y= 2sin(x-1)+cos(x-2)+ln|x|
z= [y]!, если y<1
z= x-y²+5, если y>=1

#include <iostream>
#include <math.h>
using namespace std;
void main()
{
int i,p=1,x,z,y;
cout << "Vvedite x = ";
cin >> x;
y=2*sin(x-1)+cos(x-2)+log(x);
if (y<1)
{
for (i=0;i<y;i++)
{
z=1;
z=z*p++;
cout << z << endl;
}
}
else if (y>=1)
{
z=x-pow(y,2)+5;
}
cout << "z= " << z << " x= " << x << " y= " << y << endl;
}