1/
Program BTH;
uses crt;
var a:array[1..100000] of longint;
i,n,s:longint;
Begin
clrscr;
Write('Nhap n: ');readln(n);
For i:=1 to n do
Begin
write('a[',i,']: ');readln(a[i]);
If a[i] mod 2=0 then s:=s+a[i];
end;
For i:=1 to n do
write(a[i],' ');
writeln;
writeln('Tong so chan co trong day la: ',s);
readln;
end.
2/
Program BTH;
uses crt;
var a:array[1..100000] of longint;
i,n,s:longint;
Begin
clrscr;
Write('Nhap n: ');readln(n);
For i:=1 to n do
Begin
write('a[',i,']: ');readln(a[i]);
If a[i]<0 then s:=s+a[i];
end;
For i:=1 to n do
write(a[i],' ');
writeln;
writeln('Tong so am co trong day la: ',s);
readln;
end.
3/
Program BTH;
uses crt;
var a:array[1..100000] of longint;
i,n,max:longint;
Begin
clrscr;
Write('Nhap n: ');readln(n);
For i:=1 to n do
Begin
write('a[',i,']: ');readln(a[i]);
end;
max:=a[1];
For i:=1 to n do
begin
write(a[i],' ');
If max<a[i] then max:=a[i];
end;
writeln;
writeln('So lon nhat co trong day la: ',max);
readln;
end.
