#include #define rep(i,n) for(int i = 0; i < (n); ++i) #define srep(i,s,t) for (int i = s; i < t; ++i) #define drep(i,n) for(int i = (n)-1; i >= 0; --i) using namespace std; typedef long long int ll; typedef pair P; #define yn {puts("Yes");}else{puts("No");} #define MAX_N 200005 int main() { ll n; cin >> n; ll a = 0, b = 0; ll ten = 1; rep(i,10){ if(n % 10 == 7){ a += 6 * ten; b += 1 * ten; }else{ a += (n % 10) * ten; } ten *= 10; n /= 10; } cout << a << ' ' << b << endl; return 0; }