#include <stdio.h>
#include <stdlib.h>
#include <math.h>
int main()
{
    int n,t;
    double time=0;
    scanf("%d",&n);
    for(int i=0;i<n;i++){
        double x,y;
        int people;
        scanf("%lf %lf %d",&x,&y,&people);
        double dis=sqrt(x*x+y*y);
        time+=1.5*people+2*dis/50;
        t=(int) ceil(time);
        printf("%d\n",t);
    }
    return 0;
}