Data commit

Task/Loops-Nested/Python/loops-nested-1.py

@@ -0,0 +1,14 @@
+from random import randint
+
+def do_scan(mat):
+    for row in mat:
+        for item in row:
+            print item,
+            if item == 20:
+                print
+                return
+        print
+    print
+
+mat = [[randint(1, 20) for x in xrange(10)] for y in xrange(10)]
+do_scan(mat)

Task/Loops-Nested/Python/loops-nested-2.py

@@ -0,0 +1,16 @@
+from random import randint
+
+class Found20(Exception):
+    pass
+
+mat = [[randint(1, 20) for x in xrange(10)] for y in xrange(10)]
+
+try:
+    for row in mat:
+        for item in row:
+            print item,
+            if item == 20:
+                raise Found20
+        print
+except Found20:
+    print

Task/Loops-Nested/Python/loops-nested-3.py

@@ -0,0 +1,14 @@
+from random import randint
+
+mat = [[randint(1, 20) for x in xrange(10)] for y in xrange(10)]
+
+found20 = False
+for row in mat:
+    for item in row:
+        print item,
+        if item == 20:
+            found20 = True
+            break
+    print
+    if found20:
+        break