Memory not freed:
-----------------
   Address     Size     Caller
0x09a18348      0x5  at 0x1c39f0
0x09a18370      0x5  at 0x1c39f0
0x09a18498     0x10  at ../../../AndreaSterbini/modulo3.c:80
0x09a184b0      0xf  at 0x1c39f0
0x09a184c8     0x10  at ../../../AndreaSterbini/modulo3.c:80
0x09a184e0      0x7  at 0x1c39f0
0x09a184f0     0x10  at ../../../AndreaSterbini/modulo3.c:80
0x09a18508      0x8  at 0x1c39f0