#include <iostream>
using namespace std;
#define ll long long
#define ld long double
signed main(){
ll a,b;
cin >> a >> b;
for(a; a <= b; a++)
cout << a << " ";
}
#include <iostream>
using namespace std;
#define ll long long
#define ld long double
signed main(){
ll a,b;
cin >> a >> b;
for(a; a <= b; a++)
cout << a << " ";
}