 344 KB Output is correct
33 Correct 4 ms 504 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 344 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 344 KB Output is correct
40 Correct 1 ms 344 KB Output is correct
41 Correct 5 ms 600 KB Output is correct
42 Correct 7 ms 600 KB Output is correct
43 Correct 1 ms 600 KB Output is correct
44 Correct 41 ms 2140 KB Output is correct
45 Correct 0 ms 344 KB Output is correct
46 Correct 1 ms 600 KB Output is correct
47 Correct 4 ms 600 KB Output is correct
48 Correct 1 ms 348 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 1 ms 348 KB Output is correct
51 Correct 114 ms 5644 KB Output is correct
52 Correct 72 ms 3160 KB Output is correct
53 Correct 58 ms 3312 KB Output is correct
54 Correct 34 ms 1884 KB Output is correct
55 Correct 100 ms 5144 KB Output is correct
56 Correct 23 ms 1372 KB Output is correct
57 Correct 209 ms 10832 KB Output is correct
58 Correct 222 ms 10936 KB Output is correct
59 Correct 214 ms 10944 KB Output is correct
60 Correct 214 ms 10940 KB Output is correct
61 Correct 211 ms 10940 KB Output is correct
62 Correct 211 ms 6312 KB Output is correct
63 Incorrect 209 ms 11344 KB Output isn't correct
64 Halted 0 ms 0 KB -