시원한물냉의 사람사는 이야기

private double distance(double lat1, double lon1, double lat2, double lon2) {double theta = lon1 - lon2;double dist = Math.sin(deg2rad(lat1)) * Math.sin(deg2rad(lat2))+ Math.cos(deg2rad(lat1)) * Math.cos(deg2rad(lat2))* Math.cos(deg2rad(theta));dist = Math.acos(dist);dist = rad2deg(dist);dist = dist * 60 * 1.1515;dist = dist * 1.609344;return (dist);} private double rad2deg(double rad) {return (..