分析:插入排序和堆排序,其中堆排的关键:建堆和向下调整。
#include <iostream>
#include<cstring>
#include<vector>
#include<stdio.h>
#include<queue>
#include<math.h>
#include<stack>
#include<algorithm>
#include<map>
#include<set>
#include<iostream>
#include<stdlib.h>
#include<string.h>
using namespace std;
#define MAX 999999999
typedef long long ll;
int n,m,k;
int jdg(int a[],int b[])
{
for(int i = 1;i<=n;i++)
if(a[i] != b[i])
return 0;
return 1;
}
void downAdjust(int a[],int k)
{
int i = k;
int j = i * 2;
while(i <= n && j <= n)
{
if(j + 1 <= n && a[j + 1] > a[j])
j++;
if(a[j] > a[i]){
swap(a[i], a[j]);
i = j;
j = i*2;
}
else break;
}
}
void createHeap(int a[])
{
for(int i = n/2; i >= 1; i--)
downAdjust(a,i);
}
int main()
{
cin>>n;
int ori_a[n + 1],a[n + 1],b[n + 1];
for(int i = 1;i<=n;i++){
cin>>ori_a[i];
a[i] = ori_a[i];
}
for(int i = 1;i<=n;i++)
cin>>b[i];
int f = 0;
for(int i = 2;i<=n;i++)
{
int t = a[i];
int j = i - 1;
for(;j>=1 && t < a[j];j--)
a[j + 1] = a[j];
a[j + 1] = t;
if(jdg(a,b)){
cout<<"Insertion Sort\n";
t = a[i + 1];
j = i;
for(;j>=1 && t < a[j];j--)
a[j + 1] = a[j];
a[j + 1] = t;
cout<<a[1];
for(int j = 2;j<=n;j++)
cout<<" "<<a[j];
return 0;
}
}
for(int i = 1;i<=n;i++)
a[i] = ori_a[i];
createHeap(a);
int cpy_n = n;
for(int i = 1;i<=n;i++)
{
swap(a[1],a[n]);
n--;
downAdjust(a,1);
if(jdg(a,b))
{
cout<<"Heap Sort\n";
swap(a[1],a[n]);
n--;
downAdjust(a,1);
cout<<a[1];
for(int j = 2;j<=cpy_n;j++)
cout<<" "<<a[j];
break;
}
}
return 0;
}