#include<iostream.h>
unsigned long rshift(unsigned long *);
void main()
{
unsigned long aa[4];
for(int i=0;i<4;i++)
{
a[i]=(unsigned long)i+1;
cout<<"aa["<<i<<"]="<<aa[i]<<"\t";
}
rshift(unsigned long aa);
for(int i=0;i<4;i++)
cout<<"aa["<<i<<"]="<<aa[i]<<"\t";
cout<<endl;
}rshift(unsigned long *a)
{
*(a+3)>>=1;
*(a+2)>>=1;
*(a+1)>>=1;
*a>>=1;
}
unsigned long rshift(unsigned long *);
void main()
{
unsigned long aa[4];
for(int i=0;i<4;i++)
{
a[i]=(unsigned long)i+1;
cout<<"aa["<<i<<"]="<<aa[i]<<"\t";
}
rshift(unsigned long aa);
for(int i=0;i<4;i++)
cout<<"aa["<<i<<"]="<<aa[i]<<"\t";
cout<<endl;
}rshift(unsigned long *a)
{
*(a+3)>>=1;
*(a+2)>>=1;
*(a+1)>>=1;
*a>>=1;
}
解决方案 »
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