Submission #471621

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Source Code Expand

#include<math.h>
#include<iostream>
#include <climits>
#include<vector>
#include <cfloat>
#include <iomanip>
using namespace std;

double S(vector<int> input, double P){
    double out=0;
    for(int i=0;i<input.size();i++){
        out+=(input[i]*P);
    }
    return out;
}
int max(vector<int> input){
    int ans=INT_MIN;
    for(int i=0;i<input.size();i++){
        if(input[i]>ans)
            ans=input[i];
    }
    return ans;
}
int min(vector<int> input){
    int ans=INT_MAX;
    for(int i=0;i<input.size();i++){
        if(input[i]<ans)
            ans=input[i];
    }
    return ans;
}
int main(){
    int N;
    vector<int> nums;
    int A,B;
    cin>>N;
    cin>>A>>B;
    for(int i=0;i<N;i++){
        int temp;
        cin>>temp;
        nums.push_back(temp);
    }
    double sum,P,Q;
    int ma=max(nums);
    int mi=min(nums);
    if(ma!=mi){
            P=(double)B/(double)(ma-mi);
            sum=S(nums, P);
            Q=A-(sum/N);
            cout<<fixed<<setprecision(15)<<P<<" "<<Q<<endl;
    }
    else{
        cout<<-1<<endl;
    }
    return 0;
}

Submission Info

Judge Result