摘要：
#include#includeusingnamespacestd; //声明超大数类classBigNum{private: char*pszNnum; intlength;public: BigNum(); BigNum(constchar*); BigNum(constBigNum&bigNum); virtual~BigNum(); intDisplay(); BigNumoperator+(BigNum); BigNum&operator=(BigNum);}; BigNum&BigNum::operator=(BigNumbigNum){ this-> 阅读全文
摘要：
#includeusing namespace std;void scopy1(char s[],char ct[]){int i=0;while (ct[i]!='\0'){s[i]=ct[i];i++;}s[i]='\0';}void scopy2(char *s, char *ct){while(*ct != '\0'){*s=*ct;s=s+1;ct=ct+1;}*s = '\0';}void scopy3(char *s, char *ct){while(*ct) *s++=*ct++;*s = '\0' 阅读全文
摘要：
#include#includeusingnamespaceboost;usingnamespacestd; voidStrCpy(charszDestination[],charszSource[]){ inti=0; while(szSource[i]!='\0'){ szDestination[i]=szSource[i]; i++; } szDestination[i]='\0';}intmain(){ charszDes[10]; charszSource[20]="C++程序设计";//strcpy(szDes,szSource) 阅读全文