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답안 #633794

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
633794 2022-08-23T09:00:07 Z IWTIM Copy and Paste 3 (JOI22_copypaste3) C++14
62 / 100
 395 ms 69532 KB 
# include <bits/stdc++.h>
using namespace std;
using ll = long long;
using db = long double; // or double, if TL is tight
using str = string; // yay python! 
 
// pairs
using pii = pair<int,int>;
using pl = pair<ll,ll>;
using pd = pair<db,db>;
#define mp make_pair
#define f first
#define s second
 
#define tcT template<class T
#define tcTU tcT, class U
// ^ lol this makes everything look weird but I'll try it
tcT> using V = vector<T>; 
tcT, size_t SZ> using AR = array<T,SZ>; 
using vi = V<int>;
using vb = V<bool>;
using vl = V<ll>;
using vd = V<db>;
using vs = V<str>;
using vpi = V<pii>;
using vpl = V<pl>;
using vpd = V<pd>;
 
// vectors
// oops size(x), rbegin(x), rend(x) need C++17
#define sz(x) int((x).size())
#define bg(x) begin(x)
#define all(x) bg(x), end(x)
#define rall(x) x.rbegin(), x.rend() 
#define sor(x) sort(all(x)) 
#define rsz resize
#define ins insert 
#define pb push_back
#define eb emplace_back
#define ft front()
#define bk back()
 
#define lb lower_bound
#define ub upper_bound
#define FOR(i,a,b) for (int i = (a); i < (b); ++i)
#define F0R(i,a) FOR(i,0,a)
#define ROF(i,a,b) for (int i = (b)-1; i >= (a); --i)
#define R0F(i,a) ROF(i,0,a)
#define rep(a) F0R(_,a)
#define each(a,x) for (auto& a: x)
const int MOD = 998244353;
const int MX = 2e5+5;
const ll BIG = 1e18; // not too close to LLONG_MAX
const db PI = acos((db)-1);
const int dx[4]{1,0,-1,0}, dy[4]{0,1,0,-1}; // for every grid problem!!
mt19937 rng((uint32_t)chrono::steady_clock::now().time_since_epoch().count()); 
template<class T> using pqg = priority_queue<T,vector<T>,greater<T>>;
struct DSU {
	vi e; void init(int N) { e = vi(N,-1); }
	int get(int x) { return e[x] < 0 ? x : e[x] = get(e[x]); } 
	bool sameSet(int a, int b) { return get(a) == get(b); }
	int size(int x) { return -e[get(x)]; }
	bool unite(int x, int y) { // union by size
		x = get(x), y = get(y); if (x == y) return 0;
		if (e[x] > e[y]) swap(x,y);
		e[x] += e[y]; e[y] = x; return 1;
	}
};
/*
inline namespace Helpers {
	//////////// is_iterable
	// https://stackoverflow.com/questions/13830158/check-if-a-variable-type-is-iterable
	// this gets used only when we can call begin() and end() on that type
	tcT, class = void> struct is_iterable : false_type {};
	tcT> struct is_iterable<T, void_t<decltype(begin(declval<T>())),
	                                  decltype(end(declval<T>()))
	                                 >
	                       > : true_type {};
	tcT> constexpr bool is_iterable_v = is_iterable<T>::value;
 
	//////////// is_readable
	tcT, class = void> struct is_readable : false_type {};
	tcT> struct is_readable<T,
	        typename std::enable_if_t<
	            is_same_v<decltype(cin >> declval<T&>()), istream&>
	        >
	    > : true_type {};
	tcT> constexpr bool is_readable_v = is_readable<T>::value;
 
	//////////// is_printable
	// // https://nafe.es/posts/2020-02-29-is-printable/
	tcT, class = void> struct is_printable : false_type {};
	tcT> struct is_printable<T,
	        typename std::enable_if_t<
	            is_same_v<decltype(cout << declval<T>()), ostream&>
	        >
	    > : true_type {};
	tcT> constexpr bool is_printable_v = is_printable<T>::value;
}*/
using ll = long long;
using db = long double; // or double, if TL is tight
using str = string; // yay python! 
 
// pairs
using pii = pair<int,int>;
using pl = pair<ll,ll>;
using pd = pair<db,db>;
#define mp make_pair
#define f first
#define s second
 
#define tcT template<class T
#define tcTU tcT, class U
// ^ lol this makes everything look weird but I'll try it
tcT> using V = vector<T>; 
tcT, size_t SZ> using AR = array<T,SZ>; 
using vi = V<int>;
using vb = V<bool>;
using vl = V<ll>;
using vd = V<db>;
using vs = V<str>;
using vpi = V<pii>;
using vpl = V<pl>;
using vpd = V<pd>;
 
// vectors
// oops size(x), rbegin(x), rend(x) need C++17
#define sz(x) int((x).size())
#define bg(x) begin(x)
#define all(x) bg(x), end(x)
#define rall(x) x.rbegin(), x.rend() 
#define sor(x) sort(all(x)) 
#define rsz resize
#define ins insert 
#define pb push_back
#define eb emplace_back
#define ft front()
#define bk back()
 
#define lb lower_bound
#define ub upper_bound
#define FOR(i,a,b) for (int i = (a); i < (b); ++i)
#define F0R(i,a) FOR(i,0,a)
#define ROF(i,a,b) for (int i = (b)-1; i >= (a); --i)
#define R0F(i,a) ROF(i,0,a)
#define rep(a) F0R(_,a)
#define each(a,x) for (auto& a: x)
template<class T> using pqg = priority_queue<T,vector<T>,greater<T>>;
 
/*
inline namespace Helpers {
	//////////// is_iterable
	// https://stackoverflow.com/questions/13830158/check-if-a-variable-type-is-iterable
	// this gets used only when we can call begin() and end() on that type
	tcT, class = void> struct is_iterable : false_type {};
	tcT> struct is_iterable<T, void_t<decltype(begin(declval<T>())),
	                                  decltype(end(declval<T>()))
	                                 >
	                       > : true_type {};
	tcT> constexpr bool is_iterable_v = is_iterable<T>::value;
 
	//////////// is_readable
	tcT, class = void> struct is_readable : false_type {};
	tcT> struct is_readable<T,
	        typename std::enable_if_t<
	            is_same_v<decltype(cin >> declval<T&>()), istream&>
	        >
	    > : true_type {};
	tcT> constexpr bool is_readable_v = is_readable<T>::value;
 
	//////////// is_printable
	// // https://nafe.es/posts/2020-02-29-is-printable/
	tcT, class = void> struct is_printable : false_type {};
	tcT> struct is_printable<T,
	        typename std::enable_if_t<
	            is_same_v<decltype(cout << declval<T>()), ostream&>
	        >
	    > : true_type {};
	tcT> constexpr bool is_printable_v = is_printable<T>::value;
}*/
#define int long long
const int N = 3005, mod = 1e9 + 9;
int t,n,a,b,c,nxt[N], dp[N][N],pw[N];
vector < pii > v;
int hs[N][N];
string s;
int get(char ch) {
	return (ch - 'a' + 1);
}
void go(vector <int> vv, int sz) {
	int cur = -1;
	for (int i = (int)vv.size() - 1; i >= 0; i--) {
		while(true) {
			if (vv.back() >= vv[i] + sz) {
				cur = vv.back();
				vv.pop_back();
			} else break;
		}
		nxt[vv[i]] = cur;
	}
}
main() {
    cin>>n>>s>>a>>b>>c;
    s = "@" + s;
    for (int i = 1; i <= n; i++) {
    	for (int j = i; j <= n; j++) {
    		dp[i][j] = (j - i + 1)*a;
		}
	}
	int p = 37;
	pw[0] = 1;
	for (int i = 1; i <= n; i++) {
		pw[i] = (pw[i - 1] * p) % mod;
	}
	for (int i = 1; i <= n; i++) {
		int curhs = 0;
		for (int j = i; j <= n; j++) {
			curhs = (curhs + pw[j - i] * get(s[j])) % mod;  
			hs[i][j] = curhs;
		}
	}
	for (int sz = 1; sz <= n; sz++) {
		v.clear();
		for (int j = 1; j + sz - 1 <= n; j++) {
			v.pb({hs[j][j + sz - 1], j});
		}
		v.pb({mod, 0});
		sort(v.begin(),v.end());
		int le = 0;
		for (int i = 1; i < v.size(); i++) {
			if (v[i].f != v[i - 1].f) {
				int ri = i - 1;
				vector <int> vv;
				for (int j = le; j <= ri; j++) {
					vv.pb(v[j].s);
				}
				go(vv,sz);
				le = i;
			}
		}
		
		for (int l = 1; l + sz - 1 <= n; l++) {
			if (sz > 1) dp[l][l + sz - 1] = min(dp[l][l + sz - 1], min(dp[l + 1][l + sz - 1] + a, dp[l][l + sz - 2] + a)); 
		}
		for (int l = 1; l + sz - 1 <= n; l++) {
			int curl = l;
			int cnt = 1;
			while (nxt[curl] != -1) {
				cnt++;
				int ri = nxt[curl] + sz - 1;
				dp[l][nxt[curl] + sz - 1] = min(dp[l][nxt[curl] + sz - 1], dp[l][l + sz - 1] + b + cnt * c + (ri - l + 1 - sz * cnt)*a);
			    curl = nxt[curl];
			}
		}
	}
	cout<<dp[1][n]<<"\n";
}

Compilation message

copypaste3.cpp:202:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
  202 | main() {
      | ^~~~
copypaste3.cpp: In function 'int main()':
copypaste3.cpp:230:21: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<int, int>, std::allocator<std::pair<int, int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  230 |   for (int i = 1; i < v.size(); i++) {
      |                   ~~^~~~~~~~~~

Subtask #1
1.0 / 1.0

# 결과 실행 시간 메모리 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 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 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 0 ms 340 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 468 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 184 ms 41280 KB Output is correct
4 Correct 217 ms 46980 KB Output is correct
5 Correct 239 ms 53408 KB Output is correct
6 Correct 289 ms 60820 KB Output is correct
7 Correct 361 ms 69448 KB Output is correct
8 Correct 335 ms 69448 KB Output is correct
9 Correct 356 ms 69452 KB Output is correct
10 Correct 0 ms 212 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 0 ms 340 KB Output is correct
15 Correct 0 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

# 결과 실행 시간 메모리 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 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 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 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 468 KB Output is correct
13 Correct 0 ms 468 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 0 ms 468 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 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 0 ms 468 KB Output is correct
25 Correct 0 ms 468 KB Output is correct
26 Correct 1 ms 468 KB Output is correct
27 Correct 0 ms 468 KB Output is correct
28 Correct 0 ms 468 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 0 ms 468 KB Output is correct
31 Correct 0 ms 468 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 0 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 0 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

# 결과 실행 시간 메모리 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 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 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 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 468 KB Output is correct
13 Correct 0 ms 468 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 0 ms 468 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 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 0 ms 468 KB Output is correct
25 Correct 0 ms 468 KB Output is correct
26 Correct 1 ms 468 KB Output is correct
27 Correct 0 ms 468 KB Output is correct
28 Correct 0 ms 468 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 0 ms 468 KB Output is correct
31 Correct 0 ms 468 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 0 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 0 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 1 ms 980 KB Output is correct
41 Correct 2 ms 2260 KB Output is correct
42 Correct 3 ms 2260 KB Output is correct
43 Correct 3 ms 2260 KB Output is correct
44 Correct 3 ms 2260 KB Output is correct
45 Correct 3 ms 2260 KB Output is correct
46 Correct 3 ms 2260 KB Output is correct
47 Correct 3 ms 2260 KB Output is correct
48 Correct 3 ms 2260 KB Output is correct
49 Correct 3 ms 2260 KB Output is correct
50 Correct 3 ms 2260 KB Output is correct
51 Correct 3 ms 2264 KB Output is correct
52 Correct 4 ms 2260 KB Output is correct
53 Correct 3 ms 2260 KB Output is correct

Subtask #5
32.0 / 32.0

# 결과 실행 시간 메모리 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 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 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 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 468 KB Output is correct
13 Correct 0 ms 468 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 0 ms 468 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 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 0 ms 468 KB Output is correct
25 Correct 0 ms 468 KB Output is correct
26 Correct 1 ms 468 KB Output is correct
27 Correct 0 ms 468 KB Output is correct
28 Correct 0 ms 468 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 0 ms 468 KB Output is correct
31 Correct 0 ms 468 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 0 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 0 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 1 ms 980 KB Output is correct
41 Correct 2 ms 2260 KB Output is correct
42 Correct 3 ms 2260 KB Output is correct
43 Correct 3 ms 2260 KB Output is correct
44 Correct 3 ms 2260 KB Output is correct
45 Correct 3 ms 2260 KB Output is correct
46 Correct 3 ms 2260 KB Output is correct
47 Correct 3 ms 2260 KB Output is correct
48 Correct 3 ms 2260 KB Output is correct
49 Correct 3 ms 2260 KB Output is correct
50 Correct 3 ms 2260 KB Output is correct
51 Correct 3 ms 2264 KB Output is correct
52 Correct 4 ms 2260 KB Output is correct
53 Correct 3 ms 2260 KB Output is correct
54 Correct 13 ms 5460 KB Output is correct
55 Correct 37 ms 16264 KB Output is correct
56 Correct 60 ms 16252 KB Output is correct
57 Correct 59 ms 16212 KB Output is correct
58 Correct 59 ms 16212 KB Output is correct
59 Correct 62 ms 16236 KB Output is correct
60 Correct 58 ms 16332 KB Output is correct
61 Correct 63 ms 16228 KB Output is correct
62 Correct 49 ms 16220 KB Output is correct
63 Correct 65 ms 16232 KB Output is correct
64 Correct 62 ms 16232 KB Output is correct
65 Correct 66 ms 16212 KB Output is correct
66 Correct 65 ms 16228 KB Output is correct
67 Correct 63 ms 16208 KB Output is correct

Subtask #6
0 / 38.0

# 결과 실행 시간 메모리 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 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 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 0 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 184 ms 41280 KB Output is correct
14 Correct 217 ms 46980 KB Output is correct
15 Correct 239 ms 53408 KB Output is correct
16 Correct 289 ms 60820 KB Output is correct
17 Correct 361 ms 69448 KB Output is correct
18 Correct 335 ms 69448 KB Output is correct
19 Correct 356 ms 69452 KB Output is correct
20 Correct 0 ms 212 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 0 ms 340 KB Output is correct
25 Correct 0 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 0 ms 468 KB Output is correct
30 Correct 0 ms 468 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 0 ms 468 KB Output is correct
33 Correct 0 ms 340 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 0 ms 340 KB Output is correct
38 Correct 1 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 0 ms 468 KB Output is correct
42 Correct 0 ms 468 KB Output is correct
43 Correct 1 ms 468 KB Output is correct
44 Correct 0 ms 468 KB Output is correct
45 Correct 0 ms 468 KB Output is correct
46 Correct 1 ms 468 KB Output is correct
47 Correct 0 ms 468 KB Output is correct
48 Correct 0 ms 468 KB Output is correct
49 Correct 1 ms 468 KB Output is correct
50 Correct 0 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 0 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 1 ms 980 KB Output is correct
58 Correct 2 ms 2260 KB Output is correct
59 Correct 3 ms 2260 KB Output is correct
60 Correct 3 ms 2260 KB Output is correct
61 Correct 3 ms 2260 KB Output is correct
62 Correct 3 ms 2260 KB Output is correct
63 Correct 3 ms 2260 KB Output is correct
64 Correct 3 ms 2260 KB Output is correct
65 Correct 3 ms 2260 KB Output is correct
66 Correct 3 ms 2260 KB Output is correct
67 Correct 3 ms 2260 KB Output is correct
68 Correct 3 ms 2264 KB Output is correct
69 Correct 4 ms 2260 KB Output is correct
70 Correct 3 ms 2260 KB Output is correct
71 Correct 13 ms 5460 KB Output is correct
72 Correct 37 ms 16264 KB Output is correct
73 Correct 60 ms 16252 KB Output is correct
74 Correct 59 ms 16212 KB Output is correct
75 Correct 59 ms 16212 KB Output is correct
76 Correct 62 ms 16236 KB Output is correct
77 Correct 58 ms 16332 KB Output is correct
78 Correct 63 ms 16228 KB Output is correct
79 Correct 49 ms 16220 KB Output is correct
80 Correct 65 ms 16232 KB Output is correct
81 Correct 62 ms 16232 KB Output is correct
82 Correct 66 ms 16212 KB Output is correct
83 Correct 65 ms 16228 KB Output is correct
84 Correct 63 ms 16208 KB Output is correct
85 Correct 159 ms 32692 KB Output is correct
86 Correct 395 ms 69532 KB Output is correct
87 Correct 383 ms 69424 KB Output is correct
88 Correct 373 ms 69424 KB Output is correct
89 Incorrect 371 ms 69424 KB Output isn't correct
90 Halted 0 ms 0 KB -