回答編集履歴
3
変数名の改善
test
CHANGED
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@@ -94,19 +94,19 @@
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94
94
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95
95
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```python
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96
96
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97
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-
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97
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+
start = 0
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98
98
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99
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-
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99
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+
end = 42
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100
100
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101
101
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while True:
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102
102
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103
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-
for i in range(
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103
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+
for i in range(start, end):
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104
104
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105
105
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print(i, end=" ")
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106
106
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107
107
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if i%4 == 0:
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108
108
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109
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-
i +
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109
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+
start = i + 5
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110
110
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111
111
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break
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112
112
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2
追記
test
CHANGED
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@@ -26,7 +26,7 @@
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26
26
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27
27
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28
28
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29
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-
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29
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+
### 追記1
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30
30
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31
31
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32
32
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@@ -83,3 +83,39 @@
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83
83
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# => 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
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84
84
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85
85
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```
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86
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+
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87
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+
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88
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+
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89
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+
### 追記2
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90
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+
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91
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+
なんかひらめいてしまったので追記しておきます。
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92
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+
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93
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+
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94
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+
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95
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+
```python
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96
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+
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97
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n = 42
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98
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99
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i = 0
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100
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101
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while True:
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102
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+
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103
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for i in range(i, n):
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104
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+
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105
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print(i, end=" ")
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106
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+
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107
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if i%4 == 0:
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108
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+
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109
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i += 5
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110
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+
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111
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break
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112
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113
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else:
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114
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+
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115
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break
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116
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+
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117
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print()
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118
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119
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# => 0 5 6 7 8 13 14 15 16 21 22 23 24 29 30 31 32 37 38 39 40
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120
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+
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121
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```
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1
追記
test
CHANGED
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@@ -23,3 +23,63 @@
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23
23
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# => 0 1 2 3 4 5 6 7 8 9 20 21 22 23 24 25 26 27 28 29
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24
24
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25
25
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```
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26
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+
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27
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+
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28
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+
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29
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+
---
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30
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+
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31
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+
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32
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+
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33
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+
ループ中にStopIteration例外が出てくると面倒というコメントを頂いたので、ちょっと追記。
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34
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+
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35
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+
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36
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+
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37
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+
###### 何も対策しない場合
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38
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+
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39
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```python
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40
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+
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41
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r = iter(range(30))
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42
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+
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43
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+
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44
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+
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45
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for i in r:
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46
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+
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47
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print(i, end=" ")
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48
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+
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49
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if i == 25:
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50
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+
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51
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for _ in range(10): next(r)
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52
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53
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print()
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54
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55
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# => StopIteration
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56
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+
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57
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```
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58
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59
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+
###### 愚直に握りつぶす
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60
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+
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61
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+
```python
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62
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+
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63
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+
r = iter(range(30))
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64
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+
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65
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+
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66
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+
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67
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+
for i in r:
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68
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+
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69
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+
print(i, end=" ")
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70
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+
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71
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if i == 25:
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72
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+
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73
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+
try:
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74
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+
|
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75
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+
for _ in range(10): next(r)
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76
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+
|
|
77
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+
except StopIteration:
|
|
78
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+
|
|
79
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+
pass
|
|
80
|
+
|
|
81
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+
print()
|
|
82
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+
|
|
83
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+
# => 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
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84
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+
|
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85
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+
```
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