solved hackerrank.two.strings

Signed-off-by: ayham <altffour@protonmail.com>

hackerrank.two.strings.cpp

@@ -0,0 +1,39 @@
+#include <bits/stdc++.h>
+using namespace std;
+
+int main() {
+	int p;
+	string a, b;
+	cin >> p;
+	while (p--) {
+		bool has_substring = false;
+		map<char, int> repeats;
+		cin >> a >> b;
+		sort(a.begin(), a.end());
+		sort(b.begin(), b.end());
+		auto a_last = unique(a.begin(), a.end());
+		a.resize(distance(a.begin(), a_last));
+		auto b_last = unique(b.begin(), b.end());
+		b.resize(distance(b.begin(), b_last));
+		
+		for (auto i : a) {
+			if (repeats.find(i) == repeats.end()) repeats[i] = 1;
+			else repeats[i]++;
+		}
+
+		for (auto i : b) {
+			if (repeats.find(i) == repeats.end()) repeats[i] = 1;
+			else repeats[i]++;
+		}
+
+		for (auto it : repeats) {
+			if (it.second > 1) {
+				has_substring = true;
+				break;
+			}
+		}
+
+		cout << ((has_substring) ? "YES" : "NO") << endl;
+	}
+	return 0;
+}