oj.uz

답안 #1101990

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1101990 2024-10-17T09:09:43 Z Mike_Vu Bali Sculptures (APIO15_sculpture) C++14
100 / 100
 82 ms 608 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double dou;
#define pii pair<int, int>
#define fi first
#define se second
#define pb push_back
#define MASK(x) (1LL<<(x))
#define BITj(x, j) (((x)>>(j))&1)

template<typename T> bool maximize(T &x, const T &y) {
    if (x < y) {x = y; return 1;}
    return 0;
}
template<typename T> bool minimize(T &x, const T &y) {
    if (x > y) {x = y; return 1;}
    return 0;
}

const int maxn = 2005, lg = 60;
int n, l, r;
ll a[maxn], ps[maxn];

namespace sub4{
    const int maxn1 = 105;
    bool dp[maxn1][maxn1];
    bool check(ll mask) {
        memset(dp, 0, sizeof(dp));
        dp[0][0] = 1;
        for (int i = 1; i <= n; i++) {
            for (int j = 0; j < i; j++) {
                ll sum = ps[i]-ps[j];
                if ((sum&mask)==sum && (sum|mask)==mask) {
                    //satisfied
                    for (int seg = 1; seg <= i; seg++) {
                        dp[i][seg] |= dp[j][seg-1];
                    }
                }
            }
        }
        for (int seg = l; seg <= r; seg++) {
            if (dp[n][seg]) return 1;
        }
        return 0;
    }
    void solve() {
        ll ans = MASK(lg)-1;
        for (int j = lg-1; j >= 0; j--) {
            if (check(ans^MASK(j))) ans ^= MASK(j);
        }
        cout << ans;
    }
}

namespace sub5{
    int dp[maxn];
    bool check(ll mask) {
        memset(dp, 0x3f, sizeof(dp));
        dp[0] = 0;
        for (int i = 1; i <= n; i++) {
            for (int j = 0; j < i; j++) {
                ll sum = ps[i]-ps[j];
                if ((sum&mask)==sum && (sum|mask)==mask) {
                    //satisfied
                    minimize(dp[i], dp[j]+1);
                }
            }
        }
        return (dp[n] <= r);
    }
    void solve() {
        ll ans = MASK(lg)-1;
        for (int j = lg-1; j >= 0; j--) {
            if (check(ans^MASK(j))) ans ^= MASK(j);
        }
        cout << ans;
    }
}

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
//    #define name "task"
//    if (fopen(name".inp", "r")) {
//        freopen(name".inp", "r", stdin);
//        freopen(name".out", "w", stdout);
//    }
    cin >> n >> l >> r;
    ps[0] = 0;
    for (int i = 1; i <= n; i++) {
        cin >> a[i];
        ps[i] = ps[i-1] + a[i];
    }
    if (l == 1) return sub5::solve(), 0;
    return sub4::solve(), 0;
}
/*
6 1 3
8 1 2 1 5 4
*/

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 504 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 464 KB Output is correct
18 Correct 1 ms 508 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 388 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 508 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct

Subtask #2
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 508 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 352 KB Output is correct
11 Correct 1 ms 352 KB Output is correct
12 Correct 1 ms 352 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 504 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 508 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 344 KB Output is correct
36 Correct 1 ms 352 KB Output is correct

Subtask #3
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 508 KB Output is correct
4 Correct 1 ms 352 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 504 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 504 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 352 KB Output is correct
25 Correct 1 ms 352 KB Output is correct
26 Correct 1 ms 524 KB Output is correct
27 Correct 1 ms 352 KB Output is correct
28 Correct 1 ms 352 KB Output is correct
29 Correct 1 ms 352 KB Output is correct
30 Correct 1 ms 352 KB Output is correct
31 Correct 1 ms 352 KB Output is correct
32 Correct 1 ms 352 KB Output is correct

Subtask #4
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 352 KB Output is correct
2 Correct 1 ms 352 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 1 ms 352 KB Output is correct
5 Correct 1 ms 352 KB Output is correct
6 Correct 1 ms 352 KB Output is correct
7 Correct 1 ms 352 KB Output is correct
8 Correct 1 ms 360 KB Output is correct
9 Correct 1 ms 352 KB Output is correct
10 Correct 1 ms 352 KB Output is correct
11 Correct 1 ms 352 KB Output is correct
12 Correct 1 ms 352 KB Output is correct
13 Correct 1 ms 352 KB Output is correct
14 Correct 1 ms 352 KB Output is correct
15 Correct 1 ms 352 KB Output is correct
16 Correct 1 ms 352 KB Output is correct
17 Correct 1 ms 352 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 464 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 464 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 352 KB Output is correct
39 Correct 1 ms 352 KB Output is correct
40 Correct 1 ms 352 KB Output is correct
41 Correct 1 ms 352 KB Output is correct
42 Correct 1 ms 352 KB Output is correct
43 Correct 1 ms 508 KB Output is correct
44 Correct 1 ms 480 KB Output is correct
45 Correct 1 ms 364 KB Output is correct
46 Correct 1 ms 352 KB Output is correct
47 Correct 1 ms 352 KB Output is correct
48 Correct 1 ms 352 KB Output is correct
49 Correct 1 ms 352 KB Output is correct
50 Correct 1 ms 512 KB Output is correct
51 Correct 1 ms 352 KB Output is correct
52 Correct 1 ms 500 KB Output is correct
53 Correct 1 ms 504 KB Output is correct
54 Correct 1 ms 352 KB Output is correct
55 Correct 1 ms 352 KB Output is correct
56 Correct 1 ms 352 KB Output is correct
57 Correct 1 ms 352 KB Output is correct
58 Correct 1 ms 508 KB Output is correct
59 Correct 1 ms 352 KB Output is correct
60 Correct 1 ms 352 KB Output is correct
61 Correct 1 ms 352 KB Output is correct
62 Correct 1 ms 352 KB Output is correct
63 Correct 1 ms 352 KB Output is correct
64 Correct 6 ms 504 KB Output is correct
65 Correct 2 ms 352 KB Output is correct
66 Correct 2 ms 352 KB Output is correct
67 Correct 3 ms 352 KB Output is correct
68 Correct 3 ms 352 KB Output is correct
69 Correct 4 ms 364 KB Output is correct
70 Correct 4 ms 508 KB Output is correct
71 Correct 5 ms 352 KB Output is correct
72 Correct 5 ms 352 KB Output is correct
73 Correct 5 ms 352 KB Output is correct
74 Correct 5 ms 508 KB Output is correct

Subtask #5
29.0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 352 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 1 ms 352 KB Output is correct
5 Correct 1 ms 352 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 352 KB Output is correct
8 Correct 1 ms 352 KB Output is correct
9 Correct 1 ms 352 KB Output is correct
10 Correct 1 ms 352 KB Output is correct
11 Correct 1 ms 352 KB Output is correct
12 Correct 1 ms 504 KB Output is correct
13 Correct 1 ms 388 KB Output is correct
14 Correct 1 ms 352 KB Output is correct
15 Correct 1 ms 352 KB Output is correct
16 Correct 1 ms 352 KB Output is correct
17 Correct 1 ms 352 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 504 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 504 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 352 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 2 ms 508 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 8 ms 352 KB Output is correct
53 Correct 11 ms 352 KB Output is correct
54 Correct 21 ms 352 KB Output is correct
55 Correct 21 ms 352 KB Output is correct
56 Correct 76 ms 608 KB Output is correct
57 Correct 74 ms 352 KB Output is correct
58 Correct 72 ms 352 KB Output is correct
59 Correct 74 ms 504 KB Output is correct
60 Correct 77 ms 352 KB Output is correct
61 Correct 1 ms 352 KB Output is correct
62 Correct 11 ms 352 KB Output is correct
63 Correct 22 ms 520 KB Output is correct
64 Correct 21 ms 352 KB Output is correct
65 Correct 38 ms 528 KB Output is correct
66 Correct 57 ms 352 KB Output is correct
67 Correct 74 ms 352 KB Output is correct
68 Correct 77 ms 352 KB Output is correct
69 Correct 82 ms 340 KB Output is correct