我正在编写一个代码来重塑信号.我得到了不必要的重复输出.
INPUT:
String [] rani = {"A","1","2","OK","B","3","4","OK","B","1","3", "好"};
要求的输出:
A/3 B/7 B/4
得到了输出:
A/3 A/3 A/3 A/3 B/7 B/7 B/7 B/7 B/4
算法:单字母串("A","B"等)后面跟着数字串("1","2"等).每个字母表字符串后跟斜杠和数字的总和,字符串"OK"将被忽略.
作为java和编程的新手,我需要帮助才能获得所需的输出.
我的代码是:
public class SignalOK {
public static void main(String[] arg) {
String finalSignal = "";
String netSignal = "";
String name = "";
int total = 0;
String[] rani = { "A", "1", "2", "OK", "B", "3", "4", "OK", "B", "1",
"3", "OK" };
for (int i = 0; i < rani.length; i++) {
if ((rani[i] …Run Code Online (Sandbox Code Playgroud) 我正在编写用于翻译信号的java代码.如果给定的字符串(INPUT)是:
C*12.387a0d14assc7*18.65d142a
Run Code Online (Sandbox Code Playgroud)
它的翻译(OUTPUT)应该是:
C*12387:1000a0d14assc7*1865:100d142a
Run Code Online (Sandbox Code Playgroud)
算法:
在字符串中的任何地方,星号(*)跟随包含小数的数字(在此字符串中有两个,首先是'*12.387',第二个是*18.65'),此数字将被更改为分数,如上例所示12.387转换为12387:1000和18.65转换为1865:100
如果十进制数被隔离,我可以使用以下代码将其转换为分数:
double d = 12.387;
String str = Double.toString(d);
String[] fraction = str.split("\\.");
int denominator = (int)Math.pow(10, fraction[1].length());
int numerator = Integer.parseInt(fraction[0] + "" + fraction[1]);
System.out.println(numerator + ":" + denominator);
Run Code Online (Sandbox Code Playgroud)
但我不知道如何将十进制数的子串与它包含的字符串分开.刚接触java和编程我需要帮助.谢谢你的期待.