Update main.c, tp4.c, tp4.h, utility.c, utility.h
Deleted v0_rendu/.gitkeep, v0_rendu/mainv0.c, v0_rendu/tp3v0.c, v0_rendu/tp3v0.h, menu.c, tp3.c, tp3.h
Deleted v0_rendu/.gitkeep, v0_rendu/mainv0.c, v0_rendu/tp3v0.c, v0_rendu/tp3v0.h, menu.c, tp3.c, tp3.h