# i nclude<stdio.h> TZAd{EZa
# i nclude<stdio.h> ]R#:Bq!F
# i nclude<math.h> d]pb1ECuu
#define PI 3.1415926 ttzNv>L,
void ydgl(); W]9*dabem
float d,am,ro,e,h,p,dt0,d0,s,ds,r,al; MC}t8L=
int f; i#]e&Bru5
main() <U@N^#
{ printf("Determaination the prime circle of cam\n"); G^~[|a4`
printf("----------------------------\n"); O1J&Lwpk,
printf( "input ro=");scanf("%f",&ro);
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printf("input h=");scanf("%f",&h); <Kd(fFe
printf("input e=");scanf("%f",&e); qN)y-N.LI(
printf("input dt0=");scanf("%f",&dt0); }}JMwT
am=0;p=PI/180; G%<}TI1}
printf("The initial data:ro=%f\n",ro); BBB@M
printf("h=%f e=%f dt0=%f\n",h,e,dt0); Ymk?@mV4
do $;qi-K3j
{ro=ro+5; ?Z7`TnG$uf
for(f=0;f<=dt0;f=f+2) mL{P4a 1xf
{d=PI*f/dt0; 1F^Q* t{
ydgl(); =
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} $YL9 vJV
} ~RhUg~o
while(am>30*p); 2bp@m;g$
printf("The intermediate results: am=%f\n",am/p); `>g G"1,]
printf("ro=%f\n",ro); LVj1NP
do K}~$h,n
{ro=ro-1; Ps!MpdcL3
if(ro<e) _ E;T"SC
break; ]pax,|+$C
ze+YQF
for(f=0;f<=dt0;f=f+2) kQ`tY`3F
{d=PI*f/dt0; L"bOc'GfQ
ydgl(); :
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} ,fkvvM{mq
} M!UTqf7XL
while((am>30*p)||(am<=29.5*p)); Xwm3# o.&)
printf("The final results:max alfa=%f\n",am/p); RgJ@J/p"
printf(" min ro=%f\n",ro); [GLH8R
getch(); -+#%]P8l
} )ZG;.j
void ydgl() ZZw`8 E
{ d0=dt0*p; WE<?y_0y&
s=0.5*h*(1-cos(d)); b\k]Jx
ds=0.5*h*PI*sin(d)/d0; /WrB>w
r=sqrt(ro*ro-e*e); {f/qI`
if((s+r)==0) z:Ml;y
return; >rSjP1-F
al=atan((ds-e)/(s+r)); "HMEoZ
if(al>am) d+9V% T
am=al; a~$XD(w^
}