Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
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.
uses crt;
var a:array[1..1000000] of longint;
n,i:longint;
begin
clrscr;
write('Nhap so luong phan tu: '); readln(n);
for i:=1 to n do
begin
write('Nhap phan tu thu ',i,': '); readln(a[i]);
end;
write('Cac so chan: ');
for i:=1 to n do if a[i] mod 2=0 then write(a[i],' ');
readln;
end.
a) var a:array[1..1000] of integer;
i,k:integer;
p:longint;
begin
write('k = ');readln(k);
p:=1;
for i:=1 to k do
begin
write('Nhap so thu ',i,' = ');readln(a[i]);
if a[i]<30 then p:=p*a[i];
end;
write('Tich la ',p);
readln
end.
b)
var a:array[1..1000] of integer;
i,k:integer;
s:longint;
begin
write('k = ');readln(k);
for i:=1 to k do
begin
write('Nhap so thu ',i,' = ');readln(a[i]);
if a[i]<100 then s:=s+a[i];
end;
write('Tong la ',s);
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..1000] of integer;
s:longint;
i,n:integer;
Begin
Write('n = ');readln(n);
For i:=1 to n do
Begin
Write('Nhap so thu ',i);readln(a[i]);
If a[i] > 0 then s:=s+a[i];
End;
Write('Tong la ',s);
Readln
End.
Var a:array[1..200] of integer;
i,n,d1,d2,s:integer;
Begin
Write('Nhap so luong phan tu n = ');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
Begin
If a[i] mod 2 = 0 then d1:=d1+1;
If (a[i] > 0) and (a[i] < 51) then d2:=d2+1;
End;
Writeln('Co ',d1,' so chan');
Write('Co ',d2,' so tu 1 den 50');
Readln;
End.
uses crt;
var a:array[1..1000000] of longint;
n,i,d:longint;
begin
clrscr;
write('Nhap so luong phan tu: '); readln(n);
for i:=1 to n do
begin
write('Nhap phan tu thu ',i,': '); readln(a[i]);
if a[i] mod 2=0 then inc(d);
end;
write('Co ',d,' gia tri la so chan');
readln;
end.
uses crt;
var a:array[1..1000000] of longint;
n,i,d:longint;
begin
clrscr;
write('Nhap so luong phan tu: '); readln(n);
for i:=1 to n do
begin
write('Nhap phan tu thu ',i,': '); readln(a[i]);
if a[i] mod 2=1 then inc(d);
end;
write('Co ',d,' gia tri la so le');
readln;
end.
uses crt;
var a:array[1..100]of integer;
i,n,dem:integer;
begin
clrscr;
readln(n);
for i:=1 to n do readln(a[i]):
dem:=0;
for i:=1 to n do if a[i] mod 2=0 then inc(dem);
writeln('so so chan la: ',dem);
writeln('so so le la: ',n-dem);
readln;
end.
tham khảo
program tinhoc;
uses crt;
var n,dem,tich:integer;
a: array[1..1000] of integer;
begin
clrscr;
writeln('Nhap so phan tu cua day: ');readln(n);
writeln('Nhap ',n,' phan tu cua day: ');
for i:= 1 to n do readln(a[i]);
dem:=0; tich:=1;
for i:= 1 to n do if a[i] mod 2 = 0 then begin dem:=dem+1; tich:=tich*a[i] end;
writeln('Co ',dem,' phan tu chan trong day');
writeln('Tich cua cac so chan trong day la: ',tich);
readln
end.
#include <bits/stdc++.h>
using namespace std;
long long x,n,i,dem;
int main()
{
cin>>n;
dem=0;
for (i=1; i<=n; i++)
{
cin>>x;
if (x>0) dem++;
}
cout<<dem;
return 0;
}