Compilare: user.cpp: In function ‘void afisare(unsigned int)’: user.cpp:37:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] FOR(i,0,m.size()-1) ^ user.cpp:4:36: note: in definition of macro ‘FOR’ #define FOR(i,a,b) for(int i=a; i<=b; i++) ^ user.cpp: In function ‘int determina_trapeze()’: user.cpp:66:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (i < m.size()) ^ user.cpp:69:46: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(m[j] == m[j - 1] && j < m.size()) ^ user.cpp:64:18: warning: unused variable ‘t’ [-Wunused-variable] unsigned k=0,t; ^