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답안 #1062075

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1062075 2024-08-16T18:24:33 Z Jarif_Rahman Flooding Wall (BOI24_wall) C++17
8 / 100
 245 ms 428 KB 
#include <bits/stdc++.h>
#define pb push_back
#define f first
#define sc second
using namespace std;
typedef long long int ll;
typedef string str;

const ll md = 1e9+7;

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    int n; cin >> n;
    vector<ll> A(n), B(n);
    for(ll &x: A) cin >> x;
    for(ll &x: B) cin >> x;

    ll ans = 0;
    for(int k = 0; k < (1<<n); k++){
        vector<ll> C(n);
        ll cur = 0;
        for(int i = 0; i < n; i++){
            if(k&(1<<i)) C[i] = B[i];
            else C[i] = A[i];
            cur-=C[i], cur%=md;
        }
        vector<ll> suff(n, 0);
        for(int i = n-1; i >= 0; i--){
            if(i+1 < n) suff[i] = suff[i+1];
            suff[i] = max(suff[i], C[i]);
        }
        ll mx = 0;
        for(int i = 0; i < n; i++){
            mx = max(mx, C[i]);
            cur+=min(mx, suff[i]), cur%=md;
        }
        if(cur < 0) cur+=md;
        ans+=cur;
        ans%=md;
    }

    cout << ans << "\n";
}

Subtask #1
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 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 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 1 ms 344 KB Output is correct
11 Correct 235 ms 428 KB Output is correct
12 Correct 6 ms 348 KB Output is correct
13 Correct 230 ms 424 KB Output is correct
14 Correct 6 ms 344 KB Output is correct
15 Correct 238 ms 428 KB Output is correct
16 Correct 245 ms 348 KB Output is correct
17 Correct 237 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 27 ms 348 KB Output is correct
21 Correct 232 ms 428 KB Output is correct
22 Correct 118 ms 348 KB Output is correct

Subtask #2
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 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 1 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 240 ms 428 KB Output is correct
12 Correct 6 ms 344 KB Output is correct
13 Correct 241 ms 348 KB Output is correct
14 Correct 1 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

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 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 1 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 240 ms 428 KB Output is correct
12 Correct 6 ms 344 KB Output is correct
13 Correct 241 ms 348 KB Output is correct
14 Correct 1 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

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 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 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 1 ms 344 KB Output is correct
11 Correct 235 ms 428 KB Output is correct
12 Correct 6 ms 348 KB Output is correct
13 Correct 230 ms 424 KB Output is correct
14 Correct 6 ms 344 KB Output is correct
15 Correct 238 ms 428 KB Output is correct
16 Correct 245 ms 348 KB Output is correct
17 Correct 237 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 27 ms 348 KB Output is correct
21 Correct 232 ms 428 KB Output is correct
22 Correct 118 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 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 1 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 240 ms 428 KB Output is correct
34 Correct 6 ms 344 KB Output is correct
35 Correct 241 ms 348 KB Output is correct
36 Correct 1 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

# 결과 실행 시간 메모리 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 344 KB Output is correct
6 Correct 232 ms 348 KB Output is correct
7 Correct 6 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

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 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 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 1 ms 344 KB Output is correct
11 Correct 235 ms 428 KB Output is correct
12 Correct 6 ms 348 KB Output is correct
13 Correct 230 ms 424 KB Output is correct
14 Correct 6 ms 344 KB Output is correct
15 Correct 238 ms 428 KB Output is correct
16 Correct 245 ms 348 KB Output is correct
17 Correct 237 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 27 ms 348 KB Output is correct
21 Correct 232 ms 428 KB Output is correct
22 Correct 118 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 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 1 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 240 ms 428 KB Output is correct
34 Correct 6 ms 344 KB Output is correct
35 Correct 241 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Incorrect 0 ms 348 KB Output isn't correct
38 Halted 0 ms 0 KB -