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#include<iostream>
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using namespace std;
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int main()
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{
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int cup; // 定义变量
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float a,b;
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cout<<"cup="; // 提示输入
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cin>>cup; // 输入购买杯子的数量
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a=cup*3*0.88; // 求大洋商城购买水杯的费用
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b=(cup-cup/8)*3; // 求百汇商厦购买杯子的费用
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if(a<b){
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cout<<"大洋商城"<<endl;
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}
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else{
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cout<<"百汇商厦"<<endl; //比较两者之间的大小
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}
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return 0;
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}
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