Sequence weightage

#include<stdio.h>
#include<limits.h>
int position(int x)
{
	int s=0,d;
	while(x>0)
	{
		d=x%10;
		s+=d;
		x=x/10;	
	}
	return s;
}
int main() 
{ 
    int i, j, n, m,pos, s=0,maxsum=0,flag=0;

    scanf("%d",&n);
    int po[n];

    int a[n];
    for (i = 0; i < n; i++)
    {
        scanf("%d", &a[i]);
        pos=position(a[i]);
        po[i]=pos;
    } 
    for (i=0;i<n;i++)
    {
        s+=po[i]*(i+1);
    }
    printf("%d\n",s);
int temp,temp2;
for(i=0;i<n-1;i++)
{
    for(j=0;j<n-i-1;j++)
    {
        if(po[j]>po[j+1])
        
        {
            temp2=po[j];
            po[j]=po[j+1];
            po[j+1]=temp2;
            temp=a[j];
            a[j]=a[j+1];
            a[j+1]=temp;
        }
    }
}
for(i=0;i<n-1;i++)
{
    if(po[i]==po[i+1])
    {
        flag=1;
        break;
    }
}



int t=n+2;
if(flag==1)
{
for(i=0;i<n;i++)
{   
    
    if(i==t)
    {
        continue;
    }
    if(po[i]==po[i+1])
    {
        printf("%d %d ",a[i+1],a[i]);
        t=(i+1);
    }
    else
    if(i==n-1)
    printf("%d",a[i]);
    else
    printf("%d ",a[i]);
}
printf("\n");
}
for(i=0;i<n;i++)
{
    if(i==n-1)
    printf("%d",a[i]);
    else
    printf("%d ",a[i]);
    maxsum+=po[i]*(i+1);
}
printf("\n%d",maxsum);
       
     
    
}