R=input('Please input R='); 7j>NUx=j3
p=0.1; -xJ_5
n=chaxun(R); 5wy1%/;
L=15; }Htnhom0n
c=3*10^8; kQ,#NR/q6
h=6.626196*10^(-34); Bs@!S?
k=1.3806505*10^(-23); h,Y!d]2w
B=198.95; vhw"Nl
r=0.509*10^(-60); pjC2jlwm*
d=532*10^(-9); &C~R*
for s=0:20 rjmKe*_1V
for T=0.1:50:300.1 [79 eq=
if mod(s,2)==0 e}x}Fj</(
f=p*n*L*6*((2*h*c)/(9*k*T))*((3/2)*(s+1)*(s+2)/(2*s+3))*(64*(pi^2)/15)*((c/d-(4*s+6)*B)^4)*r*exp(-(h*c*B/(k*T))*s(s+1)); Q*S|SH-cZ0
y=diff('f','T'); xbh4j!FD$
elseif mod(s,2)==1 +d[A'&"
f=p*n*L*3*((2*h*c)/(9*k*T))*((3/2)*(s+1)*(s+2)/(2*s+3))*(64*(pi^2)/15)*((c/d-(4*s+6)*B)^4)*r*exp(-(h*c*B/(k*T))*s(s+1)); $Hx00
h o
y=diff('f','T'); 9,?\hBEu
end Oz\mIVC#
end 6sRe. ct<