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https://github.com/Kiritow/OJ-Problems-Source.git
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33 lines
564 B
C++
33 lines
564 B
C++
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#include<iostream>
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#include<vector>
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#include<algorithm>
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using namespace std;
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int main()
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{
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int n;
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while(cin>>n)
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{
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vector<int>v(n),vv(n);
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int i,j;
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for(i=0;i<n;i++)
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{
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cin>>v[i];
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}
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sort(v.begin(),v.end());
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int k=0;
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for(i=0,j=n-1;i<j;)
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{
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vv[k++]=v[j--];
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vv[k++]=v[i++];
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}
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if(i==j)
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vv[k]=v[i];
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for(i=0;i<n;i++)
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{
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if(i!=n-1)cout<<vv[i]<<" ";
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else cout<<vv[i]<<endl;
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}
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}
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return 0;
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}
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