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uses crt;
var a:array[1..100]of integer;
i,n,t:integer;
begin
clrscr;
readln(n);
for i:=1 to n do
begin
readln(a[i]);
end;
for i:=1 to n do
write(a[i]:4);
readln;
t:=0;
for i:=1 to n do
t:=t+a[i];
writeln(t/n:4:2);
readln;
end.
#include <bits/stdc++.h>
using namespace std;
long long a[1000],n,i,dem,t,j,t1;
int main()
{
cin>>n;
for (i=1; i<=n; i++) cin>>a[i];
for (i=1; i<=n; i++) cout<<a[i]<<" ";
cout<<endl;
dem=0;
for (i=1; i<=n; i++)
{
t=0;
for (j=1; j<=a[i]-1; j++)
if (a[i]%j==0) t+=j;
if (t==a[i]) dem++;
}
cout<<dem<<endl;
t1=0;
for (i=1; i<=n; i++)
if (a[i]%2==0) t1+=a[i];
cout<<t1;
return 0;
}
#include <bits/stdc++.h>
using namespace std;
long long a[1000],n,i,dem,t,j,t1;
int main()
{
cin>>n;
for (i=1; i<=n; i++) cin>>a[i];
for (i=1; i<=n; i++) cout<<a[i]<<" ";
cout<<endl;
dem=0;
for (i=1; i<=n; i++)
{
t=0;
for (j=1; j<=a[i]-1; j++)
if (a[i]%j==0) t+=j;
if (t==a[i]) dem++;
}
cout<<dem<<endl;
t1=0;
for (i=1; i<=n; i++)
if (a[i]%2==0) t1+=a[i];
cout<<t1;
return 0;
}
#include <bits/stdc++.h>
using namespace std;
long long a[1000],n,i,dem,t,j,t1;
int main()
{
cin>>n;
for (i=1; i<=n; i++) cin>>a[i];
for (i=1; i<=n; i++) cout<<a[i]<<" ";
cout<<endl;
dem=0;
for (i=1; i<=n; i++)
{
t=0;
for (j=1; j<=a[i]-1; j++)
if (a[i]%j==0) t+=j;
if (t==a[i]) dem++;
}
cout<<dem<<endl;
t1=0;
for (i=1; i<=n; i++)
if (a[i]%2==0) t1+=a[i];
cout<<t1;
return 0;
}
Câu 1:
uses crt;
var a:array[1..100]of real;
i,n:integer;
t:real;
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 2=0 then t:=t+a[i];
writeln(t:4:2);
readln;
end.
Câu 2:
uses crt;
var a:array[1..100]of integer;
i,n:integer;
t:real;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
t:=1;
for i:=1 to n do
t:=t*a[i];
writeln(t:4:2);
readln;
end.
#include <bits/stdc++.h>
using namespace std;
long long n,i,a[10000];
int main()
{
cin>>n;
for (i=1; i<=n; i++)
cin>>a[i];
for (i=1; i<=n; i++) cout<<a[i]<<" ";
return 0;
}
