Question

Answer 1

Câu 7: 

uses crt;

var a:array[1..100]of integer;

i,n,t:integer;

begin

clrscr;

write('Nhap n='); readln(n);

for i:=1 to n do 

  begin

write('A[',i,']='); readln(a[i]);

end;

t:=0;

for i:=1 to n do 

 if a[i] mod 5=0 then t:=t+a[i];

writeln('Tong cac so chia het cho 5 la: ',t);

writeln('Cac so chia het cho 4 la: ');

for i:=1 to n do

  if a[i] mod 4=0 then write(a[i]:4);

readln;

end.

Answer 2

Câu 8: 

uses crt;

var s:string;

i,d,dem:integer;

begin

clrscr;

write('Nhap xau:'); readln(s);

d:=length(s);

dem:=0;

for i:=1 to d do 

  if s[i]='C' then inc(dem);

writeln('Trong xau co ',dem,' ki tu C');

for i:=1 to d do 

  s[i]:=upcase(s[i]);

writeln('Xau in hoa la: ',s);

readln;

end.