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Submission #1004983

# Submission time Handle Problem Language Result Execution time Memory
1004983 2024-06-22T05:43:07 Z Trisanu_Das Flooding Wall (BOI24_wall) C++17
8 / 100
 100 ms 600 KB 
#include <bits/stdc++.h>
using namespace std;
const long long mod=1000000007;
long long twok[500005];
int32_t main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	int n;
	cin >> n;
	pair<long long,long long> arr[n];
	for(int i=0; i<n; i++) cin >> arr[i].first;
	for(int i=0; i<n; i++) cin >> arr[i].second;
	for(int i=0; i<n; i++){
		if(arr[i].first>arr[i].second)swap(arr[i].first,arr[i].second);
	}
	long long ans=0;
	for(int bm=0; bm<(1<<n); bm++){
		long long brr[n];
		for(int i=0; i<n; i++){
			if(bm&(1<<i)) brr[i]=arr[i].first;
			else brr[i]=arr[i].second;
		}
		pair<long long,long long> mx[n];
		mx[0].first=brr[0];
		mx[n-1].second=brr[n-1];
		for(int i=1; i<n; i++) mx[i].first=max(mx[i-1].first,brr[i]);
		for(int i=n-2; i>=0; i--) mx[i].second=max(mx[i+1].second,brr[i]);
		for(int i=0; i<n; i++) ans+=min(mx[i].first,mx[i].second)-brr[i];
	}
	cout << ans%mod;
}

Subtask #1
8.0 / 8.0

# 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 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 348 KB Output is correct
11 Correct 96 ms 440 KB Output is correct
12 Correct 3 ms 600 KB Output is correct
13 Correct 96 ms 348 KB Output is correct
14 Correct 2 ms 348 KB Output is correct
15 Correct 89 ms 444 KB Output is correct
16 Correct 90 ms 348 KB Output is correct
17 Correct 88 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 10 ms 344 KB Output is correct
21 Correct 99 ms 348 KB Output is correct
22 Correct 42 ms 344 KB Output is correct

Subtask #2
0 / 17.0

# 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 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 348 KB Output is correct
11 Correct 87 ms 436 KB Output is correct
12 Correct 3 ms 344 KB Output is correct
13 Correct 95 ms 600 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Incorrect 0 ms 348 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #3
0 / 19.0

# 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 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 348 KB Output is correct
11 Correct 87 ms 436 KB Output is correct
12 Correct 3 ms 344 KB Output is correct
13 Correct 95 ms 600 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Incorrect 0 ms 348 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #4
0 / 14.0

# 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 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 348 KB Output is correct
11 Correct 96 ms 440 KB Output is correct
12 Correct 3 ms 600 KB Output is correct
13 Correct 96 ms 348 KB Output is correct
14 Correct 2 ms 348 KB Output is correct
15 Correct 89 ms 444 KB Output is correct
16 Correct 90 ms 348 KB Output is correct
17 Correct 88 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 10 ms 344 KB Output is correct
21 Correct 99 ms 348 KB Output is correct
22 Correct 42 ms 344 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 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 0 ms 348 KB Output is correct
33 Correct 87 ms 436 KB Output is correct
34 Correct 3 ms 344 KB Output is correct
35 Correct 95 ms 600 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Incorrect 0 ms 348 KB Output isn't correct
38 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# 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 100 ms 440 KB Output is correct
7 Correct 3 ms 344 KB Output is correct
8 Incorrect 0 ms 348 KB Output isn't correct
9 Halted 0 ms 0 KB -

Subtask #6
0 / 30.0

# 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 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 348 KB Output is correct
11 Correct 96 ms 440 KB Output is correct
12 Correct 3 ms 600 KB Output is correct
13 Correct 96 ms 348 KB Output is correct
14 Correct 2 ms 348 KB Output is correct
15 Correct 89 ms 444 KB Output is correct
16 Correct 90 ms 348 KB Output is correct
17 Correct 88 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 10 ms 344 KB Output is correct
21 Correct 99 ms 348 KB Output is correct
22 Correct 42 ms 344 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 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 0 ms 348 KB Output is correct
33 Correct 87 ms 436 KB Output is correct
34 Correct 3 ms 344 KB Output is correct
35 Correct 95 ms 600 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Incorrect 0 ms 348 KB Output isn't correct
38 Halted 0 ms 0 KB -