Răspuns :
72-19=53t {in a doua zi}
53-14=39 t (a treia zi)
72+53+39=164t (in total)
53-14=39 t (a treia zi)
72+53+39=164t (in total)
72-19=53t(ina2azi)
53-14=39t(ina3a zi)
72+53+39=164t(in total)
53-14=39t(ina3a zi)
72+53+39=164t(in total)