#include <iostream>
 
using namespace std;
 
int main() {
    // считайте два целых числа и выведите все числа между ними включительно
    int a, b;
    cin >> a >> b;
    if (a < b){
       for ( int i = a; i <= b; ++i ) {
           cout << i << endl;
       }
    } else if (b < a){
    	cout << 10 << endl;
        for ( int i = b; i >= a; --i ){
            cout << i << endl;
        }
    }
}

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100 1