Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
Bài 1
Var s,i:integer;
tb:real;
Begin
Write('Nhap n = ');readln(n);
i:=1;
s:=0;
While i<=n do
Begin
s:=s+i;
i:=i+1;
End;
tb:=s/n;
Writeln('Tong la ',s);
Write('Trung binh la ',tb:10:2);
Readln;
End.
Bài 2
Var i,n,souoc:integer;
Begin
Write('Nhap n = ');readln(n);
i:=1;
While i <= n do
Begin
i:=i + 1;
If n mod i = 0 then souoc:=souoc + 1;
End;
If souoc = 1 then write(n,' la so nguyen to')
Else write(n,' khong la so nguyen to');
Readln;
End.
Bài 1:
uses crt;
var a:array[1..100]of integer;
i,n:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
for i:=1 to n do
if a[i] mod 2<>0 then write(a[i]:4);
readln;
end.
Bài 2:
uses crt;
var a:array[1..100]of integer;
i,n:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
for i:=1 to n do
if a[i] mod 2=0 then write(a[i]:4);
readln;
end.
Program HOC24;
var a: array[1..32000] of integer;
i,n,d: integer;
begin
write('Nhap N: ');
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
write('Day vua nhap la: ');
for i:=1 to n do write(a[i],' '); writeln;
d:=0;
for i:=1 to n do if a[i]>0 then d:=d+1;
write('Co ',d,' so duong');
readln
end.
uses crt;
var a:array[1..100]of integer;
i,n,t:integer;
begin
clrscr;
readln(n);
for i:=1 to n do readln(a[i]);
for i:=1 to n do write(a[i]:4);
writeln;
t:=0;
for i:=1 to n do
if a[i]>0 then t:=t+a[i];
writeln(t);
readln;
end.
Var a:array[1..100] of integer;
i,n:integer;
s:longint;
Begin
Write('n = ');readln(n);
For i:=1 to n do
Begin
Write('Nhap phan tu thu ',i,' = ');readln(a[i]);
s:=s+a[i];
End;
Write('Cac phan tu vua nhap la ');
For i:=1 to n do
Write(a[i]:8);
Writeln;
Write('Tong cua chung la ',s);
Readln
End.
Program HOC24;
var a: array[1..32000] of string;
d,i,n: integer;
begin
write('Nhap N: '); readln(n);
for i:=1 to n do
begin
write('a[',i,']='); readln(a[i]);
end;
d:=0;
for i:=1 to n do
if length(a[i]) = 3 then d:=d+1;
write('Co ',d,' so co 3 chu so trong day');
readln
end.