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hi programmers.
This code take compiler error i need someone to tell me where is the error?

program str (input,output);
uses strings;
type
arr=array of char;
var
x,y,r,z:arr;
s1,s2:string;
i,l1,l2,b,g,c,v,s:integer;
function bubble (r:arr;s:integer):arr;
var
i,j:integer;
t:char;
begin
for i ...

hi programmers.
i have two solutions for acm 3n+1 problem#100 one works and the other don't.
i have tested both of them they worked for me and give the same answer but acm accepted one an doesn't accept the other.

The Accepted Code:

program p100 (input, output);

var
i, j: integer ...

hi programmers.
i have two solutions for acm 3n+1 problem#100 one works and the other don't.
i have tested both of them they worked for me and give the same answer but acm accepted one an doesn't accept the other.

The Accepted Code:

program p100 (input, output);

var
i, j: integer ...