From f05d888a0b621ca4e99e2b0fb6e23c097006fe41 Mon Sep 17 00:00:00 2001
From: Santo Cariotti <santo@dcariotti.me>
Date: Tue, 28 May 2024 10:29:13 +0200
Subject: Init

---
 progs/a233.py | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 progs/a233.py

(limited to 'progs/a233.py')

diff --git a/progs/a233.py b/progs/a233.py
new file mode 100644
index 0000000..92bbaa7
--- /dev/null
+++ b/progs/a233.py
@@ -0,0 +1,29 @@
+def generate_matrix(n):
+        if n<=0:
+            return [] 
+        matrix=[row[:] for row in [[0]*n]*n]        
+        row_st=0
+        row_ed=n-1        
+        col_st=0
+        col_ed=n-1
+        current=1        
+        while (True):
+            if current>n*n:
+                break
+            for c in range (col_st, col_ed+1):
+                matrix[row_st][c]=current
+                current+=1
+            row_st+=1
+            for r in range (row_st, row_ed+1):
+                matrix[r][col_ed]=current
+                current+=1
+            col_ed-=1
+            for c in range (col_ed, col_st-1, -1):
+                matrix[row_ed][c]=current
+                current+=1
+            row_ed-=1
+            for r in range (row_ed, row_st-1, -1):
+                matrix[r][col_st]=current
+                current+=1
+            col_st+=1
+        return matrix
\ No newline at end of file
-- 
cgit v1.2.3-18-g5258