Код: Выделить всё
#include < iostream. h>
#include <math.h>
float f (float u, float t) ;
void main ()
{float a[41={2.5,-0.5,-0.2,23.7};
float b[4]={-7.3,4.2,-0.4 2,41.2};
float z1, z2 , z3, z4 , z5, z;
for (int i=0;i<4;i++)
{cout<<"\na["«i«"]="«a[i]«"b [ "«i«"] ="«b [i];
z1=f(a[i], b[i]);
z2=f(a[i]*a[il, b[i]*b[i]);
z3=f(a[i]*a[i]-l, b[i]);
z4 = f |a[i]-b[i], b[i] );
z5 = f(a[i]*a[i]-b[i]*b[i], b [i]*b [i]-1};
z=z1+z2+z3+z4+z5;
cout<<"\nz="<<z<<endl<<endl;
}
}
float f (float u, float t)
{if (u>0&&t>0) return u*u+t*t;
if (u<=0&&t<=0) return u+f*t;
i£ (u>0&&t<=0) return u-t;
if (u< = (J&&t>0) return u + t;
}