Java程序:
public class Main {
public static void main(String[] args){
String text = "How do you do!";
System.out.println(getWords(text));
}
public static int getWords(String text) {
int count = 0;
int len = text.length();
int i, j;
i = 0;
while(true) {
for(; iif(i >= len) {
break;
}
count++;
for(; i}
return count;
}
}
运行测试:
4