View Code of Problem 97

#include<iostream>
#include<string>
#include<algorithm>

using namespace std;

string s[1000];

int main() {
	int n;
	while (cin >> n) {
		if (n == 0) {
			return 0;
		}
		for (int i = 0; i < n; ++i) {
			cin >> s[i];
		}
	
		sort(s, s + n);

		for (int i = 1; i < n; ++i) {
			if (s[i].size() <= 4) {
				continue;
			}
			if (s[i].substr(s[i].size() - 4, 4) == ".exe") {
				for (int j = i - 1; j >= 0; --j) {
					if (s[i][0] != s[j][0]) {
						break;
					}
					if (s[j] + ".exe" == s[i]) {
						cout << s[i] << endl;
					}
				}
			}
		}
	}
}