# i nclude<stdio.h> mOJ-M@ME
# i nclude<stdio.h> #Eqx E o;
# i nclude<math.h> 7 iQa)8,
#define PI 3.1415926 S<g~ VK!Tt
void ydgl(); Y?% =6S
float d,am,ro,e,h,p,dt0,d0,s,ds,r,al; @v/
8}n
int f; nq\~`vH|Gd
main() oGL2uQX X
{ printf("Determaination the prime circle of cam\n"); 9O\yIL
printf("----------------------------\n"); |<#yXSi
printf( "input ro=");scanf("%f",&ro); +A1xqOB
printf("input h=");scanf("%f",&h); #e[igxwi
printf("input e=");scanf("%f",&e); [j?<& ^SW
printf("input dt0=");scanf("%f",&dt0); ]?_ V+F
am=0;p=PI/180; >:0^v'[
printf("The initial data:ro=%f\n",ro); c1<jY~U
printf("h=%f e=%f dt0=%f\n",h,e,dt0); 0y%s\,PsT
do jSw >z`'#H
{ro=ro+5; UPkc-^BN
for(f=0;f<=dt0;f=f+2) IO"q4(&;P4
{d=PI*f/dt0; V]/ $ dJ
ydgl(); ~JB4s%&
} 'JJ :
} }x:}9iphF
while(am>30*p); b< BkI""b
printf("The intermediate results: am=%f\n",am/p); " ,]A .,
printf("ro=%f\n",ro); PQ" v
do (R!`Z%
{ro=ro-1;
AIw ~@*T
if(ro<e) @DlN;r ?Cv
break; D 1(9/;9
oTve Y
for(f=0;f<=dt0;f=f+2) ^39 ?@xc@
{d=PI*f/dt0; 1%7zCM0s
ydgl(); +< )H2
} _8wT4|z5
} eY_BECJ+OO
while((am>30*p)||(am<=29.5*p)); ,S1'SCwVdJ
printf("The final results:max alfa=%f\n",am/p); yJ!,>OQ%'
printf(" min ro=%f\n",ro); e'~<uN>
getch(); -pQ0,/}K
} } A}Vd:#
void ydgl() Fyc":{Jd
{ d0=dt0*p; +XAM2uN5_.
s=0.5*h*(1-cos(d)); x";4)u=
ds=0.5*h*PI*sin(d)/d0; ~zFwSF
r=sqrt(ro*ro-e*e); v"dl6%D"
if((s+r)==0) UZo[]$"Q`
return; $S U<KNMZ
al=atan((ds-e)/(s+r)); >~uKkQ_p
if(al>am) c22L]Sxo
am=al; E :UJ"6
}
