#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>
#include <iostream>
#include <map>
#include <vector>
#include <queue>

using namespace std;

//namaega184

int main(){
	
	int k,s;scanf("%d%d",&k,&s);
	printf("%d\n",100*s/(100-k));
	
	
	return 0;
}