Compilare: user.cpp: In function ‘int DESCOMPOSE(int, int)’: user.cpp:41:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(a > 1 && i < Ciur.size()) ^ user.cpp:58:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(b > 1 && i < Ciur.size()) ^ user.cpp:73:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(c > 1 && i < Ciur.size()) ^ user.cpp:53:18: warning: unused variable ‘p’ [-Wunused-variable] int ret = 1, p; ^