第7類:數組(Tuple)、集合(Set)以及詞典(Dictionary)

TQC+ 程式語言Python 705 子集合與超集合

題目說明:

請撰寫一程式,依序輸入五個、三個、九個整數,並各自儲存到集合set1、set2、set3中。接著回答:set2是否為set1的子集合(subset)?set3是否為set1的超集合(superset)?

輸入與輸出會交雜如下,輸出的部份以粗體字表示

Input to set1:
3
28
-2
7
39
Input to set2:
2
77
0
Input to set3:
3
28
12
99
39
7
-1
-2
65
set2 is subset of set1: False
set3 is superset of set1: True
 

程式碼:

set1 = set()
set2 = set()
set3 = set()

print("Input to set1:")
for i in range(5):
    set1.add(eval(input()))

print("Input to set2:")
for j in range(3):
    set2.add(eval(input()))

print("Input to set3:")
for k in range(9):
    set3.add(eval(input()))

print('set2 is subset of set1:', set2.issubset(set1))
print('set3 is superset of set1:', set3.issuperset(set1))

 

TQC+ 程式語言Python 第7類:數組(Tuple)、集合(Set)以及詞典(Dictionary)





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