資源簡介
通過2個64位INT整數實現的128位整數運算,可容易的擴展到更高位數的整數運算。

代碼片段和文件信息
#include?
#include?
#include?
#include?
#include?
#include?
#include?“integer256.h“
Sup_int?Sup_int::operator?=?(Sup_int?&c)
{
s=c.s;
for(int?i=0;i<4;i++)
{
num[i]=?c.num[i];
}
return?*this;
}
Sup_int?Sup_int::operator?=?(int?c)
{
int?sign;
sign=c&0x80000000;
if(sign==0)
s=0;
else
s=1;
num[0]=(unsigned?int)fabs(c);
return?*this;
}
bool?Sup_int::operator?>?(Sup_int?&c)
{
if((s==1)&&(c.s==0))
return?false;
if((c.s==1)&&(s==0))
return?true;
if((s==0)&&(c.s==0))
{
for(int?i=3;i>=0;i--)
{
if(num[i]>c.num[i])
????return?true;
????else?if(num[i]
????return?false;
}
????return?false;
}
if((s==1)&&(c.s==1))
{
for(int?i=3;i>=0;i--)
{
if(num[i] ????return?true;
????else?if(num[i]>c.num[i])
????return?false;
}
????return?false;
}
}
bool?Sup_int::operator?>?(int?c)
{
bool?signc;
if((c&0x80000000)==0)
????signc=0;
else
signc=1;
if((s==0)&&(signc==0))
{
if(num[0]>fabs(c))
????return?true;
else
????return?false;
}
if((s==1)&&(signc==1))
{
if(num[0] return?true;
else
return?false;
}
if((s==0)&&(signc==1))
?????return?true;
if((s==1)&&(signc==0))
?return?false;
}
bool?Sup_int::operator?(Sup_int?&c)
{
if((s==0)&&(c.s==1))
return?false;
if((c.s==0)&&(s==1))
return?true;
if((s==0)&&(c.s==0))
{
for(int?i=3;i>=0;i--)
{
if(num[i] ????return?true;
????else?if(num[i]>c.num[i])
????return?false;
}
????return?false;
}
if((s==1)&&(c.s==1))
{
for(int?i=3;i>=0;i--)
{
if(num[i]>c.num[i])
????return?true;
????else?if(num[i] ????return?false;
}
????return?false;
}
}
bool?Sup_int::operator?(int?c)
{
Sup_int?temp=*this;
bool?signc;
if((c&0x80000000)==0)
????signc=0;
else
signc=1;
if((s==0)&&(signc==0))
{
if(num[0] return?true;
????else
????return?false;
}
if((s==1)&&(signc==1))
{
if(num[0]>fabs(c))
return?true;
else
return?false;
}
????
if((s==0)&&(signc==1))
?????return?false;
if((s==1)&&(signc==0))
?return?true;
}
bool?Sup_int::operator?==?(Sup_int?&c)
{
if(s==c.s)
{
if((num[0]==c.num[0])&&(num[1]==c.num[1])&&(num[2]==c.num[2])&&(num[3]==c.num[3]))
return?true;
else
return?false;
}
else
return?false;
}
bool?Sup_int::operator?==?(int?c)
{
if((num[1]==0)&&(num[2]==0)&&(num[3]==0))
{
bool?signc;
if(c>=0)
signc=0;
????????else
signc=1;
if(((signc==0)&&(s==0))||((signc==1)&&(s==1)))
{
if((c&0x7fffffff)==num[0])
????return?true;
else
return?false;
}
else
return?false;
}
else
???? return?false;
}
Sup_int?Sup_int::Not(Sup_int?&c)
{
Sup_int?temp;
temp=c;
if(temp.s==0)
temp.s=1;
else
temp.s=0;
return?temp;
}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????303160??2010-08-31?15:55??integer256\Debug\integer256.exe
?????文件?????448684??2010-08-31?15:55??integer256\Debug\integer256.ilk
?????文件??????33786??2010-08-31?15:55??integer256\Debug\integer256.obj
?????文件?????305208??2010-08-31?15:49??integer256\Debug\integer256.pch
?????文件?????787456??2010-08-31?15:55??integer256\Debug\integer256.pdb
?????文件??????13351??2010-08-31?15:49??integer256\Debug\main.obj
?????文件??????99328??2010-08-31?15:56??integer256\Debug\vc60.idb
?????文件?????118784??2010-08-31?15:55??integer256\Debug\vc60.pdb
?????文件??????12241??2010-08-31?15:55??integer256\integer256.cpp
?????文件???????4452??2010-08-15?10:30??integer256\integer256.dsp
?????文件????????528??2010-08-11?15:34??integer256\integer256.dsw
?????文件???????1132??2010-08-27?09:24??integer256\integer256.h
?????文件??????50176??2010-08-30?09:27??integer256\integer256.ncb
?????文件??????70656??2010-08-31?14:21??integer256\integer256.opt
?????文件???????1957??2010-08-31?15:55??integer256\integer256.plg
?????文件????????191??2010-08-25?00:32??integer256\long?int\Cpp1.cpp
?????文件???????3377??2010-08-25?00:27??integer256\long?int\Cpp1.dsp
?????文件????????516??2010-08-25?00:43??integer256\long?int\Cpp1.dsw
?????文件??????33792??2010-08-25?00:43??integer256\long?int\Cpp1.ncb
?????文件??????48640??2010-08-25?00:43??integer256\long?int\Cpp1.opt
?????文件???????1113??2010-08-25?00:32??integer256\long?int\Cpp1.plg
?????文件?????532539??2010-08-25?00:32??integer256\long?int\Debug\Cpp1.exe
?????文件?????770636??2010-08-25?00:32??integer256\long?int\Debug\Cpp1.ilk
?????文件?????153418??2010-08-25?00:32??integer256\long?int\Debug\Cpp1.obj
?????文件????2022004??2010-08-25?00:27??integer256\long?int\Debug\Cpp1.pch
?????文件????1082368??2010-08-25?00:32??integer256\long?int\Debug\Cpp1.pdb
?????文件??????74752??2010-08-25?00:32??integer256\long?int\Debug\vc60.idb
?????文件?????110592??2010-08-25?00:32??integer256\long?int\Debug\vc60.pdb
?????文件????????657??2010-08-31?15:49??integer256\main.cpp
?????目錄??????????0??2010-08-25?00:32??integer256\long?int\Debug
............此處省略6個文件信息
評論
共有 條評論