a: ARRAY [1..2, 1..3, 1..4] OF INT:=[ 1,2, 3, 4, 5, 6, 7, 8, 9, 10, 11,12,13,14,15,16,17,1,8,19,20,21,22,23,24];每个元素对应的值
时间: 2023-08-19 16:44:12 浏览: 36
a[1,1,1]=1, a[1,1,2]=2, a[1,1,3]=3, a[1,1,4]=4, a[1,2,1]=5, a[1,2,2]=6, a[1,2,3]=7, a[1,2,4]=8, a[1,3,1]=9, a[1,3,2]=10, a[1,3,3]=11, a[1,3,4]=12, a[2,1,1]=13, a[2,1,2]=14, a[2,1,3]=15, a[2,1,4]=16, a[2,2,1]=17, a[2,2,2]=1, a[2,2,3]=8, a[2,2,4]=19, a[2,3,1]=20, a[2,3,2]=21, a[2,3,3]=22, a[2,3,4]=23.
相关问题
java.lang.ArrayIndexOutOfBoundsException: Index 2 out of bounds for length 1
java.lang.ArrayIndexOutOfBoundsException: Index 2 out of bounds for length 1是一个数组索引越界异常,表示在长度为1的数组中访问了索引为2的元素,超出了数组的范围。这种异常通常发生在使用数组时,访问了不存在的索引或者超出了数组的范围。下面是一个处理java.lang.ArrayIndexOutOfBoundsException异常的示例代码:
```java
public class ExceptionHandlingExample {
public static void main(String[] args) {
int[] array = {1};
try {
// 使用不存在的索引访问数组
int value = array[2];
System.out.println(value);
} catch (ArrayIndexOutOfBoundsException e) {
// 处理ArrayIndexOutOfBoundsException异常
System.out.println("数组索引越界异常:" + e.getMessage());
}
}
}
```
输出结果为:数组索引越界异常:Index 2 out of bounds for length 1
--相关问题--:
1. Java中还有哪些常见的异常类型?
2. 如何避免java.lang.NullPointerException
TypeError: 'numpy.int32' object is not iterable
This error occurs when you try to iterate over an object that cannot be iterated. In this case, it seems like you are trying to iterate over a numpy "int32" object.
Here's an example of how this error can occur:
```python
import numpy as np
x = np.int32(5)
for i in x:
print(i)
```
In this example, we create a numpy "int32" object called "x" with a value of 5. Then, we try to iterate over "x" using a for loop. However, since "x" is an integer and not an iterable object, we get the "TypeError: 'numpy.int32' object is not iterable" error.
To fix this error, you will need to make sure that you are trying to iterate over an iterable object, such as a list or a numpy array. If you are unsure of what type of object you are working with, you can use the "type()" function to check.
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