7_11.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>
main ()
{
   char string[100];
   int i,number=0,word=0;
   char c;
   printf("Please input a line words:\n");
   gets(string);
   for(i=0;(c=string[i])!='\0';i++)
    if(c==' ')
        word=0;
     else
        if(word==0)
         {
	       word=1;
	       number++;
	     }
   printf("There are %d words in the line.\n",number);
}