# i nclude<stdio.h> S~YrXQ{_>-
# i nclude<stdio.h> @)VJ,Ql$Y
# i nclude<math.h> AyNl,Xyc4
#define PI 3.1415926 :@_CQc*yB
void ydgl(); H|F>BjXn5
float d,am,ro,e,h,p,dt0,d0,s,ds,r,al; |\?-k
int f; C_O7
main() H)
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{ printf("Determaination the prime circle of cam\n"); $q.8ve0&^
printf("----------------------------\n"); j/ 9FiuK
printf( "input ro=");scanf("%f",&ro); E3,Z(dpX!
printf("input h=");scanf("%f",&h); aU4'_%Y@
printf("input e=");scanf("%f",&e); $g#X9/+<
printf("input dt0=");scanf("%f",&dt0); 0plRsZ}
am=0;p=PI/180; \C}tK,79
printf("The initial data:ro=%f\n",ro); JEY%(UR8
printf("h=%f e=%f dt0=%f\n",h,e,dt0); s26s:A3rh
do o,bV.O.W
{ro=ro+5; '.WYs!
for(f=0;f<=dt0;f=f+2) X/5tZ@
{d=PI*f/dt0; 3zWY%(8t4?
ydgl(); }}t"^m s
}
.j7|;Ag
} uT]_pKm
while(am>30*p); 56?U4wj7{
printf("The intermediate results: am=%f\n",am/p); b)@D*plS&
printf("ro=%f\n",ro); [p4a\Qg0
do *I'O_D
{ro=ro-1; %<1fj#X8
if(ro<e) =*Wl;PI'
break; HaB=nLAT
EW2e k^
for(f=0;f<=dt0;f=f+2) U0jq.]P
{d=PI*f/dt0; N@Slc
0
ydgl(); )4GfT
} 1Lj\"+.
} #J2856bzS
while((am>30*p)||(am<=29.5*p)); Ks7s2 vK^
printf("The final results:max alfa=%f\n",am/p); qf24l&}
printf(" min ro=%f\n",ro); q;kMeE*
getch(); 4D\_[(P
} 4Iy\
void ydgl() T'Jw\u>"R
{ d0=dt0*p; wQ.ild
s=0.5*h*(1-cos(d)); %5F=!(w
ds=0.5*h*PI*sin(d)/d0; Y
3KCIL9
r=sqrt(ro*ro-e*e); "]MF =-v
if((s+r)==0) K3
]hUe#
return; %K ]u"
al=atan((ds-e)/(s+r)); _Seiwk&
if(al>am) 3kYUO-qw
am=al; Pq7YJ"Z?:
}