답안 #583196

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
583196 2022-06-25T04:30:43 Z balbit Copy and Paste 3 (JOI22_copypaste3) C++14
100 / 100
1547 ms 133008 KB
#include <bits/stdc++.h>
#define int ll
using namespace std;

#define ll long long
#define f first
#define s second
#define pii pair<ll, ll>

#define SZ(x) (int)(x).size()
#define ALL(x) (x).begin(), (x).end()
#define pb push_back

#define MX(a,b) a = max(a,b)
#define MN(a,b) a = min(a,b)
#define FOR(i,a,b) for (int i = a; i<b; ++i)
#define REP(i,n) FOR(i,0,n)
#define REP1(i,n) FOR(i,1,n+1)
#define RREP(i,n) for (int i = n-1; i>=0; --i)

#ifdef BALBIT
#define bug(...) cerr<<"#"<<__LINE__<<"- "<<#__VA_ARGS__<<": ", _do(__VA_ARGS__)
template<typename T> void _do(T && x) {cerr<<x<<endl;}
template<typename T, typename ...S> void _do(T && x, S && ...y) {cerr<<x<<", "; _do(y...);}
#else
#define bug(...)
#define endl '\n'
#endif // BALBIT

const int maxn = 2500+5;

int comlen[maxn][maxn];
string s;
int A,B,C; // single letter, cut, paste

int dp[maxn][maxn];
vector<int> todo[maxn];
int nxt[maxn][maxn]; // starting at i, with length j

signed main(){
    ios::sync_with_stdio(0), cin.tie(0);

    int n; cin>>n;
    cin>>s;
    cin>>A>>B>>C;

    // build comlen
    for (int j = n-1; j>=0; --j) {
        for (int i = j; i>=0; --i) {
            if (s[i] != s[j]) {comlen[i][j] = comlen[j][i] = 0;}
            else{
                comlen[i][j] = comlen[j][i] = 1 + comlen[i+1][j+1];
            }
        }
    }

    REP(i,n) REP(j,i) bug(i,j,comlen[i][j]);
    memset(nxt, -1, sizeof nxt);

    REP(i,n) {
        set<int> have;
        vector<pii> yom;
        for (int j = i+1; j<n; ++j) {
            yom.pb({comlen[i][j], j});
        }
        sort(ALL(yom), greater<pii>());
        int at = 0;
        for (int len = n; len>=1; --len) {
            if (i + len*2 <=n) {
                while (at < SZ(yom) && yom[at].f >= len) {
                    have.insert(yom[at].s); ++at;
                }
                auto it = have.lower_bound(i+len);
                nxt[i][len] = it==have.end()?-1 : *it;
                bug(nxt[i][len]);
            }
        }
    }

    RREP(i,n) {
        REP(j,n) todo[j].clear();
        for (int len = 1; len*2+i<=n; ++len) {
            int at = nxt[i][len];
            while(at != -1) {
                todo[at + len-1].pb(len);
                at = nxt[at][len];
            }
        }
        vector<int> howgood(n+1);
        int best = 0;
        for (int j = i; j<n; ++j) {
            int len = j-i+1;
            dp[i][j] = A + dp[i+1][j];
            for (int t : todo[j]) {
                howgood[t] += -t * A + C;
                MN(best, howgood[t]);
            }

            bug(best);
            MN(dp[i][j], len * A + best);
            howgood[len] = dp[i][j] + B - (len) * A + C;
            MN(best, howgood[len]);

        }
    }

    cout<<dp[0][n-1]<<endl;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 49480 KB Output is correct
2 Correct 24 ms 49484 KB Output is correct
3 Correct 21 ms 49516 KB Output is correct
4 Correct 22 ms 49388 KB Output is correct
5 Correct 23 ms 49408 KB Output is correct
6 Correct 23 ms 49496 KB Output is correct
7 Correct 24 ms 49456 KB Output is correct
8 Correct 21 ms 49492 KB Output is correct
9 Correct 23 ms 49492 KB Output is correct
10 Correct 20 ms 49452 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 49620 KB Output is correct
2 Correct 22 ms 49400 KB Output is correct
3 Correct 633 ms 103944 KB Output is correct
4 Correct 741 ms 111832 KB Output is correct
5 Correct 904 ms 118556 KB Output is correct
6 Correct 1129 ms 125384 KB Output is correct
7 Correct 1547 ms 132876 KB Output is correct
8 Correct 1404 ms 132984 KB Output is correct
9 Correct 1500 ms 133008 KB Output is correct
10 Correct 20 ms 49492 KB Output is correct
11 Correct 22 ms 49428 KB Output is correct
12 Correct 22 ms 49480 KB Output is correct
13 Correct 26 ms 49436 KB Output is correct
14 Correct 23 ms 49516 KB Output is correct
15 Correct 23 ms 49492 KB Output is correct
16 Correct 24 ms 49680 KB Output is correct
17 Correct 22 ms 49460 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 49480 KB Output is correct
2 Correct 24 ms 49484 KB Output is correct
3 Correct 21 ms 49516 KB Output is correct
4 Correct 22 ms 49388 KB Output is correct
5 Correct 23 ms 49408 KB Output is correct
6 Correct 23 ms 49496 KB Output is correct
7 Correct 24 ms 49456 KB Output is correct
8 Correct 21 ms 49492 KB Output is correct
9 Correct 23 ms 49492 KB Output is correct
10 Correct 20 ms 49452 KB Output is correct
11 Correct 22 ms 49496 KB Output is correct
12 Correct 21 ms 49628 KB Output is correct
13 Correct 23 ms 49640 KB Output is correct
14 Correct 23 ms 49568 KB Output is correct
15 Correct 24 ms 49592 KB Output is correct
16 Correct 22 ms 49532 KB Output is correct
17 Correct 23 ms 49484 KB Output is correct
18 Correct 22 ms 49428 KB Output is correct
19 Correct 25 ms 49620 KB Output is correct
20 Correct 21 ms 49492 KB Output is correct
21 Correct 23 ms 49724 KB Output is correct
22 Correct 23 ms 49804 KB Output is correct
23 Correct 23 ms 49748 KB Output is correct
24 Correct 25 ms 49760 KB Output is correct
25 Correct 22 ms 49680 KB Output is correct
26 Correct 23 ms 49736 KB Output is correct
27 Correct 24 ms 49748 KB Output is correct
28 Correct 22 ms 49636 KB Output is correct
29 Correct 29 ms 49736 KB Output is correct
30 Correct 25 ms 49740 KB Output is correct
31 Correct 30 ms 49756 KB Output is correct
32 Correct 23 ms 49748 KB Output is correct
33 Correct 21 ms 49740 KB Output is correct
34 Correct 22 ms 49492 KB Output is correct
35 Correct 21 ms 49452 KB Output is correct
36 Correct 22 ms 49448 KB Output is correct
37 Correct 26 ms 49464 KB Output is correct
38 Correct 27 ms 49544 KB Output is correct
39 Correct 28 ms 49704 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 49480 KB Output is correct
2 Correct 24 ms 49484 KB Output is correct
3 Correct 21 ms 49516 KB Output is correct
4 Correct 22 ms 49388 KB Output is correct
5 Correct 23 ms 49408 KB Output is correct
6 Correct 23 ms 49496 KB Output is correct
7 Correct 24 ms 49456 KB Output is correct
8 Correct 21 ms 49492 KB Output is correct
9 Correct 23 ms 49492 KB Output is correct
10 Correct 20 ms 49452 KB Output is correct
11 Correct 22 ms 49496 KB Output is correct
12 Correct 21 ms 49628 KB Output is correct
13 Correct 23 ms 49640 KB Output is correct
14 Correct 23 ms 49568 KB Output is correct
15 Correct 24 ms 49592 KB Output is correct
16 Correct 22 ms 49532 KB Output is correct
17 Correct 23 ms 49484 KB Output is correct
18 Correct 22 ms 49428 KB Output is correct
19 Correct 25 ms 49620 KB Output is correct
20 Correct 21 ms 49492 KB Output is correct
21 Correct 23 ms 49724 KB Output is correct
22 Correct 23 ms 49804 KB Output is correct
23 Correct 23 ms 49748 KB Output is correct
24 Correct 25 ms 49760 KB Output is correct
25 Correct 22 ms 49680 KB Output is correct
26 Correct 23 ms 49736 KB Output is correct
27 Correct 24 ms 49748 KB Output is correct
28 Correct 22 ms 49636 KB Output is correct
29 Correct 29 ms 49736 KB Output is correct
30 Correct 25 ms 49740 KB Output is correct
31 Correct 30 ms 49756 KB Output is correct
32 Correct 23 ms 49748 KB Output is correct
33 Correct 21 ms 49740 KB Output is correct
34 Correct 22 ms 49492 KB Output is correct
35 Correct 21 ms 49452 KB Output is correct
36 Correct 22 ms 49448 KB Output is correct
37 Correct 26 ms 49464 KB Output is correct
38 Correct 27 ms 49544 KB Output is correct
39 Correct 28 ms 49704 KB Output is correct
40 Correct 22 ms 50192 KB Output is correct
41 Correct 26 ms 51600 KB Output is correct
42 Correct 26 ms 51532 KB Output is correct
43 Correct 26 ms 51608 KB Output is correct
44 Correct 24 ms 51500 KB Output is correct
45 Correct 25 ms 51524 KB Output is correct
46 Correct 23 ms 51516 KB Output is correct
47 Correct 27 ms 51512 KB Output is correct
48 Correct 23 ms 51528 KB Output is correct
49 Correct 25 ms 51568 KB Output is correct
50 Correct 26 ms 51532 KB Output is correct
51 Correct 25 ms 51544 KB Output is correct
52 Correct 25 ms 51500 KB Output is correct
53 Correct 23 ms 51484 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 49480 KB Output is correct
2 Correct 24 ms 49484 KB Output is correct
3 Correct 21 ms 49516 KB Output is correct
4 Correct 22 ms 49388 KB Output is correct
5 Correct 23 ms 49408 KB Output is correct
6 Correct 23 ms 49496 KB Output is correct
7 Correct 24 ms 49456 KB Output is correct
8 Correct 21 ms 49492 KB Output is correct
9 Correct 23 ms 49492 KB Output is correct
10 Correct 20 ms 49452 KB Output is correct
11 Correct 22 ms 49496 KB Output is correct
12 Correct 21 ms 49628 KB Output is correct
13 Correct 23 ms 49640 KB Output is correct
14 Correct 23 ms 49568 KB Output is correct
15 Correct 24 ms 49592 KB Output is correct
16 Correct 22 ms 49532 KB Output is correct
17 Correct 23 ms 49484 KB Output is correct
18 Correct 22 ms 49428 KB Output is correct
19 Correct 25 ms 49620 KB Output is correct
20 Correct 21 ms 49492 KB Output is correct
21 Correct 23 ms 49724 KB Output is correct
22 Correct 23 ms 49804 KB Output is correct
23 Correct 23 ms 49748 KB Output is correct
24 Correct 25 ms 49760 KB Output is correct
25 Correct 22 ms 49680 KB Output is correct
26 Correct 23 ms 49736 KB Output is correct
27 Correct 24 ms 49748 KB Output is correct
28 Correct 22 ms 49636 KB Output is correct
29 Correct 29 ms 49736 KB Output is correct
30 Correct 25 ms 49740 KB Output is correct
31 Correct 30 ms 49756 KB Output is correct
32 Correct 23 ms 49748 KB Output is correct
33 Correct 21 ms 49740 KB Output is correct
34 Correct 22 ms 49492 KB Output is correct
35 Correct 21 ms 49452 KB Output is correct
36 Correct 22 ms 49448 KB Output is correct
37 Correct 26 ms 49464 KB Output is correct
38 Correct 27 ms 49544 KB Output is correct
39 Correct 28 ms 49704 KB Output is correct
40 Correct 22 ms 50192 KB Output is correct
41 Correct 26 ms 51600 KB Output is correct
42 Correct 26 ms 51532 KB Output is correct
43 Correct 26 ms 51608 KB Output is correct
44 Correct 24 ms 51500 KB Output is correct
45 Correct 25 ms 51524 KB Output is correct
46 Correct 23 ms 51516 KB Output is correct
47 Correct 27 ms 51512 KB Output is correct
48 Correct 23 ms 51528 KB Output is correct
49 Correct 25 ms 51568 KB Output is correct
50 Correct 26 ms 51532 KB Output is correct
51 Correct 25 ms 51544 KB Output is correct
52 Correct 25 ms 51500 KB Output is correct
53 Correct 23 ms 51484 KB Output is correct
54 Correct 42 ms 55448 KB Output is correct
55 Correct 167 ms 69500 KB Output is correct
56 Correct 112 ms 69312 KB Output is correct
57 Correct 98 ms 69196 KB Output is correct
58 Correct 71 ms 69196 KB Output is correct
59 Correct 62 ms 69308 KB Output is correct
60 Correct 56 ms 69284 KB Output is correct
61 Correct 65 ms 69308 KB Output is correct
62 Correct 120 ms 69460 KB Output is correct
63 Correct 66 ms 69308 KB Output is correct
64 Correct 61 ms 69216 KB Output is correct
65 Correct 83 ms 69308 KB Output is correct
66 Correct 101 ms 69324 KB Output is correct
67 Correct 58 ms 69248 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 49480 KB Output is correct
2 Correct 24 ms 49484 KB Output is correct
3 Correct 21 ms 49516 KB Output is correct
4 Correct 22 ms 49388 KB Output is correct
5 Correct 23 ms 49408 KB Output is correct
6 Correct 23 ms 49496 KB Output is correct
7 Correct 24 ms 49456 KB Output is correct
8 Correct 21 ms 49492 KB Output is correct
9 Correct 23 ms 49492 KB Output is correct
10 Correct 20 ms 49452 KB Output is correct
11 Correct 22 ms 49620 KB Output is correct
12 Correct 22 ms 49400 KB Output is correct
13 Correct 633 ms 103944 KB Output is correct
14 Correct 741 ms 111832 KB Output is correct
15 Correct 904 ms 118556 KB Output is correct
16 Correct 1129 ms 125384 KB Output is correct
17 Correct 1547 ms 132876 KB Output is correct
18 Correct 1404 ms 132984 KB Output is correct
19 Correct 1500 ms 133008 KB Output is correct
20 Correct 20 ms 49492 KB Output is correct
21 Correct 22 ms 49428 KB Output is correct
22 Correct 22 ms 49480 KB Output is correct
23 Correct 26 ms 49436 KB Output is correct
24 Correct 23 ms 49516 KB Output is correct
25 Correct 23 ms 49492 KB Output is correct
26 Correct 24 ms 49680 KB Output is correct
27 Correct 22 ms 49460 KB Output is correct
28 Correct 22 ms 49496 KB Output is correct
29 Correct 21 ms 49628 KB Output is correct
30 Correct 23 ms 49640 KB Output is correct
31 Correct 23 ms 49568 KB Output is correct
32 Correct 24 ms 49592 KB Output is correct
33 Correct 22 ms 49532 KB Output is correct
34 Correct 23 ms 49484 KB Output is correct
35 Correct 22 ms 49428 KB Output is correct
36 Correct 25 ms 49620 KB Output is correct
37 Correct 21 ms 49492 KB Output is correct
38 Correct 23 ms 49724 KB Output is correct
39 Correct 23 ms 49804 KB Output is correct
40 Correct 23 ms 49748 KB Output is correct
41 Correct 25 ms 49760 KB Output is correct
42 Correct 22 ms 49680 KB Output is correct
43 Correct 23 ms 49736 KB Output is correct
44 Correct 24 ms 49748 KB Output is correct
45 Correct 22 ms 49636 KB Output is correct
46 Correct 29 ms 49736 KB Output is correct
47 Correct 25 ms 49740 KB Output is correct
48 Correct 30 ms 49756 KB Output is correct
49 Correct 23 ms 49748 KB Output is correct
50 Correct 21 ms 49740 KB Output is correct
51 Correct 22 ms 49492 KB Output is correct
52 Correct 21 ms 49452 KB Output is correct
53 Correct 22 ms 49448 KB Output is correct
54 Correct 26 ms 49464 KB Output is correct
55 Correct 27 ms 49544 KB Output is correct
56 Correct 28 ms 49704 KB Output is correct
57 Correct 22 ms 50192 KB Output is correct
58 Correct 26 ms 51600 KB Output is correct
59 Correct 26 ms 51532 KB Output is correct
60 Correct 26 ms 51608 KB Output is correct
61 Correct 24 ms 51500 KB Output is correct
62 Correct 25 ms 51524 KB Output is correct
63 Correct 23 ms 51516 KB Output is correct
64 Correct 27 ms 51512 KB Output is correct
65 Correct 23 ms 51528 KB Output is correct
66 Correct 25 ms 51568 KB Output is correct
67 Correct 26 ms 51532 KB Output is correct
68 Correct 25 ms 51544 KB Output is correct
69 Correct 25 ms 51500 KB Output is correct
70 Correct 23 ms 51484 KB Output is correct
71 Correct 42 ms 55448 KB Output is correct
72 Correct 167 ms 69500 KB Output is correct
73 Correct 112 ms 69312 KB Output is correct
74 Correct 98 ms 69196 KB Output is correct
75 Correct 71 ms 69196 KB Output is correct
76 Correct 62 ms 69308 KB Output is correct
77 Correct 56 ms 69284 KB Output is correct
78 Correct 65 ms 69308 KB Output is correct
79 Correct 120 ms 69460 KB Output is correct
80 Correct 66 ms 69308 KB Output is correct
81 Correct 61 ms 69216 KB Output is correct
82 Correct 83 ms 69308 KB Output is correct
83 Correct 101 ms 69324 KB Output is correct
84 Correct 58 ms 69248 KB Output is correct
85 Correct 238 ms 91604 KB Output is correct
86 Correct 589 ms 132072 KB Output is correct
87 Correct 484 ms 132056 KB Output is correct
88 Correct 355 ms 132040 KB Output is correct
89 Correct 278 ms 132044 KB Output is correct
90 Correct 243 ms 132036 KB Output is correct
91 Correct 390 ms 132296 KB Output is correct
92 Correct 529 ms 132360 KB Output is correct
93 Correct 257 ms 132136 KB Output is correct
94 Correct 273 ms 132096 KB Output is correct
95 Correct 469 ms 132184 KB Output is correct
96 Correct 486 ms 132292 KB Output is correct
97 Correct 244 ms 132116 KB Output is correct