oj.uz

답안 #555778

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
555778 2022-05-01T14:07:14 Z AriaH Copy and Paste 3 (JOI22_copypaste3) C++17
100 / 100
 723 ms 83188 KB 
/* Im the best and i work like that */

#pragma GCC optimize("Ofast")

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair < int, int > pii;
typedef pair < ll, ll > pll;

#define F first
#define S second
#define all(x) x.begin(),x.end()
#define Mp make_pair
#define point complex
#define endl '\n'
#define SZ(x) (int)x.size()
#define fast_io ios::sync_with_stdio(0), cin.tie(0), cout.tie(0)
#define file_io freopen("input.txt", "r+", stdin); freopen("output.txt", "w+", stdout);
#define mashtali return cout << "Hello, World!", 0;
#define int ll

const int N = 2510;
const int LOG = 20;
const ll inf = 8e18;
const double pi = acos(-1);
const ld eps = 1e-18;
const ld one = 1.;
const ll mod = 16227933338363;
const ll base = 1e3 + 9;

ll pw(ll a, ll b, ll M, ll ret = 1) { if(a == 0) return 0; a %= M; while(b) { ret = (b & 1? ret * a % M : ret), a = a * a % M, b >>= 1; } return ret % M; }

mt19937 rng(time(nullptr));

int n, par[N];

ll A, B, C, Hsh[N][N], P[N], dp[N][N]; /// dp -> how much we can save

string s;

inline ll get(int l, int r)
{
    return Hsh[l][r];
}

int32_t main()
{
	fast_io;
    cin >> n >> s >> A >> B >> C;
    s = "." + s;
    for(int i = 1; i <= n; i ++)
    {
        for(int j = i; j <= n; j ++)
        {
            Hsh[i][j] = (Hsh[i][j - 1] * base + s[j]) % mod;
        }
    }
    for(int len = 1; len <= n; len ++)
    {
        memset(par, -1, sizeof par);
        vector < pll > vec;
        for(int i = len; i <= n; i ++)
        {
            vec.push_back(Mp(get(i - len + 1, i), i));
        }
        for(int i = 1; i <= n; i ++)
        {
            dp[i][i + len - 1] = max({dp[i][i + len - 1], dp[i + 1][i + len - 1], dp[i][i + len - 2]});
        }
        sort(all(vec));
        for(int i = len; i <= n; i ++)
        {
            ll cu = get(i - len + 1, i);
            int id = lower_bound(all(vec), Mp(cu, 1ll * i + len)) - vec.begin();
            if(id < SZ(vec) && vec[id].F == cu)
            {
                par[i] = vec[id].S;
            }
        }
        for(int i = len; i <= n; i ++)
        {
            int nxt = par[i], cnt = 1;
            ll cu = dp[i - len + 1][i];
            while(nxt != -1)
            {
                cnt ++;
                dp[i - len + 1][nxt] = max(dp[i - len + 1][nxt], cu + 1ll * len * (cnt - 1) * A - B - 1ll * cnt * C);
                nxt = par[nxt];
            }
        }
    }
    cout << 1ll * n * A - dp[1][n];
	return 0;
}

/* check corner case(n = 1?), watch for negetive index or overflow */

Subtask #1
1.0 / 1.0

# 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 0 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 250 ms 54212 KB Output is correct
4 Correct 280 ms 62024 KB Output is correct
5 Correct 323 ms 68780 KB Output is correct
6 Correct 467 ms 75560 KB Output is correct
7 Correct 497 ms 83108 KB Output is correct
8 Correct 460 ms 83032 KB Output is correct
9 Correct 466 ms 83064 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 0 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 468 KB Output is correct
16 Correct 1 ms 596 KB Output is correct
17 Correct 0 ms 340 KB Output is correct

Subtask #3
14.0 / 14.0

# 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 0 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 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 0 ms 340 KB Output is correct
12 Correct 1 ms 468 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 468 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 0 ms 468 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 ms 596 KB Output is correct
22 Correct 1 ms 592 KB Output is correct
23 Correct 1 ms 596 KB Output is correct
24 Correct 1 ms 596 KB Output is correct
25 Correct 1 ms 596 KB Output is correct
26 Correct 1 ms 596 KB Output is correct
27 Correct 1 ms 596 KB Output is correct
28 Correct 1 ms 596 KB Output is correct
29 Correct 1 ms 592 KB Output is correct
30 Correct 1 ms 596 KB Output is correct
31 Correct 1 ms 596 KB Output is correct
32 Correct 1 ms 596 KB Output is correct
33 Correct 1 ms 596 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 472 KB Output is correct
39 Correct 1 ms 596 KB Output is correct

Subtask #4
10.0 / 10.0

# 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 0 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 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 0 ms 340 KB Output is correct
12 Correct 1 ms 468 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 468 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 0 ms 468 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 ms 596 KB Output is correct
22 Correct 1 ms 592 KB Output is correct
23 Correct 1 ms 596 KB Output is correct
24 Correct 1 ms 596 KB Output is correct
25 Correct 1 ms 596 KB Output is correct
26 Correct 1 ms 596 KB Output is correct
27 Correct 1 ms 596 KB Output is correct
28 Correct 1 ms 596 KB Output is correct
29 Correct 1 ms 592 KB Output is correct
30 Correct 1 ms 596 KB Output is correct
31 Correct 1 ms 596 KB Output is correct
32 Correct 1 ms 596 KB Output is correct
33 Correct 1 ms 596 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 472 KB Output is correct
39 Correct 1 ms 596 KB Output is correct
40 Correct 1 ms 1108 KB Output is correct
41 Correct 3 ms 2388 KB Output is correct
42 Correct 4 ms 2420 KB Output is correct
43 Correct 3 ms 2388 KB Output is correct
44 Correct 4 ms 2356 KB Output is correct
45 Correct 5 ms 2388 KB Output is correct
46 Correct 5 ms 2392 KB Output is correct
47 Correct 5 ms 2388 KB Output is correct
48 Correct 7 ms 2388 KB Output is correct
49 Correct 5 ms 2388 KB Output is correct
50 Correct 4 ms 2384 KB Output is correct
51 Correct 5 ms 2388 KB Output is correct
52 Correct 5 ms 2388 KB Output is correct
53 Correct 4 ms 2388 KB Output is correct

Subtask #5
32.0 / 32.0

# 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 0 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 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 0 ms 340 KB Output is correct
12 Correct 1 ms 468 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 468 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 0 ms 468 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 ms 596 KB Output is correct
22 Correct 1 ms 592 KB Output is correct
23 Correct 1 ms 596 KB Output is correct
24 Correct 1 ms 596 KB Output is correct
25 Correct 1 ms 596 KB Output is correct
26 Correct 1 ms 596 KB Output is correct
27 Correct 1 ms 596 KB Output is correct
28 Correct 1 ms 596 KB Output is correct
29 Correct 1 ms 592 KB Output is correct
30 Correct 1 ms 596 KB Output is correct
31 Correct 1 ms 596 KB Output is correct
32 Correct 1 ms 596 KB Output is correct
33 Correct 1 ms 596 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 472 KB Output is correct
39 Correct 1 ms 596 KB Output is correct
40 Correct 1 ms 1108 KB Output is correct
41 Correct 3 ms 2388 KB Output is correct
42 Correct 4 ms 2420 KB Output is correct
43 Correct 3 ms 2388 KB Output is correct
44 Correct 4 ms 2356 KB Output is correct
45 Correct 5 ms 2388 KB Output is correct
46 Correct 5 ms 2392 KB Output is correct
47 Correct 5 ms 2388 KB Output is correct
48 Correct 7 ms 2388 KB Output is correct
49 Correct 5 ms 2388 KB Output is correct
50 Correct 4 ms 2384 KB Output is correct
51 Correct 5 ms 2388 KB Output is correct
52 Correct 5 ms 2388 KB Output is correct
53 Correct 4 ms 2388 KB Output is correct
54 Correct 17 ms 6204 KB Output is correct
55 Correct 58 ms 20172 KB Output is correct
56 Correct 86 ms 20064 KB Output is correct
57 Correct 86 ms 20100 KB Output is correct
58 Correct 89 ms 20044 KB Output is correct
59 Correct 91 ms 20140 KB Output is correct
60 Correct 85 ms 20144 KB Output is correct
61 Correct 95 ms 20068 KB Output is correct
62 Correct 76 ms 20120 KB Output is correct
63 Correct 101 ms 20080 KB Output is correct
64 Correct 97 ms 20048 KB Output is correct
65 Correct 98 ms 20100 KB Output is correct
66 Correct 98 ms 20080 KB Output is correct
67 Correct 87 ms 20088 KB Output is correct

Subtask #6
38.0 / 38.0

# 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 0 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 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 468 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 250 ms 54212 KB Output is correct
14 Correct 280 ms 62024 KB Output is correct
15 Correct 323 ms 68780 KB Output is correct
16 Correct 467 ms 75560 KB Output is correct
17 Correct 497 ms 83108 KB Output is correct
18 Correct 460 ms 83032 KB Output is correct
19 Correct 466 ms 83064 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 0 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 468 KB Output is correct
26 Correct 1 ms 596 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 1 ms 468 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 0 ms 468 KB Output is correct
37 Correct 0 ms 340 KB Output is correct
38 Correct 1 ms 596 KB Output is correct
39 Correct 1 ms 592 KB Output is correct
40 Correct 1 ms 596 KB Output is correct
41 Correct 1 ms 596 KB Output is correct
42 Correct 1 ms 596 KB Output is correct
43 Correct 1 ms 596 KB Output is correct
44 Correct 1 ms 596 KB Output is correct
45 Correct 1 ms 596 KB Output is correct
46 Correct 1 ms 592 KB Output is correct
47 Correct 1 ms 596 KB Output is correct
48 Correct 1 ms 596 KB Output is correct
49 Correct 1 ms 596 KB Output is correct
50 Correct 1 ms 596 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 0 ms 340 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 1 ms 472 KB Output is correct
56 Correct 1 ms 596 KB Output is correct
57 Correct 1 ms 1108 KB Output is correct
58 Correct 3 ms 2388 KB Output is correct
59 Correct 4 ms 2420 KB Output is correct
60 Correct 3 ms 2388 KB Output is correct
61 Correct 4 ms 2356 KB Output is correct
62 Correct 5 ms 2388 KB Output is correct
63 Correct 5 ms 2392 KB Output is correct
64 Correct 5 ms 2388 KB Output is correct
65 Correct 7 ms 2388 KB Output is correct
66 Correct 5 ms 2388 KB Output is correct
67 Correct 4 ms 2384 KB Output is correct
68 Correct 5 ms 2388 KB Output is correct
69 Correct 5 ms 2388 KB Output is correct
70 Correct 4 ms 2388 KB Output is correct
71 Correct 17 ms 6204 KB Output is correct
72 Correct 58 ms 20172 KB Output is correct
73 Correct 86 ms 20064 KB Output is correct
74 Correct 86 ms 20100 KB Output is correct
75 Correct 89 ms 20044 KB Output is correct
76 Correct 91 ms 20140 KB Output is correct
77 Correct 85 ms 20144 KB Output is correct
78 Correct 95 ms 20068 KB Output is correct
79 Correct 76 ms 20120 KB Output is correct
80 Correct 101 ms 20080 KB Output is correct
81 Correct 97 ms 20048 KB Output is correct
82 Correct 98 ms 20100 KB Output is correct
83 Correct 98 ms 20080 KB Output is correct
84 Correct 87 ms 20088 KB Output is correct
85 Correct 238 ms 42396 KB Output is correct
86 Correct 604 ms 83020 KB Output is correct
87 Correct 614 ms 83012 KB Output is correct
88 Correct 609 ms 83056 KB Output is correct
89 Correct 598 ms 83152 KB Output is correct
90 Correct 600 ms 83020 KB Output is correct
91 Correct 676 ms 83188 KB Output is correct
92 Correct 654 ms 83112 KB Output is correct
93 Correct 652 ms 83184 KB Output is correct
94 Correct 628 ms 83132 KB Output is correct
95 Correct 714 ms 83084 KB Output is correct
96 Correct 723 ms 83084 KB Output is correct
97 Correct 591 ms 83096 KB Output is correct