use strict;
use warnings;
use utf8;
use POSIX;

# test a:b 40:40 40:100 20:40 40:80

my $line = <STDIN>;
chomp $line;
my ($A, $B) = split /\s/, $line;
my $answer = 0;

if($A != 0){
	$answer = floor ($B / $A);
	if(($B % $A) != 0){
		$answer += 1;
	}
}

print "$answer\n";