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#include <iostream>
#define MAX 7
using namespace std;
int main()
{
int start,end;
for(int index=0;index<MAX-2+1;++index)
{
if(index%2==0)
{
for(int start=MAX-index/2;start>index/2;--start)
cout << start << " ";
}
else
{
for(int start=(index+1)/2;start<=MAX-(index+1)/2;++start)
cout << start << " ";
}
cout << endl;
}
system("PAUSE");
return 1;
}
#include<iostream>
using namespace std;
void main()
{
int i,j,temp=7;
for(i=0;i<7;i++)
{
for(j=temp;j>i;j--)
cout<<j<<" ";
cout<<endl;
for(++j;j<7-i;j++)
cout<<j<<" ";
cout<<endl;
temp=j-1;
}
}