g++ array[2] windows, linux

15954.cpp

#include <iostream>
#include <cmath>

using namespace std;

typedef long double ld;

ld get_m(int K, int idx, int array[]){
    ld m = 0;
    for(int i =idx; i<idx+K; i++){
        printf("get_m arr[i] : %d\n", array[i]);
        m+=array[i];
    }
    cout<<"m : "<<m/K<<endl;
    return ld(m/K);
}

ld get_b(int K, int idx, int arr[], ld m){
    
    ld b=0;

    for(int i = idx; i < idx+K; i++){
        printf("get_b idx : %d , arr[i] : %d\n", i, arr[i]);
        b += ((arr[i]-m)*(arr[i]-m));
    }

    b = b/K;

    cout<<"v : "<<b<<endl;

    return sqrt(b);
}

int main(){
    
    int N,K;
    ld minimum = 9999999;
    ld M, B;

    cin >> N >> K;

    int* dolls_like = new int(N);

    for(int i = 0; i<N; i++){
        cin >> dolls_like[i];
    }

    for(int _k = K; _k <= N; _k++){
        for(int idx = 0; idx<=N-_k; idx++){

            M = get_m(_k, idx, dolls_like);
            
            cout<<"main m "<<M<<endl;
            printf("main [2] : %d\n",dolls_like[2]);
            
            B = get_b(_k, idx, dolls_like, M);
            
            cout<<"main b "<<B<<endl;
            
            if(B<minimum){
                minimum=B;
            }
        }
    }

    printf("%.10lf", minimum);
}