Submission #38382553

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
char s[1000];
inline ll rd(){
	ll x=0;char c=getchar();bool f=0;
	while(!isdigit(c)){if(c=='-')f=1;c=getchar();}
	while(isdigit(c)){x=(x<<1)+(x<<3)+(c^48);c=getchar();}
	return f?-x:x;
}
string ss;
map<string,int>mp;
vector<string>vv; 
int n,m;
int main(){
	ios::sync_with_stdio(false);
	cin.tie(0); cout.tie(0);
	cin>>n>>m;
	for(int i=1;i<=n;++i){
		cin>>s;
		string ss="";
		for(int j=3;j<=5;++j){
			ss+=s[j];
		}
		vv.push_back(ss);
	}
	for(int i=1;i<=m;++i){
		cin>>ss;
		mp[ss]=1;
	}
	int ans=0;
	for(auto v:vv){
		if(mp[v])ans++;
	}
	cout<<ans;
    return 0;
}

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Judge Result