# i nclude<stdio.h> :Qra9;
Y
# i nclude<stdio.h> v/lQ5R1
# i nclude<math.h> -J=N
#define PI 3.1415926 !NFP=m1
void ydgl(); u9%)_Q!14
float d,am,ro,e,h,p,dt0,d0,s,ds,r,al; VjVL/SO/
int f; |F#L{=B
main() JmK[7t
{ printf("Determaination the prime circle of cam\n"); DN;An0
{MK
printf("----------------------------\n"); Enj],I
printf( "input ro=");scanf("%f",&ro); /?P="j#u
printf("input h=");scanf("%f",&h); V|8`]QW@
printf("input e=");scanf("%f",&e); GiN\@F!
printf("input dt0=");scanf("%f",&dt0); %@Ty,d:;=
am=0;p=PI/180; *6e 5T
printf("The initial data:ro=%f\n",ro); \;smH;m
printf("h=%f e=%f dt0=%f\n",h,e,dt0); w oS I
2i
do $VCWc#
{ro=ro+5; x GHS
for(f=0;f<=dt0;f=f+2) WSW,}tFp"
{d=PI*f/dt0; #I.Wmfz
ydgl(); o!+jPwEU
} c);(+b
} 7 n=fB#!*3
while(am>30*p); "ujt:4p@
printf("The intermediate results: am=%f\n",am/p); <ZM8*bqi
printf("ro=%f\n",ro); mmj6YQ0a
do ;tF7GjEp
{ro=ro-1; <2a7>\74E0
if(ro<e) `<L6Q2Y>j
break; iE$/ Rcp
tCdgtZm
for(f=0;f<=dt0;f=f+2) {s=$.Kg
{d=PI*f/dt0; =K)au$BE|
ydgl(); 4V`ypFme
} 'J`%[,@V
} x-_!I>l&
while((am>30*p)||(am<=29.5*p)); G*|2qX"o
printf("The final results:max alfa=%f\n",am/p); QxmVImn"
printf(" min ro=%f\n",ro); J!:ss
getch(); sGCV um}
} WJ+<&6W8
void ydgl() N(]>(S
o
{ d0=dt0*p; UUx0#D/U0C
s=0.5*h*(1-cos(d)); `q
4%
ds=0.5*h*PI*sin(d)/d0; [lsr[`SJ<
r=sqrt(ro*ro-e*e); !=.5$/
if((s+r)==0) \7}X^]UV x
return; shlL(&Py
al=atan((ds-e)/(s+r)); 8yH) 8:w
if(al>am) +x!V;H(
am=al; SZCFdb
}