質問編集履歴
2
リンクの追加
test
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test
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@@ -124,7 +124,7 @@
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### やっていた問題
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127
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-
https://atcoder.jp/contests/past201912-open/tasks/past201912_d
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127
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[https://atcoder.jp/contests/past201912-open/tasks/past201912_d](https://atcoder.jp/contests/past201912-open/tasks/past201912_d)
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1
全体のソースコードを追加しました。
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test
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@@ -68,6 +68,60 @@
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68
68
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69
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70
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71
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```python
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72
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+
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73
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+
N = int(input())
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74
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+
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75
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A = []
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76
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+
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77
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+
for _ in range(N):
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78
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79
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a = int(input())
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80
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81
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A.append(a)
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82
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+
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83
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+
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84
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+
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85
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+
order = []
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86
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+
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87
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for num in range(1,N+1):
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88
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89
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order.append(num)
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90
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+
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91
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+
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92
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+
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93
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+
A_sorted = sorted(A)
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94
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95
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+
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96
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+
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97
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+
if A_sorted == order:
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98
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+
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99
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+
print('correct')
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100
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+
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101
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+
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102
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+
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103
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+
else:
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104
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105
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+
for i in range(1, N):
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106
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+
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107
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+
i_count = A.count(i)
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108
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+
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109
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+
if i_count == 0:
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110
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+
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111
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+
former_number = i
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112
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+
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113
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+
elif i_count == 2:
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114
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+
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115
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+
changed_number = i
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116
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+
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117
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+
print(f'{changed_number} {former_number}')
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118
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+
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119
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+
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120
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+
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121
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+
```
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122
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+
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123
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+
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124
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+
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71
125
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### やっていた問題
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72
126
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73
127
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https://atcoder.jp/contests/past201912-open/tasks/past201912_d
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