c-programming

commit e9a4f899bb71fb7143309c8f880a01e0134cba56
parent d2ab03772cfccbac849b1e2ad8e4f7353be94d2d
Author: Andrew Laack <andrew@laack.co>
Date:   Tue, 16 Dec 2025 16:18:39 -0600

Basic

Diffstat:
A
comparisons/mat-mul.py
 | 
43
+++++++++++++++++++++++++++++++++++++++++++

1 file changed, 43 insertions(+), 0 deletions(-)
diff --git a/comparisons/mat-mul.py b/comparisons/mat-mul.py
@@ -0,0 +1,43 @@
+import random
+
+x = 400 # rows
+y = 400 # columns
+
+
+def init(x,y):
+    first = []
+    for _ in range(0,x):
+        current = []
+        for _ in range(0,y):
+            current.append(random.random())
+        first.append(current)
+    return first
+
+first = init(x,y)
+second = init(x,y)
+
+def dp(first, second):
+    s = 0
+    for i in range(0, len(first)):
+        s += first[i] * second[i]
+    return s
+
+
+res = []
+
+for row_index in range(0,x):
+    current_row = []
+    for col_index in range(0,y):
+
+        row = first[row_index]
+
+        column = []
+        for i in range(len(second)):
+            column.append(second[i][col_index])
+
+
+        current_row.append( dp(row,column))
+
+    res.append(current_row)
+
+print(res)