1 package JavaMath; 2 /* 3 计算在-10.8到5.9之间,绝对值大于6或者小于2.1的整数有多少个 4 */ 5 public class Work1 { 6 public static void main(String[] args){ 7 int count = 0; 8 double min = -10.8; 9 double max = 5.9; 10 for (int i = (int)min; i <= 5.9; i++){ 11 int abs = Math.abs(i); 12 if (abs > 6 || abs < 2.1){ 13 count++; 14 System.out.println(i); 15 } 16 } 17 System.out.println("一共有"+count); 18 } 19 }