Uses crt; Var St:String; i:longint; Begin Clrscr; Write(‘Nhap sau St: ‘); Readln(St); For i:=1 to length(St) do If (St[i] in [‘0’..’9′]) and (St[i+1] in [‘0’..’9′]) then write(St[i]) Else If (St[i] in [‘0’..’9′]) then Begin Write(st[i]); Writeln; End; Readln; End.
vâng
Uses crt;
Var St:String;
i:longint;
Begin
Clrscr;
Write(‘Nhap sau St: ‘); Readln(St);
For i:=1 to length(St) do
If (St[i] in [‘0’..’9′]) and (St[i+1] in [‘0’..’9′]) then write(St[i])
Else If (St[i] in [‘0’..’9′]) then
Begin
Write(st[i]);
Writeln;
End;
Readln;
End.