全国计算机等级考试二级c语言公共基础知识总结

ire.PDFfor.NET.\rfor(i=1;i<=n;i++)\rt=0.0;\rforG=1j<=lj++)\rt+=j\rsum+=1.0/t;\r}\rreturnsum;\r)\r98:%98&'( fun,w@P`p?Bxcdn(}~n)Yï`ð5è9z>@,\r-€ñ @ò 2ƒ"\r#$?\rdoublefun(intn)\r(\rintI;\rdoublesum=0.0;\rfor(i=1;i<=n;i++)\rif(i%5==0||i%9==0)\rsum+=1.0/l;EvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\rreturnsum;\r)\r99:%99&'( fun,WP`p?Bxcd38n2o,-Ó @׍î2ƒ"\r#$?\rdoublefun(intn)\r(\rintm,k,l;\rdoubles=0.0;\rfor(m=3;m<=n;m++)\r(\rk=sqrt(m);\rfor(i=2;i<=k;i++)\rif(m%i==0)break;\rif(i>=k+1)\rs+=sqrt(m);\r)\rreturns;\r)EvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\r100:%100&'( fun,WP`p?Bxcd\rs=1+(1+2(0.5))+(1+2(0.5)+3(0.5))+...+(1+2(0.5)+3(0.5)+...+n(0.5))\r#$?\rdoublefun(intn)\r(\rinti;\rdouble=1.0,p=1.0;\rfor(i=2;i<=n;i++)\r(\rp+=pow(l,0.5);\rs+=p?\r)\rreturns;\r)