Printing the prime signature
System . out . print ( " ▁ The ▁ Ordered ▁ Prime ▁ Signature ▁ of ▁ " + t + " is :  { "); for ( int i = 0 ; i < sort_exp . size ( ) ; i ++ ) { if ( i != sort_exp . size ( ) - 1 ) System . out . print ( sort_exp . get ( i ) + " , ▁ " ) ; else System . out . print ( sort_exp . get ( i ) + " }NEW_LINE"); } return sort_exp ; }