[Add] solved solutions

cpp/FLOW011.cpp

@@ -0,0 +1,28 @@
+#include <iostream>
+#include <iomanip>
+
+using namespace std;
+
+int main()
+{
+    int t, i;
+    double tlcb, tl, hra, da;
+    cin >> t;
+    for (i = 0; i < t; i++)
+    {
+        cin >> tlcb;
+        if (tlcb < 1500)
+        {
+            hra = 0.1*tlcb;
+            da = 0.9*tlcb;
+        }
+        else
+        {
+            hra = 500;
+            da = 0.98*tlcb;
+        }
+        tl = tlcb + hra + da;
+        cout << fixed << tl << endl;
+    }
+    return 0;
+}