#include <stdio.h>

int main(void) {
    double light_speed = 300000;
    double distance = 149600000;

    double time;
    double time_M;
    double time_S;
    double tmp;

    time = distance / light_speed;
    time_M = time / 60.0;
    tmp = time_M;
    time_S = tmp / 60.0;

        printf("도달시간은 %f분 %f초\n", time_M, time_S);
        return 0;
}