4 files changed, 68 insertions(+), 9 deletions(-)

A cd/A.0.ans
A cd/A.0.in
A cd/A.1.in
M cd/cd.py

@@ 0,0 1,1 @@
+2

@@ 0,0 1,8 @@
+3 3
+1
+2
+3
+1
+2
+4
+0 0

@@ 0,0 1,43 @@
+10 10
+0
+1
+2
+3
+4
+5
+6
+7
+8
+9
+0
+1
+2
+3
+4
+5
+6
+7
+8
+9
+10 10
+10
+11
+12
+13
+14
+5
+6
+7
+8
+9
+0
+1
+2
+3
+4
+5
+6
+7
+8
+9
+0 0

@@ 28,22 28,29 @@ Algorithm
         print the result
 
 """
-s = set()
-while True:
+def get_n_m():
     n_m = input()
-    if n_m == "0 0":
-        exit()
+    while n_m != "0 0":
+        n_m = input()
+        yield n_m
+
+
+for n_m in get_n_m():
     n_m = n_m.split(' ')
+    print(f"n m: {n_m}")
 
     n = int(n_m[0])
     m = int(n_m[1])
 
+    s = set()
     for i in range(n):
-        s.add(input())
+        j = input()
+        s.add(j)
 
-    print(f"Jack's CDS: {s}")
+    a = set()
     for i in range(m):
-        s.discard(input())
-    print(f"Jill's CDS: {s}")
+        j = input()
+        if j in s:
+            a.add(j)
 
-    print(len(s))
+    print(len(a))