The teacher will mine, in the ground three diamond crosses, in three different places. He will publish their positions coordinates here, in this page.
The students, starting from Mihnea’s house, have to find the crosses. Near every cross, in the ground, they will mine a gold block. The winner is the student who arrive first at the starting place, after he discovered all the crosses.
First cross: 2800 56 -800
Second cross: 2000 56 -500
Third cross: 2400 56 -50