arbore.cpp:5: array size missing in `v' arbore.cpp:5: array size missing in `t' arbore.cpp: In function `int main()': arbore.cpp:7: `m' undeclared (first use this function) arbore.cpp:7: (Each undeclared identifier is reported only once for each function it appears in.) arbore.cpp:12: `x' undeclared (first use this function) arbore.cpp:12: `y' undeclared (first use this function)