编写一个java程序，随机产生50个(10～100)之间的整数，将它们存于数组中，并将它们的总和及 java 作业 随机产生20~50之间的整数10个，并存放在...
java\u7f16\u7a0b\uff0c\u5199\u7a0b\u5e8f\uff0c\u968f\u673a\u751f\u621010\u4e2a0\u52309\u4e4b\u95f4\u7684\u4efb\u610f\u6574\u6570\uff0c\u5e76\u5c06\u8fd9\u4e9b\u6574\u6570\u7528\u6570\u7ec4\u4fdd\u5b58public class RandomNumber {
public static void main(String[] args) {
int[] num = new int[10];
//\u5c06\u4efb\u610f\u6570\u8d4b\u503c\u7ed9\u6570\u7ec4
for (int i = 0; i < num.length; i++) {
num[i] = (int) (Math.random() * 10);
}
//\u8f93\u51fa\u6570\u7ec4\u4e2d\u7684\u6570
for (int j = 0; j < num.length; j++) {
System.out.println(num[j]);
}
}
}
public class test_2 {
public static void main(String[] args) {
int[] a = new int[10];
for (int i = 0; i < 10; i++) {
a[i] = (int) (Math.random() * 31) + 20;
System.out.print(a[i] + " ");
}
yiwei(a);
System.out.println();
for (int i = 0; i < 10; i++) {
System.out.print(a[i] + " ");
}
}
private static void yiwei(int a[]) {
int length = a.length - 1;
int first = a[0];
for (int i = 0; i < length; i++) {
a[i] = a[i + 1];
}
a[length] = first;
}
}
由于题目不完整，我只是猜想你要的结果
import java.util.Arrays;
import java.util.Random;
public class SumTest {
public static void main(String[] args) {
Random r = new Random();
int[] arr = new int[50];
int start = 10, end = 100, max = 0, sum = 0;
for (int i = 0; i < arr.length; i++) {
arr[i] = r.nextInt(end - start + 1) + start;
max = arr[i] < max ? max : arr[i];
sum += arr[i];
}
System.out.println(Arrays.toString(arr));
System.out.println("最大值：" + max + ";50个值的总和：" + sum);
}
}
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