Compilare: user.cpp: In function ‘void intersect(puncti, puncti, puncti, puncti)’: user.cpp:28: warning: ‘I.punct::x’ may be used uninitialized in this function In file included from /usr/include/string.h:640, from /usr/include/c++/4.4/cstring:45, from user.cpp:4: In function ‘void* memset(void*, int, size_t)’, inlined from ‘int main()’ at user.cpp:128: /usr/include/bits/string3.h:83: warning: call to ‘__warn_memset_zero_len’ declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters /tmp/ccehlUkF.o: In function `main': user.cpp:(.text+0xdb3): warning: memset used with constant zero length parameter; this could be due to transposed parameters