Week 270

1 files changed, 40 insertions, 0 deletions

diff --git a/challenge-270/zapwai/python/ch-1.py b/challenge-270/zapwai/python/ch-1.py
new file mode 100644
index 0000000000..cee3a0cdfc
--- /dev/null
+++ b/challenge-270/zapwai/python/ch-1.py
@@ -0,0 +1,40 @@
+matrix = [ [1, 0, 0],
+	   [0, 0, 1],
+	   [1, 0, 0],
+	  ]
+
+matrix2 = [ [1, 0, 0],
+	    [0, 1, 0],
+	    [0, 0, 1],
+	   ]
+
+def is_special(m, M, N, i, j): 
+    if m[i][j] != 1:
+        return 0 
+    for k in range(M):
+        if k == i:
+            continue
+        if m[k][j] != 0:
+            return 0
+    for k in range (N):
+        if k == j:
+            continue
+        if m[i][k] != 0:
+            return 0 
+    return 1
+
+def proc(m):
+    M = len(m)
+    N = len(m[0])
+    print("Input: \nm = ")
+    cnt = 0
+    for i in range(M):
+        for j in range(N):
+            print(m[i][j], end='')
+            if is_special(m, M, N, i, j):
+                cnt += 1
+        print("")
+    print("Output:", cnt)
+
+proc(matrix)
+proc(matrix2)