#include<bits/stdc++.h> 
using namespace std;
int a,b;
int main(){
	cin>>a>>b;
	int t=1000000000;
	int tt=t;
	for(int i=1;i<a;i++){
		cout<<i<<" ";
		tt-=i;
	}
	cout<<tt<<" ";
	int ttt=t;
	for(int i=1;i<b;i++){
		cout<<-i<<" ";
		ttt-=i;
	}
	cout<<-ttt;
}
#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
#include <queue>
#include <bitset>
#include <cmath>
using namespace std;
#include<stdio.h>
#include <stdlib.h>

int main() {
	double a, b;
	cin >> a >> b;
	double ans = 100-((b / a) * 100);
	cout << ans << endl;
}