记录

#include<bits/stdc++.h>
using namespace std;
int judge[1000006];
int main(){
	int n;
	cin>>n;
	for(int k=1;k<=n;k++){
		char a[5];
		for(int i=1;i<=5;i++) cin>>a[i];
		for(int i=1;i<=5;i++){
			char b=a[i];
			for(int kk=1;kk<=9;kk++){
				if(a[i]=='9') a[i]='0';
				else a[i]++;
				string s="";
				for(int j=1;j<=5;j++) s=s+a[j];
				judge[stoi(s)]++;
			}
			a[i]=b;
		}
		for(int i=1;i<=4;i++){
			char b=a[i],c=a[i+1];
			for(int kk=1;kk<=9;kk++){
				if(a[i]=='9') a[i]='0';
				else a[i]++;
				if(a[i+1]=='9') a[i+1]='0';
				else a[i+1]++;
				string s="";
				for(int j=1;j<=5;j++) s+=a[j];
				judge[stoi(s)]++;
			}
			a[i]=b,a[i+1]=c;
		}
		
	}
	int ans=0;
	for(int i=0;i<=99999;i++) if(judge[i]==n) ans++;
	cout<<ans;
	return 0;
}