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/*
file:quick.cpp
author:www.5dkx.com
*/
#include
using namespace std;
void Merge(int a[],int low,int mid,int high,int b[]);
void MSort(int a[],int low,int high,int b[]);
void main()
{
int a[]={4,5,9,10,51,6,46,36,6,56,67,45,36};
int b[13];
MSort(a,0,12,b);
for(int i=0;i<13;i++)
cout<
cout<
for(int j=0;j<13;j++)
cout<
cout<
}
void Merge(int a[],int low,int mid,int high,int b[])
{
int i=low,j=mid+1,k=low;
while((i<=mid)&&(j<=high))
{
if(a[i]<=a[j])
{
b[k]=a[i];
i++;
}
else
{
b[k]=a[j];
j++;
}
k++;
}
while(i<=mid)
{
a[k]=a[i];
k++;
i++;
}
while(j<=high)
{
a[k]=a[j];
k++;j++;
}
}
void MSort(int a[],int low,int high,int b[])
{
if(low==high)
b[low]=a[low];
else
{
int mid=(low+high)/2;
MSort(a,low,mid,b);
MSort(a,mid+1,high,b);
Merge(a,low,mid,high,b);
}
