[Init] Solved solutions

cpp/992A.cpp

@@ -0,0 +1,27 @@
+#include <iostream>
+
+using namespace std;
+
+bool arr[200000];
+
+int main()
+{
+    unsigned int n, c = 0;
+    cin >> n;
+    while (n--)
+    {
+        int t;
+        cin >> t;
+        if (t < 0)
+        {
+            t += 200001;
+        }
+        if (arr[t - 1] == 0 && t != 0)
+        {
+            c++;
+            arr[t - 1] = 1;
+        }
+    }
+    cout << c;
+    return 0;
+}