#include <bits/stdc++.h>
#include <math.h>

using namespace std;

double diametro(int l){
    float diam;
    if(l==0) diam=0.1;
    else if(l<5 || (l>5 && l<9))diam=0.1+((l*0.5)/10);
    else if(l==5) diam=0.375;
    else if(l>=9 && l<=15) diam=(l-3)*0.1;
    else diam=(l-10)*0.250;
    return diam;
}
double lamina(int k){
    float yd;
    if(k==0) yd=0.050;
    else if(k==1) yd=0.100;
    else if(k>1) yd=0.075+(k*0.025);
    return yd;
}
int main(){

    double Area, prec=132.23, coe=0.7, qr, Vazao, x;
    double qrx[100][100];
    freopen("teste.txt", "r", stdin);
    for(int i=0; i<19; i++){
        for(int j=0; j<28; j++){
        cin >> qrx[i][j];
        }
    }

    for(int i=1; i<31; i++){
        for(int j=0; j<19; j++){
                if(j==0) Area=1.0;
                else Area=1.0+(0.5*j);
                Vazao =(Area*prec*coe)/360;
            qr=Vazao/(pow((i*0.01), 0.5));
            for(int l=0; l<19; l++){
                int c=0;
                for(int k=0; k<28; k++){
                    if(qrx[l][k] >= qr){
                        cout << diametro(l) <<" "; //diametro/lamina dagua;
                        //cout << lamina(k) <<" "; //diametro/lamina dagua;
                        c=1;
                       break;
                    }
                }
                if(c==1) break;
            }
        }
        cout << endl;
    }
    return 0;
}