10_15.cpp

C程序参考,简单易懂,是初学者不可少的参考资料

#include<stdio.h>
void  main()
{  char a[80],*p=a;  
   int n;
   scanf("%s",p);    
   n=0;
   while(*p!='\0')    
   { n++;p++;}        
   printf("The length of a is %d\n",n);
}