質問編集履歴
1
C++のサンプルコードを追加しました
test
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test
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@@ -130,4 +130,94 @@
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//C++のサンプルコード
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#include <iostream>
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#include <cstring>
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using namespace std;
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class inventory {
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char item[40];
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int onhand;
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double cost;
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public :
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inventory(char *i, int o,double c){
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strcpy(item,i);
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onhand = o;
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cost = c;
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}
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friend ostream &operator <<(ostream &stream, inventory ob);
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friend istream &operator >>(istream &stream, inventory &ob);
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};
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ostream &operator<<(ostream &stream, inventory ob){
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stream << ob.item << " :在庫数: " << ob.onhand;
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stream << " 費用は: " << ob.cost << endl;
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return stream;
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}
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istream &operator>>(istream &stream, inventory &ob){
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cout << "品名を入力: ";
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stream >> ob.item;
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cout << "在庫数を入力: ";
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stream >> ob.onhand;
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cout << "原価を入力: ";
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stream >> ob.cost;
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return stream;
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}
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int main(){
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inventory ob("金槌", 4, 12.55);
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cin >> ob;
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cout << ob;
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return 0;
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}
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```
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