#include <stdio.h>

int main()
{
    double i,j[3]={0.8,1.8,2.8};
    int k=0;
    for(i=0.0;i<=2.01;i=i+0.2){
        j[0]=j[0]+0.2;
        j[1]=j[1]+0.2;
        j[2]=j[2]+0.2;
        for(k=0;k<=2;k++){
            if(i==0.0 || i==1.0 || i>1.8){

                printf("I=%.0lf J=%.0lf\n",i,j[k]);
            }
            else{
                printf("I=%.1lf J=%.1lf\n",i,j[k]);
            }
        }
    }
}