# i nclude<stdio.h> qVr?st
# i nclude<stdio.h> ;#n+$Q#:
# i nclude<math.h> e"]DIy4s
#define PI 3.1415926 #TD0)C/
void ydgl(); vFH1hm
float d,am,ro,e,h,p,dt0,d0,s,ds,r,al; QmY1Bn?s
int f; cE7IHQ
main() N6uKFQL:{
{ printf("Determaination the prime circle of cam\n"); }!1pA5x$
printf("----------------------------\n"); t4FaU7
printf( "input ro=");scanf("%f",&ro); \Z/#s;c,4
printf("input h=");scanf("%f",&h); T]y^PT<8?
printf("input e=");scanf("%f",&e); 11BfJvs:
printf("input dt0=");scanf("%f",&dt0); "dFuQB
am=0;p=PI/180; !~a1xI~s
printf("The initial data:ro=%f\n",ro); wKj0vMW
printf("h=%f e=%f dt0=%f\n",h,e,dt0); f4lC*nCN
do b:YyzOqEu
{ro=ro+5; ]V.0%Ccw;.
for(f=0;f<=dt0;f=f+2) >@i{8AD
{d=PI*f/dt0; "V:E BR
ydgl(); |s{[<;
} nI<Ab_EB
} mqKr+
while(am>30*p); Bw*6X`'Q
printf("The intermediate results: am=%f\n",am/p); =7 ${bp!
printf("ro=%f\n",ro); .>+jtp}
do x
L]Z3"p%
{ro=ro-1; =J827c{.
if(ro<e) O>Ao#_*hOb
break; K91.-k3)$
4kdQ h]
for(f=0;f<=dt0;f=f+2) %#-'|~
{d=PI*f/dt0; ;&U! g&
ydgl(); <:Z-zQp)?
} K0z@gWGE
} i~;Yrc%AEX
while((am>30*p)||(am<=29.5*p)); jLgx(bMn
printf("The final results:max alfa=%f\n",am/p); [cvtF(,
printf(" min ro=%f\n",ro);
D?@e,e
getch(); hwB>@r2
}
>TQnCG=
void ydgl() ,]8$QFf
{ d0=dt0*p; 8jm\/?k|
s=0.5*h*(1-cos(d)); OVf%m~%&s
ds=0.5*h*PI*sin(d)/d0; zx=AT
r=sqrt(ro*ro-e*e); P4.snRQ
if((s+r)==0) N
cnL -k.
return; V.12
al=atan((ds-e)/(s+r)); dRPX`%J
if(al>am) 6n5>{X
am=al; [SA$d`B/
}