DP-Algo

std-Cpp/regex/UVA10340 子序列 All in All.cpp

@@ -0,0 +1,24 @@
+#include <iostream>
+#include <regex>
+#include <string>
+using namespace std;
+int main() {
+    std::string s, t;
+    while (std::cin >> s >> t) {
+        std::string pattern;
+        for (char c : s) {
+            pattern += std::regex_escape(std::string(1, c)) + ".*";
+        }
+        // ȥ<><C8A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> .*
+        if (!pattern.empty()) pattern = pattern.substr(0, pattern.size() - 2);
+
+        std::regex re(pattern);
+        if (std::regex_match(t, re)) {
+            std::cout << "Yes\n";
+        } else {
+            std::cout << "No\n";
+        }
+    }
+    return 0;
+}
+