[JAVA] 소수점 반올림

double n = 1.23456; System.out.println(Math.round(n)); // result : 1 double n = 1.23456; System.out.println(Math.round(n * 10)/10); // result : 1.2 double n = 1.23456; System.out.println(Math.round(n * 100)/100); // result : 1.23 double n = 1.23456; System.out.println(Math.round(n * 10000)/10000); // result : 1.2346...