编写一个C程序，使用while循环计算句子的平均单词长度
START Step 1: declare character, int and double variables Step 2: Enter any statement Step 3: while loop Check condition stmt[i]=getchar()) != '
') if it trues enter into loop 1. if(*stmt != ' ') 2. charcount++; 3. else if(*stmt == ' ') 4. wordcount++; 5. stmt++; iii. return (double)charcount/wordcount; STOP
