Delete 'computer.java'

main
fdzcxy212206285 4 months ago
parent 3358349807
commit ef699bbeca

@ -1,87 +0,0 @@
import java.util.Scanner;
public class computer {
// 将任意进制数转换为十进制数
public static int toDecimal(String number, int base) {
int decimal = 0;
int power = 0;
// 从字符串的末尾开始遍历
for (int i = number.length() - 1; i >= 0; i--) {
char digit = number.charAt(i);
int value;
// 处理0-9的数字字符
if (digit >= '0' && digit <= '9') {
value = digit - '0';
}
// 处理A-F或a-f的十六进制字符
else if (digit >= 'A' && digit <= 'F') {
value = digit - 'A' + 10;
} else if (digit >= 'a' && digit <= 'f') {
value = digit - 'a' + 10;
} else {
throw new IllegalArgumentException("Invalid character in number: " + digit);
}
// 根据当前字符的权重(即它在数中的位置)累加其值
decimal += value * Math.pow(base, power);
power++;
}
return decimal;
}
// 将十进制数转换为任意进制数
public static String fromDecimal(int decimal, int base) {
if (base < 2 || base > 16) {
throw new IllegalArgumentException("Base must be between 2 and 16");
}
StringBuilder number = new StringBuilder();
// 当十进制数大于0时持续转换
while (decimal > 0) {
int remainder = decimal % base;
char digit;
// 处理0-9
if (remainder < 10) {
digit = (char) ('0' + remainder);
}
// 处理10-15A-F
else {
digit = (char) ('A' + (remainder - 10));
}
number.insert(0, digit); // 在字符串的开头插入新的字符
decimal /= base; // 更新十进制数,去掉已转换的部分
}
// 如果转换后的字符串为空即输入的十进制数为0则返回"0"
return number.length() == 0 ? "0" : number.toString();
}
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
// 输入原始进制数和目标进制
System.out.print("输入原始数字的基数2-16: ");
int originalBase = scanner.nextInt();
System.out.print("输入原始数字输入要转换的基数2-16: ");
String originalNumber = scanner.next();
System.out.print("输入要转换的基数2-16: ");
int targetBase = scanner.nextInt();
// 转换并输出结果
int decimal = toDecimal(originalNumber, originalBase);
String convertedNumber = fromDecimal(decimal, targetBase);
System.out.println("转换后的号码是: " + convertedNumber);
scanner.close();
}
}
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