답안 #548202

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
548202 2022-04-12T17:19:35 Z inksamurai Copy and Paste 3 (JOI22_copypaste3) C++17
62 / 100
3000 ms 175092 KB
#include <bits/stdc++.h>
#define int ll
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;
	
	int c0,c1,c2;
	cin>>c0>>c1>>c2;

	using pll=pair<ll,ll>;
	std::map<pll,vi> mp;
	rollhsh hsh(s);
	rep(i,n){
		rng(j,i,n){
			mp[hsh.get(i,j)].pb(i);
		}
	}

	const int inf=numeric_limits<int>::max();
	
	// so we want to minimize  -x * c * a + c * b + f[l][r]

	vec(vi) f(n,vi(n,inf)),g;
	g=f;
	for(int len=1;len<=n;len++){
		for(int i=0;i<n;i++){
			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]=len*c0;
			// if(i==0 and j==n-1) print("ho",f[i][j]);
			// cout<<c0<<"\n";
			if(g[i][j]!=inf){
				f[i][j]=min(f[i][j],len*c0+g[i][j]);
			}

			pll p=hsh.get(i,j);
			int cnt=1;
			j=i-1;
			while(1){
				auto it=upper_bound(mp[p].begin(),mp[p].end(),j);
				if(it==mp[p].end()){
					break;
				}
				int nj=*it+len-1;
				g[i][nj]=min(g[i][nj],-len*c0*cnt+cnt*c2+f[i][i+len-1]+c1);
				j=nj;
				cnt+=1;
			}
		}
	}

	print(f[0][n-1]);
	// cout<<f[0][1]<<"\n";
//	
	return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 312 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 1 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 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 320 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1338 ms 70548 KB Output is correct
4 Correct 1617 ms 82092 KB Output is correct
5 Correct 1974 ms 96612 KB Output is correct
6 Correct 2268 ms 113284 KB Output is correct
7 Correct 2673 ms 132452 KB Output is correct
8 Correct 2642 ms 132556 KB Output is correct
9 Correct 2630 ms 132456 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 316 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 312 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 1 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 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 320 KB Output is correct
10 Correct 1 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 1 ms 320 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 324 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 324 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 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 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 320 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 324 KB Output is correct
32 Correct 1 ms 320 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 316 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 312 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 1 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 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 320 KB Output is correct
10 Correct 1 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 1 ms 320 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 324 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 324 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 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 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 320 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 324 KB Output is correct
32 Correct 1 ms 320 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 316 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 4 ms 704 KB Output is correct
41 Correct 9 ms 1236 KB Output is correct
42 Correct 20 ms 3016 KB Output is correct
43 Correct 21 ms 3028 KB Output is correct
44 Correct 20 ms 3028 KB Output is correct
45 Correct 22 ms 3140 KB Output is correct
46 Correct 21 ms 3124 KB Output is correct
47 Correct 18 ms 1712 KB Output is correct
48 Correct 22 ms 2324 KB Output is correct
49 Correct 20 ms 2540 KB Output is correct
50 Correct 19 ms 2516 KB Output is correct
51 Correct 19 ms 2132 KB Output is correct
52 Correct 20 ms 2240 KB Output is correct
53 Correct 20 ms 3028 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 312 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 1 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 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 320 KB Output is correct
10 Correct 1 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 1 ms 320 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 324 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 324 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 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 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 320 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 324 KB Output is correct
32 Correct 1 ms 320 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 316 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 4 ms 704 KB Output is correct
41 Correct 9 ms 1236 KB Output is correct
42 Correct 20 ms 3016 KB Output is correct
43 Correct 21 ms 3028 KB Output is correct
44 Correct 20 ms 3028 KB Output is correct
45 Correct 22 ms 3140 KB Output is correct
46 Correct 21 ms 3124 KB Output is correct
47 Correct 18 ms 1712 KB Output is correct
48 Correct 22 ms 2324 KB Output is correct
49 Correct 20 ms 2540 KB Output is correct
50 Correct 19 ms 2516 KB Output is correct
51 Correct 19 ms 2132 KB Output is correct
52 Correct 20 ms 2240 KB Output is correct
53 Correct 20 ms 3028 KB Output is correct
54 Correct 152 ms 14112 KB Output is correct
55 Correct 355 ms 21580 KB Output is correct
56 Correct 1218 ms 70044 KB Output is correct
57 Correct 1230 ms 70396 KB Output is correct
58 Correct 1229 ms 70624 KB Output is correct
59 Correct 1214 ms 70620 KB Output is correct
60 Correct 1215 ms 70792 KB Output is correct
61 Correct 911 ms 44024 KB Output is correct
62 Correct 358 ms 22384 KB Output is correct
63 Correct 1118 ms 57656 KB Output is correct
64 Correct 1098 ms 58392 KB Output is correct
65 Correct 1022 ms 45140 KB Output is correct
66 Correct 1036 ms 45208 KB Output is correct
67 Correct 1184 ms 70692 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 312 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 1 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 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 320 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 1338 ms 70548 KB Output is correct
14 Correct 1617 ms 82092 KB Output is correct
15 Correct 1974 ms 96612 KB Output is correct
16 Correct 2268 ms 113284 KB Output is correct
17 Correct 2673 ms 132452 KB Output is correct
18 Correct 2642 ms 132556 KB Output is correct
19 Correct 2630 ms 132456 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 316 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 1 ms 320 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 324 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 1 ms 324 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 320 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 324 KB Output is correct
49 Correct 1 ms 320 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 1 ms 316 KB Output is correct
53 Correct 0 ms 212 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 1 ms 212 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 4 ms 704 KB Output is correct
58 Correct 9 ms 1236 KB Output is correct
59 Correct 20 ms 3016 KB Output is correct
60 Correct 21 ms 3028 KB Output is correct
61 Correct 20 ms 3028 KB Output is correct
62 Correct 22 ms 3140 KB Output is correct
63 Correct 21 ms 3124 KB Output is correct
64 Correct 18 ms 1712 KB Output is correct
65 Correct 22 ms 2324 KB Output is correct
66 Correct 20 ms 2540 KB Output is correct
67 Correct 19 ms 2516 KB Output is correct
68 Correct 19 ms 2132 KB Output is correct
69 Correct 20 ms 2240 KB Output is correct
70 Correct 20 ms 3028 KB Output is correct
71 Correct 152 ms 14112 KB Output is correct
72 Correct 355 ms 21580 KB Output is correct
73 Correct 1218 ms 70044 KB Output is correct
74 Correct 1230 ms 70396 KB Output is correct
75 Correct 1229 ms 70624 KB Output is correct
76 Correct 1214 ms 70620 KB Output is correct
77 Correct 1215 ms 70792 KB Output is correct
78 Correct 911 ms 44024 KB Output is correct
79 Correct 358 ms 22384 KB Output is correct
80 Correct 1118 ms 57656 KB Output is correct
81 Correct 1098 ms 58392 KB Output is correct
82 Correct 1022 ms 45140 KB Output is correct
83 Correct 1036 ms 45208 KB Output is correct
84 Correct 1184 ms 70692 KB Output is correct
85 Execution timed out 3037 ms 175092 KB Time limit exceeded
86 Halted 0 ms 0 KB -