x,y = map(int, input().split())
c = 1
for i in range(x - 1):
c *= 10
c += 1
b = 10 ** x - c
print(c)
print(b)#include<bits/stdc++.h>
using namespace std;
#define ll long long int
int main()
{
int a,b,i;
cin>>a>>b;
int l=a/4;
for(i=0;i<=l;i++)
{
if(i==l) cout<<5;
else cout<<4;
}
cout<<endl;
for(i=0;i<=l;i++)
{
cout<<5;
}
return 0;
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