Compilare: user.cpp: In function ‘void adauga(int)’: user.cpp:28: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘void sterge(int)’: user.cpp:61: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int Ap_cuvant(int)’: user.cpp:81: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int Lung_max(int)’: user.cpp:101: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int main()’: user.cpp:119: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:120: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp: In function ‘int Ap_cuvant(int)’: user.cpp:93: warning: control reaches end of non-void function