Submission #1204310

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Source Code Expand

#include<iostream>
#include<cstdio>
#include<string>
#include<algorithm>
#include<vector>
#include<queue>
#include<functional>
#include<map>
#include<cstring>
#include<unordered_map>
#include<set>
#include<string.h>
#include<random>
#include<limits.h>
using namespace std;

signed main() {
	set<string>S;
	string a; getline(cin, a); a += " ";
	for (int b = 0; b < a.length() - 1; b++) {
		if (a[b] == '@') {
			string c;
			for (int d = b + 1; d < a.length(); d++) {
				if (a[d]<'a' || a[d]>'z')break;
				c += a[d];
			}
			if (c.length())S.insert(c);
		}
	}
	for (string i : S) {
		cout << i << endl;
	}
}

Submission Info

Judge Result