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@ -1,47 +0,0 @@
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#include <iostream>
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#include <string>
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#include <cmath>
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#include <algorithm>
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int toDecimal(const std::string& num, int base) {
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int decimalValue = 0;
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for (char digit : num) {
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decimalValue *= base;
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decimalValue += (isdigit(digit) ? digit - '0' : digit - 'A' + 10);
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}
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return decimalValue;
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}
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std::string fromDecimal(int decimalValue, int base) {
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if (decimalValue == 0) return "0";
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std::string result;
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while (decimalValue > 0) {
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int remainder = decimalValue % base;
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result += (remainder < 10 ? '0' + remainder : 'A' + (remainder - 10));
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decimalValue /= base;
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}
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std::reverse(result.begin(), result.end());
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return result;
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}
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std::string convertBase(const std::string& num, int fromBase, int toBase) {
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return fromDecimal(toDecimal(num, fromBase), toBase);
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}
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int main() {
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std::string number;
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int fromBase, toBase;
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std::cout << "输入数字:";
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std::cin >> number;
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std::cout << "输入源进制(2-16):";
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std::cin >> fromBase;
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std::cout << "输入目标进制(2-16):";
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std::cin >> toBase;
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std::string convertedNumber = convertBase(number, fromBase, toBase);
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std::cout << "转换后的数字是:" << convertedNumber << std::endl;
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return 0;
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}
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