Schimbati limbajul din pseudocod in limbaj c++

Răspuns:
2.
a=0;
k=0;
while(k<4)
{
cin>>x;
while(x>99)
{
x=x/10;
}
if(x>9)
{
a=a*100+x;
k++;
}
}
cout<<a;
4.
int x,z;
cin>>x>>z;
while(x>0)
{
y=y*10+x%10;
x/=100;
}
while(y*z>0 && y%10=z%10)
{
y/=10;
z/=10;
}
if(y+z==0)cout<<1;
else cout<<0;