Compilare: user.cpp: In function ‘int main()’: user.cpp:38:15: warning: unused variable ‘x’ [-Wunused-variable] int n, k, x, st, dr, mx = -30005; ^ user.cpp: In function ‘void citire()’: user.cpp:18:25: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fgets(s, 3500000, f); ^ user.cpp: In function ‘int main()’: user.cpp:56:23: warning: ‘dr’ may be used uninitialized in this function [-Wmaybe-uninitialized] g << st << " " << dr << " " << mx << "\n"; ^ user.cpp:56:10: warning: ‘st’ may be used uninitialized in this function [-Wmaybe-uninitialized] g << st << " " << dr << " " << mx << "\n"; ^