题解 | 统计单词

#include<iostream>
using namespace std;

/*
 *统计单词
 * */
int main(){
	string s1;
	while(cin>>s1){
		int n = s1.length();
		int count = 0;
		bool flag = false;
		for(int i = 0;i<n;i++){
			if(s1[i]!='.'){
				count++;
			}else{
				flag = true;
			}
		}
		if(flag){
			cout<<count<<endl;
		}else{
			cout<<count<<" ";
		}
	}
}