#include<stdio.h>

void main() {
  int x[]={4,6,7,2,5,6,7,9,5,6}, i;
  
  for(i=0;i<10;i++)
    x[i] = 2*x[i];`\includegraphics{arrow.pdf}`
  
  for(i=0;i<10;i++)
    printf("%d\n",x[i]);
}