На pascal abc netprogram test;type realarray = array of real;var step:real; a:realarray; i,n,s1,s2,s3,s4:integer;begin write('Введите количество членов последовательности: '); readln(n); step:=1/n; setlength(a,n); a[0]:=0; for i:=1 to n-1 do a[i]:=a[i-1]+step; for i:=0 to n-1 do begin if a[i]<0.25 then s1:=s1+1; if (a[i]>=0.25) and (a[i]<0.5) then s2:=s2+1; if (a[i]>=0.5) and (a[i]<0.75) then s3:=s3+1; if a[i]>=0.75 then s4:=s4+1; end; writeln('На промежутке [0,0.25) - ',s1); writeln('На промежутке [0.25,0.5) - ',s2); writeln('На промежутке [0.5,0.75) - ',s3); writeln('На промежутке [0.75,1) - ',s4);end.