Решение задачи File 24

import random

def GenerateNumbers(fname):
    N = random.randint(2,15)
    print("N = ",N)
    L = []
    x = random.randrange(1,10)
    L.append(x)
    for i in range(1,N):
        lst_rnd = list(range(1,10))
        lst_rnd.remove(x)
        x = random.choice(lst_rnd)
        L.append(x)
    print(L)
    try:
        f = open(fname, "w")
        try:
            for x in L:
                line = str(x)+"\n"
                f.write(line)
        finally:
            f.close()
    except IOError:
        print('Write error: ',fname)

def EmptyFile(fname):
    open(fname, 'w').close()
    
def Write2File(fname,value):
    try:
        f = open(fname, "a")
        try:
            s = str(value)+'\n'
            f.write(s)
        finally:
            f.close()
    except IOError:
        print('Write error: ',fname)

f_input = "file24_input.txt"
GenerateNumbers(f_input)

f_output = "file24_output.txt"
EmptyFile(f_output)

i = 0
decrease = 0
increase = 0
try:
    with open(f_input,'r') as f_in:
        line = f_in.readline()
        x = int(line.strip())
        i = 1
        x1 = x
        x2 = x
        print(x)
        for line in f_in:
            i += 1
            x = int(line.strip())
            print(x)
            x1 = x2
            x2 = x
            if x1 > x2:
                decrease += 1
                if increase > 0:
                    print("Increase Length:",increase+1)
                    Write2File(f_output,increase+1)
                    increase = 0
            else:
                increase += 1
                if decrease > 0:
                    print("Decrease Length:",decrease+1)
                    Write2File(f_output,decrease+1)
                    decrease = 0

except IOError:
    print('Open error: ',f_source)

if decrease > 0:
    print("Decrease Length:",decrease+1)
    Write2File(f_output,decrease+1)
if increase > 0:
    print("Increase Length:",increase+1)
    Write2File(f_output,increase+1)
									

program File24;
var
 S:String;
 F_in: File of Real;
 F_out: File of Integer;
 El1,El:Real;
 len,check:integer;
begin
  Write('File: ');
  Readln(S);
  Assign(F_in,S);
  Reset(F_in);
  Write('File_out: ');
  Readln(S);
  Assign(F_out,S);
  ReWrite(F_out);
  Read(F_in,El1);
  Read(F_in,El);
  if El1>El then check:=1;
  if El1<El then check:=-1;
  if El1=El then check:=0;
  len:=2;
  while (not eof(F_in)) do
   begin
    El1:=El;
    Read(F_in,El);
    if (El1>El) and (check=-1) then inc(len)
    else if (El1<El) and (check=1) then inc(len)
         else if (El1>El) and (check=1) then
               begin
                Write(F_out,len);
                check:=-1;
                len:=2;
               end
              else if (El1<El) and (check=-1) then
                    begin
                     Write(F_out,len);
                     check:=1;
                     len:=2;
                    end
                   else if (El1=El) then
                         begin
                          Write(F_out,len);
                          check:=0;
                          len:=2;
                         end;
   end;
  Close(F_in);
  Close(F_out);
end.