QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#683741#8334. GeneONISINOTL 0ms0kbC++203.5kb2024-10-27 23:13:352024-10-27 23:13:36

Judging History

你现在查看的是最新测评结果

  • [2024-10-27 23:13:36]
  • 评测
  • 测评结果:TL
  • 用时:0ms
  • 内存:0kb
  • [2024-10-27 23:13:35]
  • 提交

answer

#include <bits/stdc++.h>

//DEBUG:    https://github.com/sharkdp/dbg-macro
#ifdef LOCAL
#include "../dbg-macro-0.5.1/dbg.h"
#else
#define dbg(...) (__VA_ARGS__)
#endif

#define endl '\n'
using namespace std;
typedef unsigned long long ull;
typedef long long ll;
typedef long double llf;
const ll MAXN=2e5+10,MOD=998244353,INF=1e9;

ll qpow(ll base,ll exp){ll ans=1;while(exp){if(exp&1)(ans*=base)%=MOD;(base*=base)%=MOD;exp>>=1;}return ans;}
ull uqpow(ull base,ull exp){ull ans=1;while(exp){if(exp&1)ans*=base;base*=base;exp>>=1;}return ans;}
template<class T>ll max_binary_answer(ll l,ll r,T check,bool cmp=true){ll m;while(l<r){m=(l+r+1)/2;if(cmp^!check(m))l=m;else r=m-1;}return l;}
template<class T>ll min_binary_answer(ll l,ll r,T check,bool cmp=true){ll m;while(l<r){m=(l+r)/2;if(cmp^!check(m))r=m;else l=m+1;}return r;}
ll exgcd(ll a,ll b,ll &x,ll &y){ll tmp;return b==0?(x=1,y=0,a):(tmp=exgcd(b,a%b,y,x),y-=(a/b)*x,tmp);}
ll highbit(ll x){for(ll i=1;i<(ll)sizeof(ll)*4;i<<=1)x|=x>>i;return x-(x>>1);}
ll lowbit(ll x){return x&(-x);}
//--------Global declared area--------
int n,q,m,k;
ull k1=100,k2=100;
vector<string> s;
vector<vector<pair<ull,ull>>> ha;
void init(){
	for(int i=0;i<n;i++){
		for(int j=1;j<=m;j++){
			ha[i][j].first=((ha[i][j-1].first*k1)+(int)(s[i][j-1]-'a'));
			ha[i][j].second=((ha[i][j-1].second*k2)+(int)(s[i][j-1]-'a'));
		}
	}
}
bool check(int x,string t,vector<pair<ull,ull>> &tha){

	ll l=1,mid,cnt=k;
	while(cnt>=0){
		ll r=m;
		
//		cout<<l<<"  "<<r<<"  --  "<<endl;
//		
//		for(int i=1;i<=m;i++){
//			cout<<tha[i].first-tha[i-1].first*k1<<','<<tha[i].second-tha[i-1].second*k2<<"  ";
//		}cout<<endl;
//		for(int i=1;i<=m;i++){
//			cout<<ha[x][i].first-ha[x][i-1].first*k1<<','<<ha[x][i].second-ha[x][i-1].second*k2<<"  ";
//		}cout<<endl;
		
		while(l<r){
			mid=(l+r)/2;
//			cout<<tha[mid].first-tha[l-1].first*uqpow(k1,mid-l+1)<<","<<ha[x][mid].first-ha[x][l-1].first*uqpow(k1,mid-l+1)<<"  ";
//			cout<<tha[mid].second-tha[l-1].second*uqpow(k2,mid-l+1)<<","<<ha[x][mid].second-ha[x][l-1].second*uqpow(k2,mid-l+1)<<"  ";
			if(
				tha[mid].first-tha[l-1].first*uqpow(k1,(ull)(mid-l+1))==ha[x][mid].first-ha[x][l-1].first*uqpow(k1,(ull)(mid-l+1))
				&&tha[mid].second-tha[l-1].second*uqpow(k2,(ull)(mid-l+1))==ha[x][mid].second-ha[x][l-1].second*uqpow(k2,(ull)(mid-l+1))
			){
				l=mid+1;
//				cerr<<"l ";
			}else{
				r=mid;
//				cerr<<"r ";
			}
//			cerr<<endl;
		}
		
//		cerr<<l<<"  "<<r<<endl;
		
		if(l<=m&&t[l-1]!=s[x][l-1]){
			cnt--;
			l+=1;
		}
		if(l>m){
//			cerr<<"good"<<endl;
			return true;
		}
	}
//	cerr<<"bad"<<endl;
	return false; 
}
//--------Global declared end --------
void solve(int test_num){
	cin>>n>>q>>m>>k;
	s.resize(n);
	ha.resize(n,vector<pair<ull,ull>>(m+1,{0,0}));
	for(int i=0;i<n;i++){
		cin>>s[i];
	}
	init();
	while(q--){
		int ans=0;
		string t;
		cin>>t;
		vector<pair<ull,ull>> tha(m+1);
		for(int i=1;i<=m;i++){
			tha[i].first=((tha[i-1].first*k1)+(int)(t[i-1]-'a'));
			tha[i].second=((tha[i-1].second*k2)+(int)(t[i-1]-'a'));
		}
		for(int i=0;i<n;i++){
			ans+=check(i,t,tha);
		}
//		cout<<"------------------------------";
		cout<<ans<<endl;
	}
//	for(int i=0;i<n;i++){
//		cout<<s[i]<<":  ";
//		for(int j=0;j<=m;j++){
//			cout<<":"<<ha[i][j].first<<','<<ha[i][j].second<<"  ";
//		}
//		cout<<endl;
//	}
}

int main(){
	//std::ios::sync_with_stdio(false);
	//std::cin.tie(nullptr),std::cout.tie(nullptr);
	int t=1;
	//cin>>t;
	for(int i=1;i<=t;i++){
		solve(i);
		//cout.flush();
	}
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 0
Time Limit Exceeded

input:

6 4 4 1
kaki
kika
manu
nana
tepu
tero
kaka
mana
teri
anan

output:


result: