# i nclude<stdio.h> _oeS Uzq.
# i nclude<stdio.h> 9G2FsM|,
# i nclude<math.h> sfl<qD+?
#define PI 3.1415926 xJ.M;SF4
void ydgl(); =t?F6)Q
float d,am,ro,e,h,p,dt0,d0,s,ds,r,al; 6Z"X}L,*
int f; x[e<} 8'$(
main() Qo|\-y-#
{ printf("Determaination the prime circle of cam\n"); l*G[!u
printf("----------------------------\n"); 'm$L Ij?@
printf( "input ro=");scanf("%f",&ro); X"eYK/7
printf("input h=");scanf("%f",&h); 9hyn`u.
printf("input e=");scanf("%f",&e); Ig{0Z">
printf("input dt0=");scanf("%f",&dt0); h/Y'<:
am=0;p=PI/180; AA>P`C$&M
printf("The initial data:ro=%f\n",ro); 'LDQgC*%
printf("h=%f e=%f dt0=%f\n",h,e,dt0); G 01ON0
do A@#E@;lm
{ro=ro+5; pd$[8Rmj_
for(f=0;f<=dt0;f=f+2) 5)X=*I
{d=PI*f/dt0; 2GG2jky{/
ydgl(); S3J^,*'
} 6ik$B
} f
_:A0
while(am>30*p); @2i9n
printf("The intermediate results: am=%f\n",am/p); <F'\lA9
printf("ro=%f\n",ro); M<&= S
do M"L=L5OH-
{ro=ro-1; !5!<C,U
if(ro<e) |Y.?_lC
break; ;n;p@Uu[
b
);YDtGip J
for(f=0;f<=dt0;f=f+2) :Hbv)tS\3w
{d=PI*f/dt0; yB!dp;gM{
ydgl(); |w3M7;~eF
} m]&SN z=
} 3XNCAb2
while((am>30*p)||(am<=29.5*p)); N2o7%gJw
printf("The final results:max alfa=%f\n",am/p); /$%%s=@IL
printf(" min ro=%f\n",ro); nJ;.Td
getch(); @ Nm@]q
} }6ldjCT/,
void ydgl() %"-5 <6d
{ d0=dt0*p; NHE18_v5
s=0.5*h*(1-cos(d)); e' <)V_
ds=0.5*h*PI*sin(d)/d0; J .<F"r>
r=sqrt(ro*ro-e*e); B)UZ`?>c
if((s+r)==0) \b>]8Un"
return; !
dgNtI@
al=atan((ds-e)/(s+r)); CvdN"k
if(al>am) L"aeG
am=al; Ho]su?
}