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高精度改为vector

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ArchZer0
2026-08-16 19:23:09 +08:00
parent 2a6c53d5bf
commit 202767a608
2 changed files with 196 additions and 137 deletions
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include/bstl/big_integer.hpp
+9 -8
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@@ -2,6 +2,7 @@
#define BETTERSTL_BIG_INTEGER_HPP
#include <string>
#include <vector>
#include <iostream>
namespace bstl {
@@ -55,15 +56,15 @@ public:
BigInteger operator/(const BigInteger& other) const;
private:
std::string m_digits; // 无符号数字，从高位到低位
int m_sign; // -1, 0, 1
std::vector<int> m_digits; // 无符号数字，低位在前
int m_sign; // -1, 0, 1
static std::string m_trimLeadingZeros(const std::string& value);
static int m_compareAbs(const std::string& a, const std::string& b);
static std::string m_addAbs(const std::string& a, const std::string& b);
static std::string m_subAbs(const std::string& a, const std::string& b);
static std::string m_mulAbs(const std::string& a, const std::string& b);
static std::string divAbs(const std::string& a, const std::string& b);
static std::vector<int> m_trimLeadingZeros(const std::vector<int>& value);
static int m_compareAbs(const std::vector<int>& a, const std::vector<int>& b);
static std::vector<int> m_addAbs(const std::vector<int>& a, const std::vector<int>& b);
static std::vector<int> m_subAbs(const std::vector<int>& a, const std::vector<int>& b);
static std::vector<int> m_mulAbs(const std::vector<int>& a, const std::vector<int>& b);
static std::vector<int> m_divAbs(const std::vector<int>& a, const std::vector<int>& b);
};
// 流运算符重载