oj.uz

Submission #553072

# Submission time Handle Problem Language Result Execution time Memory
553072 2022-04-24T15:09:42 Z BalintR Copy and Paste 3 (JOI22_copypaste3) C++17
100 / 100
 1361 ms 67684 KB 
#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize "Ofast"

typedef unsigned uint;
typedef long long ll;
typedef unsigned long long ull;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef vector<int> vi;
typedef vector<pii> vpii;
typedef complex<double> cmplx;
template <typename T> using minPq = priority_queue<T, vector<T>, greater<T>>;
#define boost() cin.sync_with_stdio(0); cin.tie(0)
#define ms(a, x) memset(a, x, sizeof(a))
#define pb push_back
#define fs first
#define sn second
#define ALL(v) (v).begin(), (v).end()
#define SZ(v) ((int) (v).size())
#define lbv(v, x) (lower_bound((v).begin(), (v).end(), x) - (v).begin())
#define ubv(v, x) (upper_bound((v).begin(), (v).end(), x) - (v).begin())
template <typename T> inline void UNIQUE(vector<T> &v){sort(ALL(v)); v.resize(unique(ALL(v)) - v.begin());}
const int INF = 0x3f3f3f3f;
const ll LLINF = 0x3f3f3f3f3f3f3f3f;
const double PI = acos(-1);
#define FR(i, n) for(int i = 0; i < (n); i++)
#define FOR(i, a, b) for(int i = (a); i < (b); i++)
#define FORR(i, a, b) for(int i = (a); i >= (b); i--)
#define dbg(x) {cout << #x << ' ' << x << endl;}
#define dbgArr(arr, n) {cout << #arr; FR(_i, n) cout << ' ' << arr[_i]; cout << endl;}

const ll MOD = 1e16 + 61;
const int X = 48394;
const int MN = 2505;
int n;
string str;
int aCost, bCost, cCost;
ll hashes[MN][MN];
ll dp[MN][MN];
int len;
vector<pll> vec;
int arr[MN];

void proc(int l, int r){
    ms(arr, INF);
    ll minCost = 0;

    int prv = 0;
    FOR(i, l, r){
        int a = vec[i].sn;
        FOR(j, prv, a+1) arr[j] = a;
        prv = a+1;
        minCost = max(minCost, dp[a][a+len]);
    }
    minCost = (ll) aCost*len - minCost + bCost;

    FOR(i, l, r){
        int a = vec[i].sn;
        int pos = a;
        int cur = 0;
        while(arr[pos] != INF){
            pos = arr[pos] + len;
            cur++;
            assert(pos <= n);
            dp[a][pos] = max(dp[a][pos], (ll) cur*len*aCost - minCost - (ll) cur*cCost);
        }
    }
}

int main(){
    boost();
    cin >> n >> str >> aCost >> bCost >> cCost;
    for(char &ch : str) ch -= 'a';
    FR(i, n) FOR(j, i, n) hashes[i][j+1] = (hashes[i][j]*X + str[j]) % MOD;

    for(len = 1; len <= n; len++){
        int num = n-len+1;
        vec.clear();

        FR(i, num) vec.pb({hashes[i][i+len], i});

        sort(ALL(vec));
        int l = 0;
        FOR(r, 1, num+1){
            if(r == num || vec[r].fs != vec[r-1].fs){
                proc(l, r);
                l = r;
            }
        }

        FR(i, num){
            if(i) dp[i-1][i+len] = max(dp[i-1][i+len], dp[i][i+len]);
            if(i < num-1) dp[i][i+len+1] = max(dp[i][i+len+1], dp[i][i+len]);
        }
    }

    ll ans = (ll) n*aCost - dp[0][n];
    cout << ans << '\n';
}

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 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 0 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 468 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 194 ms 41184 KB Output is correct
4 Correct 207 ms 46880 KB Output is correct
5 Correct 256 ms 53344 KB Output is correct
6 Correct 283 ms 59972 KB Output is correct
7 Correct 343 ms 67436 KB Output is correct
8 Correct 343 ms 67444 KB Output is correct
9 Correct 332 ms 67436 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 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 468 KB Output is correct
17 Correct 0 ms 340 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 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 0 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 0 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 468 KB Output is correct
22 Correct 1 ms 468 KB Output is correct
23 Correct 1 ms 468 KB Output is correct
24 Correct 1 ms 468 KB Output is correct
25 Correct 0 ms 468 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 468 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 1 ms 596 KB Output is correct
31 Correct 1 ms 468 KB Output is correct
32 Correct 1 ms 596 KB Output is correct
33 Correct 1 ms 468 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 0 ms 340 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 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 0 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 0 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 468 KB Output is correct
22 Correct 1 ms 468 KB Output is correct
23 Correct 1 ms 468 KB Output is correct
24 Correct 1 ms 468 KB Output is correct
25 Correct 0 ms 468 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 468 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 1 ms 596 KB Output is correct
31 Correct 1 ms 468 KB Output is correct
32 Correct 1 ms 596 KB Output is correct
33 Correct 1 ms 468 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 0 ms 340 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 2 ms 980 KB Output is correct
41 Correct 3 ms 2272 KB Output is correct
42 Correct 8 ms 2260 KB Output is correct
43 Correct 8 ms 2260 KB Output is correct
44 Correct 7 ms 2260 KB Output is correct
45 Correct 7 ms 2264 KB Output is correct
46 Correct 8 ms 2256 KB Output is correct
47 Correct 4 ms 2260 KB Output is correct
48 Correct 6 ms 2260 KB Output is correct
49 Correct 7 ms 2260 KB Output is correct
50 Correct 6 ms 2260 KB Output is correct
51 Correct 6 ms 2260 KB Output is correct
52 Correct 5 ms 2260 KB Output is correct
53 Correct 7 ms 2260 KB Output is correct

Subtask #5
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 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 0 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 0 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 468 KB Output is correct
22 Correct 1 ms 468 KB Output is correct
23 Correct 1 ms 468 KB Output is correct
24 Correct 1 ms 468 KB Output is correct
25 Correct 0 ms 468 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 468 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 1 ms 596 KB Output is correct
31 Correct 1 ms 468 KB Output is correct
32 Correct 1 ms 596 KB Output is correct
33 Correct 1 ms 468 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 0 ms 340 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 2 ms 980 KB Output is correct
41 Correct 3 ms 2272 KB Output is correct
42 Correct 8 ms 2260 KB Output is correct
43 Correct 8 ms 2260 KB Output is correct
44 Correct 7 ms 2260 KB Output is correct
45 Correct 7 ms 2264 KB Output is correct
46 Correct 8 ms 2256 KB Output is correct
47 Correct 4 ms 2260 KB Output is correct
48 Correct 6 ms 2260 KB Output is correct
49 Correct 7 ms 2260 KB Output is correct
50 Correct 6 ms 2260 KB Output is correct
51 Correct 6 ms 2260 KB Output is correct
52 Correct 5 ms 2260 KB Output is correct
53 Correct 7 ms 2260 KB Output is correct
54 Correct 36 ms 5460 KB Output is correct
55 Correct 43 ms 16212 KB Output is correct
56 Correct 194 ms 16240 KB Output is correct
57 Correct 187 ms 16240 KB Output is correct
58 Correct 184 ms 16212 KB Output is correct
59 Correct 193 ms 16192 KB Output is correct
60 Correct 184 ms 16212 KB Output is correct
61 Correct 117 ms 16236 KB Output is correct
62 Correct 50 ms 16212 KB Output is correct
63 Correct 158 ms 16144 KB Output is correct
64 Correct 159 ms 16340 KB Output is correct
65 Correct 127 ms 16240 KB Output is correct
66 Correct 127 ms 16212 KB Output is correct
67 Correct 182 ms 16204 KB Output is correct

Subtask #6
38.0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 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 0 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 0 ms 468 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 194 ms 41184 KB Output is correct
14 Correct 207 ms 46880 KB Output is correct
15 Correct 256 ms 53344 KB Output is correct
16 Correct 283 ms 59972 KB Output is correct
17 Correct 343 ms 67436 KB Output is correct
18 Correct 343 ms 67444 KB Output is correct
19 Correct 332 ms 67436 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 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 468 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 0 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 0 ms 340 KB Output is correct
38 Correct 0 ms 468 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 0 ms 468 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 468 KB Output is correct
46 Correct 1 ms 468 KB Output is correct
47 Correct 1 ms 596 KB Output is correct
48 Correct 1 ms 468 KB Output is correct
49 Correct 1 ms 596 KB Output is correct
50 Correct 1 ms 468 KB Output is correct
51 Correct 0 ms 212 KB Output is correct
52 Correct 0 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 0 ms 340 KB Output is correct
55 Correct 0 ms 340 KB Output is correct
56 Correct 1 ms 468 KB Output is correct
57 Correct 2 ms 980 KB Output is correct
58 Correct 3 ms 2272 KB Output is correct
59 Correct 8 ms 2260 KB Output is correct
60 Correct 8 ms 2260 KB Output is correct
61 Correct 7 ms 2260 KB Output is correct
62 Correct 7 ms 2264 KB Output is correct
63 Correct 8 ms 2256 KB Output is correct
64 Correct 4 ms 2260 KB Output is correct
65 Correct 6 ms 2260 KB Output is correct
66 Correct 7 ms 2260 KB Output is correct
67 Correct 6 ms 2260 KB Output is correct
68 Correct 6 ms 2260 KB Output is correct
69 Correct 5 ms 2260 KB Output is correct
70 Correct 7 ms 2260 KB Output is correct
71 Correct 36 ms 5460 KB Output is correct
72 Correct 43 ms 16212 KB Output is correct
73 Correct 194 ms 16240 KB Output is correct
74 Correct 187 ms 16240 KB Output is correct
75 Correct 184 ms 16212 KB Output is correct
76 Correct 193 ms 16192 KB Output is correct
77 Correct 184 ms 16212 KB Output is correct
78 Correct 117 ms 16236 KB Output is correct
79 Correct 50 ms 16212 KB Output is correct
80 Correct 158 ms 16144 KB Output is correct
81 Correct 159 ms 16340 KB Output is correct
82 Correct 127 ms 16240 KB Output is correct
83 Correct 127 ms 16212 KB Output is correct
84 Correct 182 ms 16204 KB Output is correct
85 Correct 504 ms 32704 KB Output is correct
86 Correct 1325 ms 67524 KB Output is correct
87 Correct 1361 ms 67552 KB Output is correct
88 Correct 1340 ms 67444 KB Output is correct
89 Correct 1361 ms 67552 KB Output is correct
90 Correct 1330 ms 67480 KB Output is correct
91 Correct 482 ms 67436 KB Output is correct
92 Correct 442 ms 67440 KB Output is correct
93 Correct 1128 ms 67476 KB Output is correct
94 Correct 1219 ms 67684 KB Output is correct
95 Correct 1006 ms 67532 KB Output is correct
96 Correct 1002 ms 67444 KB Output is correct
97 Correct 1332 ms 67568 KB Output is correct