OJ Board

I tested it very carfully, but I could not find the wrong place.
program p105;
var
cache:array[1..100,1..2] of integer;
l,h,r,n,size,k,t:integer;
procedure print_n_clear(j:integer);
{ ouput except the nth elements and so on remain; so does clear operation }
var i:integer;
begin
for i:=1 to j do ...

Two more problems arise.(freepascal)
I used command line to give the input, but
1)the program gave a output when the input had not ended. Do I Need To Store All The Output And Do Not Display It Till The Input Is End?
and
2)I wanted to end the input by using ctrl-c or ctrl-z, but it occured a ...

Thank you!

Sample Input

1 11 5
2 6 7
3 13 9
12 7 16
14 3 25
19 18 22
23 13 29
24 4 28

The input example didn't even give a eof symbol. How can I recognize the input is end in Pascal?