oj.uz

답안 #548249

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
548249 2022-04-12T19:18:49 Z inksamurai Copy and Paste 3 (JOI22_copypaste3) C++17
100 / 100
 718 ms 123284 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>;
hshmint _p=9973; // base
hshmint1 _p1=257; // base1
hshmint pw[3011],invpw[3011];
hshmint1 pw1[3011],invpw1[3011];
magicpair hsh[3011];
 
struct rollhsh{		
	rollhsh(string s=""){
		init(s);
	}
	void init(string s){
		// put this out in global if multiple testcases
		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 nahsh(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=nahsh.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=nahsh.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 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 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

# 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 293 ms 66084 KB Output is correct
4 Correct 370 ms 77140 KB Output is correct
5 Correct 474 ms 90224 KB Output is correct
6 Correct 573 ms 105224 KB Output is correct
7 Correct 694 ms 123028 KB Output is correct
8 Correct 718 ms 123076 KB Output is correct
9 Correct 703 ms 123284 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 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 0 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 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 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 0 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 0 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 0 ms 468 KB Output is correct
22 Correct 0 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 1 ms 468 KB Output is correct
26 Correct 1 ms 468 KB Output is correct
27 Correct 1 ms 468 KB Output is correct
28 Correct 1 ms 468 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 468 KB Output is correct
32 Correct 0 ms 468 KB Output is correct
33 Correct 1 ms 468 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 0 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 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 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 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 0 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 0 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 0 ms 468 KB Output is correct
22 Correct 0 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 1 ms 468 KB Output is correct
26 Correct 1 ms 468 KB Output is correct
27 Correct 1 ms 468 KB Output is correct
28 Correct 1 ms 468 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 468 KB Output is correct
32 Correct 0 ms 468 KB Output is correct
33 Correct 1 ms 468 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 0 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 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 596 KB Output is correct
41 Correct 2 ms 1236 KB Output is correct
42 Correct 3 ms 1148 KB Output is correct
43 Correct 3 ms 1236 KB Output is correct
44 Correct 3 ms 1236 KB Output is correct
45 Correct 2 ms 1236 KB Output is correct
46 Correct 3 ms 1236 KB Output is correct
47 Correct 3 ms 1236 KB Output is correct
48 Correct 3 ms 1236 KB Output is correct
49 Correct 3 ms 1236 KB Output is correct
50 Correct 3 ms 1236 KB Output is correct
51 Correct 3 ms 1236 KB Output is correct
52 Correct 4 ms 1364 KB Output is correct
53 Correct 3 ms 1236 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 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 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 0 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 0 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 0 ms 468 KB Output is correct
22 Correct 0 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 1 ms 468 KB Output is correct
26 Correct 1 ms 468 KB Output is correct
27 Correct 1 ms 468 KB Output is correct
28 Correct 1 ms 468 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 468 KB Output is correct
32 Correct 0 ms 468 KB Output is correct
33 Correct 1 ms 468 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 0 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 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 596 KB Output is correct
41 Correct 2 ms 1236 KB Output is correct
42 Correct 3 ms 1148 KB Output is correct
43 Correct 3 ms 1236 KB Output is correct
44 Correct 3 ms 1236 KB Output is correct
45 Correct 2 ms 1236 KB Output is correct
46 Correct 3 ms 1236 KB Output is correct
47 Correct 3 ms 1236 KB Output is correct
48 Correct 3 ms 1236 KB Output is correct
49 Correct 3 ms 1236 KB Output is correct
50 Correct 3 ms 1236 KB Output is correct
51 Correct 3 ms 1236 KB Output is correct
52 Correct 4 ms 1364 KB Output is correct
53 Correct 3 ms 1236 KB Output is correct
54 Correct 13 ms 4308 KB Output is correct
55 Correct 60 ms 20140 KB Output is correct
56 Correct 74 ms 20080 KB Output is correct
57 Correct 74 ms 20044 KB Output is correct
58 Correct 74 ms 20080 KB Output is correct
59 Correct 69 ms 20084 KB Output is correct
60 Correct 72 ms 20172 KB Output is correct
61 Correct 70 ms 20032 KB Output is correct
62 Correct 58 ms 20136 KB Output is correct
63 Correct 72 ms 20040 KB Output is correct
64 Correct 71 ms 20124 KB Output is correct
65 Correct 74 ms 20148 KB Output is correct
66 Correct 75 ms 20024 KB Output is correct
67 Correct 69 ms 20080 KB Output is correct

Subtask #6
38.0 / 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 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 0 ms 340 KB Output is correct
13 Correct 293 ms 66084 KB Output is correct
14 Correct 370 ms 77140 KB Output is correct
15 Correct 474 ms 90224 KB Output is correct
16 Correct 573 ms 105224 KB Output is correct
17 Correct 694 ms 123028 KB Output is correct
18 Correct 718 ms 123076 KB Output is correct
19 Correct 703 ms 123284 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 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 0 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 340 KB Output is correct
30 Correct 0 ms 340 KB Output is correct
31 Correct 0 ms 340 KB Output is correct
32 Correct 0 ms 340 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 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 0 ms 468 KB Output is correct
39 Correct 0 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 1 ms 468 KB Output is correct
43 Correct 1 ms 468 KB Output is correct
44 Correct 1 ms 468 KB Output is correct
45 Correct 1 ms 468 KB Output is correct
46 Correct 0 ms 468 KB Output is correct
47 Correct 0 ms 468 KB Output is correct
48 Correct 1 ms 468 KB Output is correct
49 Correct 0 ms 468 KB Output is correct
50 Correct 1 ms 468 KB Output is correct
51 Correct 0 ms 340 KB Output is correct
52 Correct 0 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 340 KB Output is correct
56 Correct 1 ms 468 KB Output is correct
57 Correct 1 ms 596 KB Output is correct
58 Correct 2 ms 1236 KB Output is correct
59 Correct 3 ms 1148 KB Output is correct
60 Correct 3 ms 1236 KB Output is correct
61 Correct 3 ms 1236 KB Output is correct
62 Correct 2 ms 1236 KB Output is correct
63 Correct 3 ms 1236 KB Output is correct
64 Correct 3 ms 1236 KB Output is correct
65 Correct 3 ms 1236 KB Output is correct
66 Correct 3 ms 1236 KB Output is correct
67 Correct 3 ms 1236 KB Output is correct
68 Correct 3 ms 1236 KB Output is correct
69 Correct 4 ms 1364 KB Output is correct
70 Correct 3 ms 1236 KB Output is correct
71 Correct 13 ms 4308 KB Output is correct
72 Correct 60 ms 20140 KB Output is correct
73 Correct 74 ms 20080 KB Output is correct
74 Correct 74 ms 20044 KB Output is correct
75 Correct 74 ms 20080 KB Output is correct
76 Correct 69 ms 20084 KB Output is correct
77 Correct 72 ms 20172 KB Output is correct
78 Correct 70 ms 20032 KB Output is correct
79 Correct 58 ms 20136 KB Output is correct
80 Correct 72 ms 20040 KB Output is correct
81 Correct 71 ms 20124 KB Output is correct
82 Correct 74 ms 20148 KB Output is correct
83 Correct 75 ms 20024 KB Output is correct
84 Correct 69 ms 20080 KB Output is correct
85 Correct 198 ms 49540 KB Output is correct
86 Correct 527 ms 123120 KB Output is correct
87 Correct 498 ms 123084 KB Output is correct
88 Correct 483 ms 123148 KB Output is correct
89 Correct 490 ms 123120 KB Output is correct
90 Correct 480 ms 123080 KB Output is correct
91 Correct 478 ms 123084 KB Output is correct
92 Correct 549 ms 123164 KB Output is correct
93 Correct 533 ms 123104 KB Output is correct
94 Correct 526 ms 123136 KB Output is correct
95 Correct 683 ms 123080 KB Output is correct
96 Correct 653 ms 123084 KB Output is correct
97 Correct 475 ms 123080 KB Output is correct