回答編集履歴
2
追記
test
CHANGED
|
@@ -35,3 +35,45 @@
|
|
|
35
35
|
a += diff
|
|
36
36
|
|
|
37
37
|
```
|
|
38
|
+
|
|
39
|
+
|
|
40
|
+
|
|
41
|
+
あるいは
|
|
42
|
+
|
|
43
|
+
---
|
|
44
|
+
|
|
45
|
+
while文ではなくfor文を使った方が書きやすそうです。
|
|
46
|
+
|
|
47
|
+
等差数列ならばrangeで充分表現できるからです。
|
|
48
|
+
|
|
49
|
+
```Python
|
|
50
|
+
|
|
51
|
+
def multiple_total(a, b):
|
|
52
|
+
|
|
53
|
+
total = 0
|
|
54
|
+
|
|
55
|
+
|
|
56
|
+
|
|
57
|
+
# start, stop, step
|
|
58
|
+
|
|
59
|
+
for i in range(a, b+1, a):
|
|
60
|
+
|
|
61
|
+
total += i
|
|
62
|
+
|
|
63
|
+
|
|
64
|
+
|
|
65
|
+
return total
|
|
66
|
+
|
|
67
|
+
```
|
|
68
|
+
|
|
69
|
+
|
|
70
|
+
|
|
71
|
+
次のようにも書けますし。
|
|
72
|
+
|
|
73
|
+
```Python
|
|
74
|
+
|
|
75
|
+
def multiple_total(a, b):
|
|
76
|
+
|
|
77
|
+
return sum(range(a, b+1, a))
|
|
78
|
+
|
|
79
|
+
```
|
1
追記
test
CHANGED
|
@@ -17,3 +17,21 @@
|
|
|
17
17
|
a += a
|
|
18
18
|
|
|
19
19
|
```
|
|
20
|
+
|
|
21
|
+
|
|
22
|
+
|
|
23
|
+
元々のaの値をどこかに保持しておく必要がありますね。
|
|
24
|
+
|
|
25
|
+
```Python
|
|
26
|
+
|
|
27
|
+
diff = a
|
|
28
|
+
|
|
29
|
+
while a <= b:
|
|
30
|
+
|
|
31
|
+
# print(a)
|
|
32
|
+
|
|
33
|
+
total = total + a # これも total += a で充分では
|
|
34
|
+
|
|
35
|
+
a += diff
|
|
36
|
+
|
|
37
|
+
```
|