回答編集履歴
3
追記：ouput
test
CHANGED
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@@ -79,3 +79,13 @@
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79
79
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}
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80
80
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81
81
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```
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82
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+
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83
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+
// output
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84
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85
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sort:3
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86
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+
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87
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max element id=2
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88
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+
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89
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max element (hairetsu):3
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90
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+
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91
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+
max element (pointer):3
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2
追記
test
CHANGED
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@@ -7,6 +7,12 @@
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7
7
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8
8
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9
9
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追記：
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10
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+
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11
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+
余談ですが関数名max()はstd::maxと被るので避けたほうが良いと思います。
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12
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+
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13
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+
回答が読みやすくなるようにあえてusing namespace std;を使用しています。
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14
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+
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15
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+
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10
16
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11
17
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```C++
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12
18
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1
追記：コード比較
test
CHANGED
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@@ -6,13 +6,39 @@
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6
6
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7
7
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8
8
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9
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-
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9
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+
追記：
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10
10
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11
11
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```C++
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12
12
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13
13
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#include <bits/stdc++.h>
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14
14
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15
15
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using namespace std;
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16
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+
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17
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18
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+
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19
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+
// import vector v
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20
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21
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+
void func_max(vector<int>* v) {
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22
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23
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// max_element::
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24
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+
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25
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vector<int>::iterator itr_max = max_element(v->begin(), v->end());
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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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// size_t min_index = std::distance(v.begin(), itr_min);
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30
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+
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31
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size_t max_index = distance(v->begin(), itr_max);
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32
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+
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33
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+
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34
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+
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35
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cout << "max element id=" << max_index << endl;
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36
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+
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37
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cout << "max element (hairetsu):" << v->at(max_index) << endl;
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38
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+
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39
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+
cout << "max element (pointer):" << *itr_max << endl;
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40
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+
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41
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+
}
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16
42
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17
43
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18
44
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@@ -32,11 +58,15 @@
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32
58
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33
59
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}
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34
60
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61
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+
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62
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+
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35
63
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int main() {
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36
64
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37
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-
vector<int> v({
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65
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+
vector<int> v({3, 2, 1});
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38
66
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39
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-
cout << func(&v) << endl;
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67
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+
cout << "sort:" << func(&v) << endl;
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68
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+
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69
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+
func_max(&v);
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40
70
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41
71
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getchar();
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42
72
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