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답안 #548250

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
548250 2022-04-12T19:21:32 Z inksamurai Copy and Paste 3 (JOI22_copypaste3) C++17
100 / 100
 737 ms 123192 KB 
#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<n;i++)
#define rng(i,x,n) for(int i=x;i<n;i++)
#define per(i,n) for(int i=n-1;i>=0;i--)
#define fi first
#define se second
#define pb push_back
#define sz(a) (int)a.size()
#define vec(...) vector<__VA_ARGS__>
#define _3rfKJyA ios::sync_with_stdio(0),cin.tie(0)
typedef long long ll;
using pii=pair<int,int>;
using vi=vector<int>;
void print(){cout<<'\n';}
template<class h,class...t>
void print(const h&v,const t&...u){cout<<v<<' ',print(u...);}
// e
 
//snuke's mod int
template <ll mod>
struct modint{
	ll x; // typedef long long ll;
	modint(ll x=0):x((x%mod+mod)%mod){}
	modint operator-()const{return modint(-x);}
	modint& operator+=(const modint a){if((x+=a.x)>=mod) x-=mod; return *this;}
	modint& operator-=(const modint a){if((x+=mod-a.x)>=mod) x-=mod; return *this;}
	modint& operator*=(const modint a){(x*=a.x)%=mod; return *this;}
	modint operator+(const modint a)const{modint res(*this); return res+=a;}
	modint operator-(const modint a)const{modint res(*this); return res-=a;}
	modint operator*(const modint a)const{modint res(*this); return res*=a;}
	modint pow(ll n)const{
		modint res=1,x(*this);
		while(n){
			if(n&1)res*=x;
			x*=x;
			n>>=1;
		}
		return res;
	}
	modint inv()const{return pow(mod-2);}
};
 
// include mint here
using hshmint=modint<1000000007>;
using hshmint1=modint<998244353>;
using magicpair=pair<hshmint,hshmint1>;
struct rollhsh{	
	hshmint _p=9973; // base
	hshmint1 _p1=257; // base1
	vec(hshmint) pw,invpw;
	vec(hshmint1) pw1,invpw1;
	vec(magicpair) hsh;
	rollhsh(string s=""){
		init(s);
	}
	void init(string s){
		// put this out in global if multiple testcases
		hsh.clear();
		pw.clear();
		invpw.clear();
		pw1.clear();
		invpw1.clear();
		hsh.resize(sz(s)+1);
		pw.resize(sz(s)+1);
		invpw.resize(sz(s)+1);
		pw1.resize(sz(s)+1);
		invpw1.resize(sz(s)+1);
		hsh[0]={1,1};
		pw[0]=1;
		pw1[0]=1;
		invpw[0]=1;
		invpw1[0]=1;		
		hshmint _invbase=_p.x;
		hshmint1 _invbase1=_p1.x;
		_invbase=_invbase.inv(); _invbase1=_invbase1.inv();
		rep(i,sz(s)){
			pw[i+1]=pw[i]*_p;
			pw1[i+1]=pw1[i]*_p1;
			invpw[i+1]=invpw[i]*_invbase;
			invpw1[i+1]=invpw1[i]*_invbase1;
			hshmint x=(int)(s[i]-'a'+1);
			hshmint1 x1=(int)(s[i]-'a'+1);
			hsh[i+1]={hsh[i].fi+pw[i]*x,hsh[i].se+pw1[i]*x1};
		}
	}
	pair<ll,ll> get(int l,int r){ 
		// from - to , inclusive
		hshmint _f=invpw[l]*(hsh[r+1].fi-hsh[l].fi);
		hshmint1 _s=invpw1[l]*(hsh[r+1].se-hsh[l].se);
		return {_f.x,_s.x};	
	}
};
signed main(){
_3rfKJyA;
	int n;
	cin>>n;
	
	string s;
	cin>>s;
	
	ll c0,c1,c2;
	cin>>c0>>c1>>c2;

	vec(vi) nxt(n,vi(n,-1));
	using pll=pair<ll,ll>;
	rollhsh hsh(s);
	std::map<pll,int> mp;
	for(int len=1;len<=n;len++){
		mp.clear();
		for(int i=n-1;i>=0;i--){
			if(i-len+1>=0){
				pll p=hsh.get(i-len+1,i);
				if(mp.find(p)!=mp.end()){
					nxt[i-len+1][i]=mp[p];
				}
			}else{
				break;
			}
			if(i+len-1<n){
				pll p=hsh.get(i,i+len-1);
				mp[p]=i;
			}
		}
	}

	vec(vec(ll)) f(n,vec(ll)(n,8e18)),g(n,vec(ll)(n));
	rng(len,1,n+1){
		rep(i,n){
			if(i+len-1>=n){
				break;
			}
			int j=i+len-1;
			if(len>1){
				g[i][j]=min({g[i][j],g[i+1][j],g[i][j-1]});
			}
			f[i][j]=min(f[i][j],1ll*len*c0+g[i][j]);
			ll cnt=1;
			int nj=i;
			while(1){
				g[i][nj+len-1]=min(g[i][nj+len-1],-1ll*len*c0*cnt+1ll*cnt*c2+f[i][i+len-1]+c1);
				nj=nxt[nj][nj+len-1];
				if(nj==-1) break;
				cnt+=1;
			}
		}
	}
	print(f[0][n-1]);
//	
	return 0;
}

Subtask #1
1.0 / 1.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 299 ms 66012 KB Output is correct
4 Correct 400 ms 77096 KB Output is correct
5 Correct 497 ms 90120 KB Output is correct
6 Correct 602 ms 105196 KB Output is correct
7 Correct 737 ms 123056 KB Output is correct
8 Correct 736 ms 123052 KB Output is correct
9 Correct 732 ms 123048 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 1 ms 340 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 2 ms 1108 KB Output is correct
42 Correct 3 ms 1108 KB Output is correct
43 Correct 3 ms 1108 KB Output is correct
44 Correct 3 ms 1108 KB Output is correct
45 Correct 2 ms 1108 KB Output is correct
46 Correct 3 ms 1108 KB Output is correct
47 Correct 3 ms 1108 KB Output is correct
48 Correct 3 ms 1108 KB Output is correct
49 Correct 3 ms 1108 KB Output is correct
50 Correct 4 ms 1108 KB Output is correct
51 Correct 4 ms 1108 KB Output is correct
52 Correct 3 ms 1108 KB Output is correct
53 Correct 3 ms 1108 KB Output is correct

Subtask #5
32.0 / 32.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 2 ms 1108 KB Output is correct
42 Correct 3 ms 1108 KB Output is correct
43 Correct 3 ms 1108 KB Output is correct
44 Correct 3 ms 1108 KB Output is correct
45 Correct 2 ms 1108 KB Output is correct
46 Correct 3 ms 1108 KB Output is correct
47 Correct 3 ms 1108 KB Output is correct
48 Correct 3 ms 1108 KB Output is correct
49 Correct 3 ms 1108 KB Output is correct
50 Correct 4 ms 1108 KB Output is correct
51 Correct 4 ms 1108 KB Output is correct
52 Correct 3 ms 1108 KB Output is correct
53 Correct 3 ms 1108 KB Output is correct
54 Correct 15 ms 4308 KB Output is correct
55 Correct 68 ms 19932 KB Output is correct
56 Correct 77 ms 19984 KB Output is correct
57 Correct 74 ms 19976 KB Output is correct
58 Correct 71 ms 19972 KB Output is correct
59 Correct 74 ms 19976 KB Output is correct
60 Correct 77 ms 19976 KB Output is correct
61 Correct 83 ms 20052 KB Output is correct
62 Correct 58 ms 20052 KB Output is correct
63 Correct 72 ms 19952 KB Output is correct
64 Correct 77 ms 20044 KB Output is correct
65 Correct 84 ms 19940 KB Output is correct
66 Correct 72 ms 19948 KB Output is correct
67 Correct 69 ms 20044 KB Output is correct

Subtask #6
38.0 / 38.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 299 ms 66012 KB Output is correct
14 Correct 400 ms 77096 KB Output is correct
15 Correct 497 ms 90120 KB Output is correct
16 Correct 602 ms 105196 KB Output is correct
17 Correct 737 ms 123056 KB Output is correct
18 Correct 736 ms 123052 KB Output is correct
19 Correct 732 ms 123048 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 0 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 0 ms 340 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 0 ms 340 KB Output is correct
46 Correct 0 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 0 ms 340 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 0 ms 212 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 0 ms 212 KB Output is correct
55 Correct 0 ms 212 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 1 ms 468 KB Output is correct
58 Correct 2 ms 1108 KB Output is correct
59 Correct 3 ms 1108 KB Output is correct
60 Correct 3 ms 1108 KB Output is correct
61 Correct 3 ms 1108 KB Output is correct
62 Correct 2 ms 1108 KB Output is correct
63 Correct 3 ms 1108 KB Output is correct
64 Correct 3 ms 1108 KB Output is correct
65 Correct 3 ms 1108 KB Output is correct
66 Correct 3 ms 1108 KB Output is correct
67 Correct 4 ms 1108 KB Output is correct
68 Correct 4 ms 1108 KB Output is correct
69 Correct 3 ms 1108 KB Output is correct
70 Correct 3 ms 1108 KB Output is correct
71 Correct 15 ms 4308 KB Output is correct
72 Correct 68 ms 19932 KB Output is correct
73 Correct 77 ms 19984 KB Output is correct
74 Correct 74 ms 19976 KB Output is correct
75 Correct 71 ms 19972 KB Output is correct
76 Correct 74 ms 19976 KB Output is correct
77 Correct 77 ms 19976 KB Output is correct
78 Correct 83 ms 20052 KB Output is correct
79 Correct 58 ms 20052 KB Output is correct
80 Correct 72 ms 19952 KB Output is correct
81 Correct 77 ms 20044 KB Output is correct
82 Correct 84 ms 19940 KB Output is correct
83 Correct 72 ms 19948 KB Output is correct
84 Correct 69 ms 20044 KB Output is correct
85 Correct 200 ms 49488 KB Output is correct
86 Correct 587 ms 123092 KB Output is correct
87 Correct 526 ms 123116 KB Output is correct
88 Correct 565 ms 123124 KB Output is correct
89 Correct 497 ms 123096 KB Output is correct
90 Correct 511 ms 123192 KB Output is correct
91 Correct 520 ms 123084 KB Output is correct
92 Correct 590 ms 123052 KB Output is correct
93 Correct 553 ms 123088 KB Output is correct
94 Correct 544 ms 123048 KB Output is correct
95 Correct 683 ms 123164 KB Output is correct
96 Correct 685 ms 123080 KB Output is correct
97 Correct 487 ms 123056 KB Output is correct