# i nclude<stdio.h> Vzg=@A#
# i nclude<stdio.h> N( Oyi
# i nclude<math.h> O;uG?.\
#define PI 3.1415926 lDU_YEQ>
void ydgl(); lioc`C:
float d,am,ro,e,h,p,dt0,d0,s,ds,r,al; `A@w7J'
int f; 4hs)b
main() ravyiOL
{ printf("Determaination the prime circle of cam\n"); viX
+|A4gJ
printf("----------------------------\n"); ?C-Towo=i
printf( "input ro=");scanf("%f",&ro); :-T*gqj|
printf("input h=");scanf("%f",&h); o\VUD
printf("input e=");scanf("%f",&e); 3gEMRy*+
printf("input dt0=");scanf("%f",&dt0); nz]&a1"&
am=0;p=PI/180; M@et6aud;K
printf("The initial data:ro=%f\n",ro); =qy@Wvj$
printf("h=%f e=%f dt0=%f\n",h,e,dt0); Lgk
do iUi>y.}"P
{ro=ro+5; Xf[kI
for(f=0;f<=dt0;f=f+2) \ 0W!4D
{d=PI*f/dt0; Smw QET<H
ydgl(); > L2HET
} Q\ppfc{,
} /] ^#b
while(am>30*p); u\yVR$pQ
printf("The intermediate results: am=%f\n",am/p); W~1~k{A
printf("ro=%f\n",ro); $'rG-g!f\
do W-Hoyn>?2
{ro=ro-1; :aCrX
if(ro<e) e'%v1-&sP
break; yw-8#y
:rMM4
for(f=0;f<=dt0;f=f+2) 46@{5)Tq
{d=PI*f/dt0; Mj#-j/{x{5
ydgl(); n{*D_kM(H
} l7H
qo)
} @gC=$A#
while((am>30*p)||(am<=29.5*p)); \JEXX4%
printf("The final results:max alfa=%f\n",am/p); }@ Z56
printf(" min ro=%f\n",ro); t_^X$pL
getch(); aT!'}GjL
} ~}EMk 3
void ydgl() *a;@*
{ d0=dt0*p; JF&$t}
s=0.5*h*(1-cos(d)); bV+(b9
ds=0.5*h*PI*sin(d)/d0; v{zMO:3
r=sqrt(ro*ro-e*e); _|[UI.a
if((s+r)==0) L!0OC''C
return; vX0f,y
al=atan((ds-e)/(s+r)); J]lrS
if(al>am) jp8@vdRg
am=al; RqEH|EUZ
}