잃어버린 괄호

yewon-yw · Apr 30, 2022 · 8aa8e95 · 8aa8e95
1 parent e28403b
commit 8aa8e95
Showing 1 changed file with 24 additions and 0 deletions.
diff --git a/greedy_algorithm/1541.cpp b/greedy_algorithm/1541.cpp
@@ -0,0 +1,24 @@
+#include <iostream>
+#include <string>
+using namespace std;
+
+int main() {
+	string inp, num = "";
+	int result = 0, isMinus = 0;
+	cin >> inp;
+	for (int i = 0; i <= inp.size(); i++) {
+		if (inp[i] == '+' || inp[i] == '-' || i == inp.size()) {
+			if (isMinus) {
+				result -= stoi(num);
+				num = "";
+			}
+			else {
+				result += stoi(num);
+				num = "";
+			}
+		}
+		else num += inp[i];
+		if (inp[i] == '-') isMinus = 1;
+	}
+	cout << result << endl;
+}