谢谢大家!我尽我所知清理了代码,并决定将完成的代码与示例输出一起粘贴,以供其他学生查看以及他们是否选择使用部分代码。
public class Arrays {
public static void main(String args[]) {
//Assigning the array length according to the user's input
int N = Integer.parseInt(args[0]);
int randoms[] = new int[N];
//Filling the array with random integer values
System.out.println("The numbers generated are: ");
for (int i=0; i<randoms.length; i++) {
randoms[i] = (int) (Math.random()*10 + 1);
System.out.print(randoms[i] + " ");
}
double sum = 0.0;
for (int i=0; i<randoms.length; i++) {
sum += randoms[i];
}
System.out.println("\nThe average of the values is " + (sum/N));
int freq[] = new int[11];
for (int i=0; i<randoms.length; i++){
freq[randoms[i]] += 1;
}
System.out.println("Number\tFreq");
for (int i=1; i<freq.length; i++){
System.out.println(i + "\t" + freq[i]);
}
}
}
示例输出:
> java Arrays 15
The numbers generated are:
4 8 1 10 6 7 8 4 6 6 3 4 4 5 8
The average of the values is 5.6
Number Freq
1 1
2 0
3 1
4 4
5 1
6 3
7 1
8 3
9 0
10 1
正如阿德里安指出的,你目前只在计算。我会有点棘手,而不是对每个进行检查,而是简单地使用随机整数来选择正确的增量元素
for (int i=0; i<randoms.length; i++){
freq[randoms[i]-1] += 1;
}
感谢您的帮助!查看代码足够长的时间后,我意识到在我的输出中我正在使用
for (int i=0; i<randoms.length; i++){
System.out.println(randoms[i] + " appeared " + freq[i] + " times");
当我应该使用时
for (int i=0; i<randoms.length; i++){
System.out.println(randoms[i] + " appeared " + freq[randoms[i]] + " times");