Compilare: user.cpp: In function ‘void nod(int)’: user.cpp:25: warning: comparison between signed and unsigned integer expressions user.cpp:32: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘void lat(int, int)’: user.cpp:59: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘void bifeaza(int, int)’: user.cpp:75: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int main()’: user.cpp:85: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:88: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result