uses crt; var A:array[1..1000] of integer; N,i,dem:integer; begin clrscr; write('Nhap N: '); readln(N); for i:=1 to N do begin write('Nhap phan tu thu ',i,': '); readln(A[i]); if A[i] mod 3 = 0 then inc(dem); end; writeln('So luong so chia het cho 3 la: ',dem); readln end.
