Question

Помогите написать программы в pascal ABC (program,var,begin,end)

Answer 1

1)
uses crt;
var y,x:integer;
begin
writeln(x);
y:=COS(x/2)-SIN(x);
readln(y);
end.
2)
uses crt;
var a,y,x:integer;
begin
a:=0;
readln(x);
a:=0,5*x+1;
y:=0,5*sqr(a)+1,4*x-1;
writeln(y);
end.
3)
uses crt;
var d,x:integer;
begin
writeln(x);
d:=(1/3)*x*49+(4/6)*x*108+(2/6)*x*80;
readln(d);
end.