Ввести с клавиатуры n-любых чисел ,найти количество отрицательных чисел( паскаль )

1.var 2.a, product : real; 3.i, n : integer; 4.begin 5.product: = 1; 6.readln(n); 7.for i : = 1 to n do begin 8.readln(a); 9.if a < 0 then 10.: = product*a; 11.end; 12. writeln(product: 0: 2);

var i,s,p: integer; a: array [1..100] of integer;

begin 

s: =0; p: =0;

writeln('vvedite masiv a: ');  

for i: =1 to 10 do begin

write('a[',i,']=');

readln(a[i]);

end;

for i: =1 to 10 do begin

if a[i]> 0 then s: =s+a[i];  

end;

s: =s*2;

writeln('udvoennaya suma polozhitelnih elementov=',s);

writeln('indexi elementov kotorie bolshe prediduschego: ');

writeln;

for i: =2 to 10 do begin

if a[i]> a[i-1] then write(i,', ');

end;

for i: =2 to 10 do begin

if ((a[i]> =0) and (a[i-1]> =0)) or ((a[i]< 0) and (a[i-1]< 0)) then p: =p+1;

end;

writeln;

if p> 0 then writeln('masiv imeet pari sosednih elementov s odnakovimi znakami') else   writeln('masiv ne imeet pari sosednih elementov s odnakovimi znakami');  

readln(s);

end. 

 

program vvl;

var x: integer;

      v: real;

begin

write('x=');

readln (x);

v: = abs(a)-2;

writeln ('v='; v: 2: 1);

end.