#include "pch.h"
#include <iostream>
#include <climits>

using namespace std;
int main()
{
    bool bools = 1;
    cout << "=============bool===============" << endl;
    cout << "bool 判斷整形 ：" << bools << endl;
    cout << "bool類型的長度：" << sizeof(bool) << "bytes" << endl;

    char chars[] = "-127~128";
    unsigned char uchars[] = "0~255";
    cout << "=============char===============" << endl;
    cout << "char 字符整形 ：" << chars << endl;
    cout << "char類型的長度：" << sizeof(char) << "bytes"<< endl;
    cout << "unsigned char 無符號字符整形 ：" << uchars << endl;
    cout << "unsigned char類型的長度：" << sizeof(unsigned char) << "bytes" << endl;
    cout << "相當(dāng)于bool類型*256" << endl;

    short shorts = SHRT_MAX;
    unsigned short ushorts = USHRT_MAX;
    cout << "=============short===============" << endl;
    cout << "short 短整形 ：" << shorts << endl;
    cout << "short類型的長度：" << sizeof(short) << "bytes" << endl;
    cout << "unsigned short 無符號短整形 ：" << ushorts << endl;
    cout << "unsigned short類型的長度：" << sizeof(unsigned short) << "bytes" << endl;
    cout << "相當(dāng)于char類型的平方" << endl;

    int ints = INT_MAX;
    unsigned int uints = UINT_MAX;
    cout << "=============int===============" << endl;
    cout << "int 整形 ：" << ints << endl;
    cout << "int類型的長度：" << sizeof(int) << "bytes" << endl;
    cout << "unsigned int 無符號整形 ：" << uints << endl;
    cout << "unsigned int類型的長度：" << sizeof(unsigned int) << "bytes" << endl;
    cout << "相當(dāng)于short類型的平方" << endl;

    long longs = LONG_MAX;
    unsigned long ulongs = ULONG_MAX;
    cout << "=============long==============="<< endl;
    cout << "long 長整形 ：" << longs << endl;
    cout << "long類型的長度：" << sizeof(long) << "bytes" << endl;
    cout << "unsigned long 無符號長整形 ：" << ulongs << endl;
    cout << "unsigned long類型的長度：" << sizeof(unsigned long) << "bytes" << endl;
    cout << "與int 相等" << endl;

    long long Tlongs = LLONG_MAX;
    unsigned long long uTlongs = ULLONG_MAX;
    cout << "=============long long===============" << endl;
    cout << "long long 長整形 ：" << Tlongs << endl;
    cout << "long long 類型的長度：" << sizeof(long long) << "bytes" << endl;
    cout << "unsigned long long 無符號長整形 ：" << uTlongs << endl;
    cout << "unsigned long long 類型的長度：" << sizeof(unsigned long long) << "bytes" << endl;
    cout << "相當(dāng)于int 或者 long 的平方" << endl;

    float floats = FLT_MAX;
    cout << "=============float===============" << endl;
    cout << "float浮點(diǎn)型 ：" << floats << endl;
    cout << "float類型的長度：" << sizeof(float) << "bytes" << endl;

    double doubles = DBL_MAX;
    cout << "=============float===============" << endl;
    cout << "double浮點(diǎn)型 ：" << doubles << endl;
    cout << "double類型的長度：" << sizeof(double) << "bytes" << endl;

}