C++ C++字符串复制函数StrCpy算法设计(六)

#include< iostream>
using 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';
}
void scopy4(char *s, char *ct){
 while( *s++=*ct++);
}
int main(){

 
 char a[20],b[]={"张成是篮球运动员。"};
 scopy1(a,b);
 cout<<a<<endl;
 scopy2(a,b);
 cout<<a<<endl;
 scopy3(a,b);
 cout<<a<<endl;
 scopy4(a,b);
 cout<<a<<endl;

 int wait;
 cin >> wait ;
 return 0;
}