Answer Posted / vivek raghuwanshi

#include<stdio.h>
#include<conio.h>
void main()
{
int i,j,k,num;
cout<<num;
for(i=1;i<=num;i++)
{
for(j=1;j<i-1;j++)
{
cout<<" ";
}
for(k=1;k<i;k++)
{
cout<<k;
}
for(k=i;k>=1;k--)
{
cout<<k;
}
}
}

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