钱能c++习题答案

0;n<num;n++)\rcoutstr[n];\rcoutendl;\rvoidf()EvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\r//xyz1\rtry{\r//xyz2\rStrings(nabcdefghijklmnopM,16);\rg(s) \r)\rcatch(String::Ranger){\rcerrH\nerror:->outofrange:''nindexendl;\r//xyz3\r)\rcatch(String::Size){\rcerrn\nerror:sizeillegal!\nM;\r)\rcatch(String::Pastm){\rcerrn\nerror:lowercastfoundfollowing'm'.\n" \r)\r//xyz4\rcout"\nTheprogramwillbecontinuedhere.\n\n";\r)\rvoidmain()\r{\r//xyz5\rf() \rcoutn\nf()iscompletedhere.\nn;\r21.2\r#include<iostream.h>\rclassA{\rpublic:\rclassError{};\rA()\r{\rn=newint;\rinit();\r}\rprivate:\rint*n;\rvoidinit()\r//dosomething...\rthrowError();EvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\r);\rvoidmain()\r(\rtry(\rAa;\r)\rcatch(A::Error&){\rcoutnerrorwheninitialize.Ú!!”;