Answer Posted / bakul shah

Another way to call Subroutine.
Example:
*========================================================
* Bakul Shah
* HOW MANY DIFFERENT WAYS IT IS POSSIBLE TO MAKE
* CHANGE FOR A DOLLAR? ---> 292 Posibilities ??
*
* H HALF DOLLAR
* Q QUARTER
* D DIME
* N NICKEL
* P PENNY
* A LOOP - INITIALIZE TO ZERO
* NO LINE NUMBER - INITIALIZE TO 55
* KOUNT TOTAL NUMBER INITIALIZE TO ZERO
* ;

/* The file 'c:coinpage.txt' is:
File Name=C:\WINDOWS\system32\coinpage.txt,
RECFM=V,LRECL=256 */

Data Null_ ;
/* file 'c:coinpage.txt'; */
File CoinPage ;
A=0 ;
PageCount = 0 ;
NO=55; Retain NO;
KOUNT=0;
DO H = A to 2; /* Half Dollar */
DO Q = A to 4; /* Quarter */
DO D = A to 10; /* Dime */
DO N = A to 20; /* Nickle */
DO P = A to 100; /* Cents */
IF(((H*50)+(Q*25)+(D*10)+(N*5)+P)=100) THEN
do;
KOUNT+1 ;
If NO > = 55 then
do;
Link PageHeader;/* Calling Subroutine*/
end;
NO+1 ;
Put @9 KOUNT 3. @18 H 3. @27 Q 3.
@36 D 3. @45 N 3. @54 P 3. ;
end;
end;
end;
end;
end;
end;
Return;

PageHeader: /* Subroutine */
PageCount + 1 ;
Put @70 'Page' +0 PageCount 2.
/@8 'KOUNT' @20 'H' @29 'Q' @38 'D'
@47 'N' @56 'P' ;
NO = 0 ;
Return;
Run;

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