题解 | #首字母大写#

#include <bits/stdc++.h>
using namespace std;

bool func(char a)
{
	if(a==' '||a=='\t'||a=='\r'||a=='\n') return true;
	else return false;
}

int main()
{
	string words;
	while(getline(cin,words))
	{
		if(words[0]<'z'&&words[0]>'a') words[0]=words[0]-'a'+'A';
		for(int i=1;i<words.size();i++)
		{
			if(func(words[i-1])&&words[i]<'z'&&words[i]>'a')
			{
				words[i]=words[i]-'a'+'A';
			}
		}
		cout<<words<<endl;
	}
	return 0;
}