单词计数

#include <stdio.h>#include <stdlib.h>#define IN 1#define OUT 0int main(){    int state;    state=OUT;    char ch;    int count=0;    while((ch==getchar())!=EOF){        if(ch==' '||ch=='\n'||ch=='\t')            state=OUT;        else if(state=OUT){            count++;            state=IN;        }    }    printf("%d\n",count);    return 0;}