# i nclude<stdio.h> P=L@!F+s
# i nclude<stdio.h> |`s:&<W+kp
# i nclude<math.h> :z *jl'L
#define PI 3.1415926 @; I9e
void ydgl(); 'KT(;Vof
float d,am,ro,e,h,p,dt0,d0,s,ds,r,al; "Nz@jv?
int f; ^zS;/%
main() A zp!;+
{ printf("Determaination the prime circle of cam\n"); zSu,S4m_;
printf("----------------------------\n"); ? STO#<a
printf( "input ro=");scanf("%f",&ro); lV$#>2Hh5
printf("input h=");scanf("%f",&h); {E7STLQ_%
printf("input e=");scanf("%f",&e); F%af05L[
printf("input dt0=");scanf("%f",&dt0); x8~*+ j
am=0;p=PI/180; q_mxZM
->
printf("The initial data:ro=%f\n",ro); 0&b;!N!vJ
printf("h=%f e=%f dt0=%f\n",h,e,dt0); KmM:V2@A$
do TIR Is1
{ro=ro+5; O6ugN-d>
for(f=0;f<=dt0;f=f+2) '5~l{3Lw
{d=PI*f/dt0; w`3.wALb
ydgl(); N93R(x)%
} UI%4d3
} 8.7q
-<Q
while(am>30*p); ]mUt[Yy:z
printf("The intermediate results: am=%f\n",am/p); e$JCak=
printf("ro=%f\n",ro); c&{= aIe w
do Jf\`?g3#
{ro=ro-1; wu &lG!#
if(ro<e) s.n:;8RibP
break; L/I ]
NA!U
=6i+K.}e
for(f=0;f<=dt0;f=f+2) !c-MC|
{d=PI*f/dt0; 81!;W t(?
ydgl(); >l/pwb@
} @$
lX%p>
} O=lRI)6w@e
while((am>30*p)||(am<=29.5*p)); XW@C_@*J
printf("The final results:max alfa=%f\n",am/p); {XUSw8W'
printf(" min ro=%f\n",ro); C>mFylN
getch(); W- nS{v(
} mFxt +\
void ydgl() YI > xxWA
{ d0=dt0*p; a"T+CA
s=0.5*h*(1-cos(d)); apgKC;
ds=0.5*h*PI*sin(d)/d0; G"kX#k0S
r=sqrt(ro*ro-e*e); [z+YXs!N
if((s+r)==0) `P-d. M6Oa
return; 8bO+[" c
al=atan((ds-e)/(s+r)); bn5O2
if(al>am) pSIXv%1J
am=al; Y9vVi]4
}