USACO-Section1.3 Ski Course Design
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Ski Course Design
2017.06.02
题解
办理所有可能的最大高度情况下的最小消费,进行比较即可。
代码
/*ID: xhzdcyy1PROB: skidesignLANG: C++ */#include <iostream>#include <fstream>#include <string>#include <algorithm>#define cin fin#define cout fout using namespace std;ofstream fout ("skidesign.out");ifstream fin ("skidesign.in");int h[1000];int main(){ int n; cin>>n; int max,min,tmp; for(int i=0;i<n;i++){ cin>>tmp; h[i]=tmp; if(i==0){ max=min=tmp; } else{ if(tmp>max) max=tmp; if(tmp<min) min=tmp; } } int res=0x3f3f3f3f; for(int i=min+17;i<=max;i++){ int t=0; for(int k=0;k<n;k++){ if(h[k]<i-17) t+=(i-17-h[k])*(i-17-h[k]); else if(h[k]>i) t+=(h[k]-i)*(h[k]-i); } if(t<res) res=t; } cout<<res<<endl; return 0; }
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