r9 8 :\n98\r? ? fu n ,.0y?/0 [n(aÖn)`×Ø5 È 9 i\r0·ÙÚÛ0Ü &"\rp?\rdouble fun(int n)\rint I ;.\rdouble sum=0. 0;\rfor(i= l;i< = n;i+ + )\rif(i%5==0 | i%9==0)\rsum+=l. 0/1;\rreturn sum;\r)\r9 9 :\n99\r? ? fun , y?/0 [3 Ý n l·Ù04#Ó\r&" p?\rdouble fun(int n)\rint m, k, I ;\rdouble s=0. 0;\rfor(m=3;mV=n ;m++)\r(\rk=sqrt(m);\rfor (i=2; i<=k;i++)\rif(m%i==0) break;\rif(i>=k+l)\rs+=sqrt (m);\r)\rreturn s;}\r1 0 0 :\n100\r? ? f u n ,y?/0 [\rs=l+(1+2(0. 5))+ (1+2(0. 5)+3 (0. 5))+<+(1+2(0. 5)+3(0. 5)+<+n(0. 5 ) ) p?:.\rdouble fun(int n)\rint I;\rdouble =1. 0, p=l. 0;\rfor (i=2;iV=n;i++)\r(\rp+=pow(I, 0. 5);\rs+p;\rreturn s;}
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