// parameter "input" gets all data
function Main(input) {
	// the first line is assigned to input[0], the second line is assigned to input[1] similarly.
	var args = input.split(" ");
  	if(args[1] == 0) return 0
  	return args[0]/args[1]
	
}
// Don't edit this line!
Main(require("fs").readFileSync("/dev/stdin", "utf8"));