braketmatch

Stack/appliance/braket-match.cpp

@@ -0,0 +1,35 @@
+#include <iostream>
+#include <stdexcept>
+#include <string>
+#include <stack>
+using namespace std;
+
+void isMatch(const string& s){
+	stack<int> t;
+	//bool error = false;
+	for(int i = 0; i < s.length(); i++){
+		if(s[i] == '('){
+			t.push(i);
+		}
+		if(s[i] == ')'){
+			try{
+				if(t.empty()) throw std::runtime_error("Error: Braket \" ) \" No Match");
+				t.pop();
+			}
+			catch(const runtime_error& e){
+				cout << e.what() << endl;
+				//error = true;
+				return;
+			}
+		}
+	}
+	if(t.empty())	cout << "Match" << endl;
+	else cout << "Error: Braket \" ( \" No Match" << endl;
+}
+
+int main(){
+	string s;
+	cin >> s;
+	isMatch(s);
+	return 0;
+}