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#include "rar.hpp"
#ifndef NATIVE_INT64
Int64::Int64()
{
}
Int64::Int64(uint n)
{
HighPart=0;
LowPart=n;
}
Int64::Int64(uint HighPart,uint LowPart)
{
Int64::HighPart=HighPart;
Int64::LowPart=LowPart;
}
/*
Int64 Int64::operator = (Int64 n)
{
HighPart=n.HighPart;
LowPart=n.LowPart;
return(*this);
}
*/
Int64 Int64::operator << (int n)
{
Int64 res=*this;
while (n--)
{
res.HighPart<<=1;
if (res.LowPart & 0x80000000)
res.HighPart|=1;
res.LowPart<<=1;
}
return(res);
}
Int64 Int64::operator >> (int n)
{
Int64 res=*this;
while (n--)
{
res.LowPart>>=1;
if (res.HighPart & 1)
res.LowPart|=0x80000000;
res.HighPart>>=1;
}
return(res);
}
Int64 operator / (Int64 n1,Int64 n2)
{
if (n1.HighPart==0 && n2.HighPart==0)
return(Int64(0,n1.LowPart/n2.LowPart));
int ShiftCount=0;
while (n1>n2)
{
n2=n2<<1;
if (++ShiftCount>64)
return(0);
}
Int64 res=0;
while (ShiftCount-- >= 0)
{
res=res<<1;
if (n1>=n2)
{
n1-=n2;
++res;
}
n2=n2>>1;
}
return(res);
}
Int64 operator * (Int64 n1,Int64 n2)
{
if (n1<0x10000 && n2<0x10000)
return(Int64(0,n1.LowPart*n2.LowPart));
Int64 res=0;
for (int I=0;I<64;I++)
{
if (n2.LowPart & 1)
res+=n1;
n1=n1<<1;
n2=n2>>1;
}
return(res);
}
Int64 operator % (Int64 n1,Int64 n2)
{
if (n1.HighPart==0 && n2.HighPart==0)
return(Int64(0,n1.LowPart%n2.LowPart));
return(n1-n1/n2*n2);
}
Int64 operator + (Int64 n1,Int64 n2)
{
n1.LowPart+=n2.LowPart;
if (n1.LowPart<n2.LowPart)
n1.HighPart++;
n1.HighPart+=n2.HighPart;
return(n1);
}
Int64 operator - (Int64 n1,Int64 n2)
{
if (n1.LowPart<n2.LowPart)
n1.HighPart--;
n1.LowPart-=n2.LowPart;
n1.HighPart-=n2.HighPart;
return(n1);
}
Int64 operator += (Int64 &n1,Int64 n2)
{
n1=n1+n2;
return(n1);
}
Int64 operator -= (Int64 &n1,Int64 n2)
{
n1=n1-n2;
return(n1);
}
Int64 operator *= (Int64 &n1,Int64 n2)
{
n1=n1*n2;
return(n1);
}
Int64 operator /= (Int64 &n1,Int64 n2)
{
n1=n1/n2;
return(n1);
}
Int64 operator | (Int64 n1,Int64 n2)
{
n1.LowPart|=n2.LowPart;
n1.HighPart|=n2.HighPart;
return(n1);
}
Int64 operator & (Int64 n1,Int64 n2)
{
n1.LowPart&=n2.LowPart;
n1.HighPart&=n2.HighPart;
return(n1);
}
/*
inline void operator -= (Int64 &n1,unsigned int n2)
{
if (n1.LowPart<n2)
n1.HighPart--;
n1.LowPart-=n2;
}
inline void operator ++ (Int64 &n)
{
if (++n.LowPart == 0)
++n.HighPart;
}
inline void operator -- (Int64 &n)
{
if (n.LowPart-- == 0)
n.HighPart--;
}
*/
bool operator == (Int64 n1,Int64 n2)
{
return(n1.LowPart==n2.LowPart && n1.HighPart==n2.HighPart);
}
bool operator > (Int64 n1,Int64 n2)
{
return((int)n1.HighPart>(int)n2.HighPart || n1.HighPart==n2.HighPart && n1.LowPart>n2.LowPart);
}
bool operator < (Int64 n1,Int64 n2)
{
return((int)n1.HighPart<(int)n2.HighPart || n1.HighPart==n2.HighPart && n1.LowPart<n2.LowPart);
}
bool operator != (Int64 n1,Int64 n2)
{
return(n1.LowPart!=n2.LowPart || n1.HighPart!=n2.HighPart);
}
bool operator >= (Int64 n1,Int64 n2)
{
return(n1>n2 || n1==n2);
}
bool operator <= (Int64 n1,Int64 n2)
{
return(n1<n2 || n1==n2);
}
void Int64::Set(uint HighPart,uint LowPart)
{
Int64::HighPart=HighPart;
Int64::LowPart=LowPart;
}
#endif
void itoa(Int64 n,char *Str)
{
if (n<=0xffffffff)
{
sprintf(Str,"%u",int64to32(n));
return;
}
char NumStr[50];
int Pos=0;
do
{
NumStr[Pos++]=int64to32(n%10)+'0';
n=n/10;
} while (n!=0);
for (int I=0;I<Pos;I++)
Str[I]=NumStr[Pos-I-1];
Str[Pos]=0;
}
Int64 atoil(char *Str)
{
Int64 n=0;
while (*Str>='0' && *Str<='9')
{
n=n*10+*Str-'0';
Str++;
}
return(n);
}
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