Câu 2:
program Min;
uses crt;
var A:array[1..10000] of integer;
S,i,n:integer;
begin
clrscr;
S:=0;
write('Nhap so phan tu cua mang: '); readln(n);
for i:=1 to n do
begin
write('Nhap phan tu thu ',i,': ');
readln(A[i]);
end;
for i:=1 to n do if A[i] mod 2 = 0 then S:=S+A[i];
write('Tong cac phan tu chan la: ',S);
readln
end.
Câu 3:
program Min;
uses crt;
var A:array[1..10000] of integer;
i,n:integer;
begin
clrscr;
write('Nhap so phan tu cua mang: '); readln(n);
for i:=1 to n do
begin
write('Nhap phan tu thu ',i,': ');
readln(A[i]);
end;
for i:=1 to n do if A[i] mod 3 = 0 then write(A[i]:4);
readln
end.
Câu 4:
program Min;
uses crt;
var A:array[1..10000] of integer;
i,n,dem:integer;
begin
clrscr;
write('Nhap so phan tu cua mang: '); readln(n);
for i:=1 to n do
begin
write('Nhap phan tu thu ',i,': ');
readln(A[i]);
end;
for i:=1 to n do if (A[i] mod 3 = 0) and (A[i] mod 5 = 0) then inc(dem);
readln
end.
