北京大学机试 首字母大写 Easy *注意空格还包括制表符

基本思想:

其实如果只有空格完全可以stringstream来做;

关键点:

无;

#include<iostream>
#include<vector>
#include<string>
#include<sstream>
using namespace std;


int main() {
	string s;
	while (getline(cin, s)) {
		if (s[0] >= 'a'&&s[0] <= 'z')
			s[0] = 'A' + (s[0] - 'a');
		for (int i = 0; i < s.size(); i++) {
			if (s[i] == '\t' || s[i] == ' ' || s[i] == '\r' || s[i] == '\n') {
				if (s[i + 1] >= 'a'&&s[i + 1] <= 'z')
					s[i + 1] = 'A' + (s[i + 1] - 'a');
			}
		}
		cout << s << endl;
	}
}

  

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转载自www.cnblogs.com/songlinxuan/p/12459914.html