1 files changed, 27 insertions, 0 deletions

diff --git a/01_introductory_problems/number_spiral_1071.cpp b/01_introductory_problems/number_spiral_1071.cpp
new file mode 100644
index 0000000..d4df631
--- /dev/null
+++ b/01_introductory_problems/number_spiral_1071.cpp
@@ -0,0 +1,27 @@
+#include <algorithm>
+#include <iostream>
+
+long long f(long long x, long long y) {
+        long long c = std::max(x, y);
+        if (c % 2) {
+                if (y >= x)
+                        return (c-1)*(c-1)+x;
+                else
+                        return c*c-y+1;
+        } else {
+                if (y >= x)
+                        return c*c-x+1;
+                else
+                        return (c-1)*(c-1)+y;
+        }
+}
+
+int main() {
+        int t;
+        std::cin >> t;
+        for (int i = 0; i < t; i++) {
+                long long x, y;
+                std::cin >> y >> x;
+                std:: cout << f(x, y) << std::endl;
+        }
+}