atcoder/abc050A

Author: xirc

atcoder/abc050/A/main.cpp

@@ -0,0 +1,25 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+using ll = int64_t;
+using ff = long double;
+
+int main() {
+    ios_base::sync_with_stdio(false);
+    cin.tie(0); cout.tie(0);
+
+    int A, B;
+    string op;
+
+    cin >> A >> op >> B;
+
+    int ans = 0;
+    if (op == "+") {
+        ans = A + B;
+    } else if (op == "-") {
+        ans = A - B;
+    } else throw;
+    cout << ans << endl;
+
+    return 0;
+}