Question

giúp mk 2 câu với ạ, mai mk thi rồi

Answer 1

Câu 3

Var st:string;

i,d:integer;

Begin

Write('Nhap xau ky tu ');readln(st);

For i:=1 to length(st) do

If st[i] in ['0'..'9'] then d:=d+1;

Write('Co ',d,' ky tu so');

Readln

End.

Answer 2

Câu 4

Var a:array[1..1000] of integer;

i,n:integer;

Begin

Write('n = ');readln(n);

For i:=1 to n do

Begin

Write('Nhap so thu ',i);readln(a[i]);

End;

Write('Cac so chia het cho 3 hoac 5 la: ');

for i:=1 to n do

If (a[i] mod 3 = 0) or (a[i] mod 5 = 0) then write(a[i]:8);

Readln

End.