Create Madoka and Math Dad.cpp

Author: MathProgrammer

2022/Contests/Div 2/777/Programs/Madoka and Math Dad.cpp

@@ -0,0 +1,45 @@
+#include <iostream>
+#include <vector>
+
+using namespace std;
+
+void solve()
+{
+    int sum;
+    cin >> sum;
+
+    string answer;
+    for(int i = 0, s = 0; i + 3 <= sum; i += 3, s += 3)
+    {
+        answer += "21";
+    }
+
+    switch(sum%3)
+    {
+        case 2 : answer += "2"; break;
+        case 1 : if(sum == 1)
+                {
+                    answer = "1";
+                }
+                else
+                {
+                    answer = "1" + answer;
+                }
+    }
+
+    cout << answer << "\n";
+}
+
+int main()
+{
+    int no_of_test_cases;
+    cin >> no_of_test_cases;
+
+    while(no_of_test_cases--)
+        solve();
+
+    return 0;
+}
+
+
+