# i nclude<stdio.h> Y*O7lZuF%
# i nclude<stdio.h> iqghcY)
# i nclude<math.h> X4&{/;$
#define PI 3.1415926 =R!=uml(
void ydgl(); O%A:2Y79
float d,am,ro,e,h,p,dt0,d0,s,ds,r,al; F$ x@]
int f; f!*b8ND^R
main() o)cd!,h
{ printf("Determaination the prime circle of cam\n"); +}>whyX1
printf("----------------------------\n"); Q$W0>bUP
printf( "input ro=");scanf("%f",&ro); hyL3fkMJ,
printf("input h=");scanf("%f",&h); /9|1eSUa
printf("input e=");scanf("%f",&e); TvAA
printf("input dt0=");scanf("%f",&dt0); _$0<]O$
am=0;p=PI/180; 9">}@1k
printf("The initial data:ro=%f\n",ro); [Ym?"YwVX
printf("h=%f e=%f dt0=%f\n",h,e,dt0); UMo=bs
do zrE
~%YR
{ro=ro+5; O:RPH{D
for(f=0;f<=dt0;f=f+2) ,y3o ,gl
{d=PI*f/dt0; 2;5EH0
ydgl(); %]>c4"H
} D<#+ R"
} -Duy:C6W
while(am>30*p); CY0|.x
printf("The intermediate results: am=%f\n",am/p); [L|H1ll
printf("ro=%f\n",ro); P`5@$1CJ
do .jZmQtc
{ro=ro-1; <dD}4c+/t
if(ro<e) /lm;.7_J+
break; mmAikT#k
[E2afC>zrl
for(f=0;f<=dt0;f=f+2) n%3rv?m7
{d=PI*f/dt0; $91c9z;f^
ydgl(); ,JN2q]QPP
} NM/?jF@j*
} L"1UUOKy
while((am>30*p)||(am<=29.5*p)); -wC;pA#o
printf("The final results:max alfa=%f\n",am/p); WHqp7NPl
printf(" min ro=%f\n",ro); ]P(:z
getch(); 8}\VlH]
} ?2%d;tW
void ydgl() ._~_OVU
{ d0=dt0*p; F5wCl2I
s=0.5*h*(1-cos(d)); hkJ4,.
ds=0.5*h*PI*sin(d)/d0; e4y dn
r=sqrt(ro*ro-e*e); C&,&~^_F
if((s+r)==0) c#$B;?
return; X7?p$!M6;B
al=atan((ds-e)/(s+r)); 4Ucg<Z&%
if(al>am) `ndesP
am=al;
VD;Ot<%
}