program matrica;

const k=10;

type vector=array[1..k]o byte; masiv=aray[1..k] o vector;

var b:masiv;

procedure vved(n:byte; var a masiv);

var i,j:byte;

begin

randomize;

for i:=1 to n do

for j:=1 to n do

a[i,j]:=0;

for j:=round(n/2) to n do

for i:=n-j+1 to j do

a[i,j]:=random(255);

end;

proceure vuvid(n:byte;:masiv);

var i,j:byte;

begin

for i:=1 to  do

begin

for j:=1 to n do

write(a[i,j]:5);

riteln;

end;

end;

procedure rahnok(n:byte; a:masiv);

var i,j:byte; s,l:byte;

begin

l:=0;

for j:=1 to round(n/2) do

for i:=j to (n-j+1) do

if (a[i,j] mod 2=0) then l:=l+1;

writeln('kilkist=' l);