Răspuns:
#include <iostream>
using namespace std;
int asociat(int n, int &as)
{
int p=1, ok=0;
as = 0;
if (n==0) ok=1;
else
while (n)
{
if (n%2==0)
{
as=n%10*p+as;
p*=10;
ok=1;
}
n/=10;
}
return ok;
}
int palindrom (int n)
{
int y=0;
while (n)
{
y = y*10+n%10;
n/=10;
}
return y;
}
int estePalindrom(int n)
{
if (n==palindrom(n))
return 1;
return 0;
}
int n, ans=0, ok;
int main()
{
cin>>n;
for (int i=1; i<=n; i++)
{
int x, as;
cin>>x;
if (x==0)
ans++;
else
{
ok = asociat(x, as);
if (ok && estePalindrom(as))
ans++;
}
}
cout<<ans;
}
Explicație:
