#include <stdio.h>#include <string.h>int main(){??? char s[99];??? int a,i;??? a = 0;??? printf("請(qǐng)輸入語(yǔ)句，開(kāi)頭末尾不要用空格?。。。?！");??? gets(s);??? for(i=0;i<=99;i++)??? {?????? if(s[i]==' ')?????? {?????????? a++;?????? }??? }??? printf("%d",a);??? return 0;}