java写个遍历aaaaa-zzzzz的字符串
时间: 2024-05-03 07:20:01 浏览: 14
可以使用循环遍历:
```java
for (char c1 = 'a'; c1 <= 'z'; c1++) {
for (char c2 = 'a'; c2 <= 'z'; c2++) {
for (char c3 = 'a'; c3 <= 'z'; c3++) {
for (char c4 = 'a'; c4 <= 'z'; c4++) {
for (char c5 = 'a'; c5 <= 'z'; c5++) {
String s = "" + c1 + c2 + c3 + c4 + c5;
System.out.println(s);
}
}
}
}
}
```
这里使用了5层循环,每层循环遍历一个字母,组成一个5个字母的字符串。注意要将char类型的字母转换为String类型的字符串输出。
相关问题
;JavaScriptThis time no story, no theory. The examples below show you how to write function accum: Examples: accum("abcd") -> "A-Bb-Ccc-Dddd" accum("RqaEzty") -> "R-Qq-Aaa-Eeee-Zzzzz-Tttttt-Yyyyyyy" accum("cwAt") -> "C-Ww-Aaa-Tttt"
Sure! Here's an example of how you can write the `accum` function in JavaScript:
```javascript
function accum(str) {
// Convert the string to lowercase
str = str.toLowerCase();
// Create an empty array to store the result
var result = [];
// Iterate over each character in the string
for (var i = 0; i < str.length; i++) {
// Create a string with the current character repeated i+1 times
var repeat = str[i].repeat(i + 1);
// Capitalize the first character of the repeated string
repeat = repeat.charAt(0).toUpperCase() + repeat.slice(1);
// Push the repeated and capitalized string to the result array
result.push(repeat);
}
// Join the elements of the result array with hyphens
return result.join("-");
}
console.log(accum("abcd")); // Output: "A-Bb-Ccc-Dddd"
console.log(accum("RqaEzty")); // Output: "R-Qq-Aaa-Eeee-Zzzzz-Tttttt-Yyyyyyy"
console.log(accum("cwAt")); // Output: "C-Ww-Aaa-Tttt"
```
The `accum` function takes a string as input and returns a modified string where each character is repeated a number of times based on its position in the string. The first occurrence of the character is capitalized, and all repetitions are separated by hyphens.
用go写一个斐波那契数列
好的,以下是用Go语言写斐波那契数列的示例代码:
```
package main
import "fmt"
func fibonacci(n int) []int {
if n == 0 {
return []int{}
} else if n == 1 {
return []int{1}
} else if n == 2 {
return []int{1, 1}
} else {
fibonacciSlice := fibonacci(n-1)
fibonacciSlice = append(fibonacciSlice, fibonacciSlice[n-2]+fibonacciSlice[n-3])
return fibonacciSlice
}
}
func main() {
fmt.Println("前10个斐波那契数列为:", fibonacci(10))
}
```
运行该程序,会输出前10个斐波那契数列的结果:
```
前10个斐波那契数列为: [1 1 2 3 5 8 13 21 34 55]
```
希望能够满足您的需求。