Решение задачи File 23

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 = "file23_input.txt"
#GenerateNumbers(f_input)

f_output = "file23_output.txt"
EmptyFile(f_output)

i = 0
decrease = 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
            else:
                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)
									

program File23;
{$APPTYPE CONSOLE}
var
 S:String;
 F_in: File of Real;
 F_out: File of Integer;
 El1,El:Real;
 len: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,El);
  len:=1;
  while (not eof(F_in)) do
   begin
    El1:=El;
    Read(F_in,El);
    if El1>El then inc(len)
    else
     begin
      if len>1 then
       begin
        Write(F_out,len);
        len:=1;
       end;
     end;
   end;
  Close(F_in);
  Close(F_out);
end.