Initial commit: Python learning project with examples and exercises

python代码/6.1.1.py

@@ -0,0 +1,32 @@
+S = {1,2,3,'a','r','d'}
+T = {2,3,4,'f','b','c','f','a'}
+print(S-T)
+result = S & T
+print(result)
+print(S&T)
+print(S^T)
+S ^= T
+print(S)
+print(S|T)
+S|=T
+print(S)
+print(S<=T)
+print(S<T)
+print(S>=T)
+print(S>T)
+S.add(4)
+print(S)
+S.clear()
+print(S)
+F=T.copy()
+print(F)
+x=T.pop()
+print(x)
+T.discard(2)
+print(T)
+T.remove(3)
+print(T)
+print(S.isdisjoint(T))
+print(len(S))
+print(3 in T)
+print(3 not in T)