Compilare: user.cpp: In function ‘void Read()’: user.cpp:18:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf ( f, "%d%d", &N, &Q ); ^ user.cpp:21:37: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf ( f, "%d", &v[i][0] ); ^ user.cpp:24:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf ( f, "%d", &v[i][j] ); ^ user.cpp: In function ‘int main()’: user.cpp:99:43: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf ( f, "%d%d%d", &t, &x, &y ); ^ user.cpp: In function ‘int AnsT2(int, int)’: user.cpp:59:36: warning: ‘rez’ may be used uninitialized in this function [-Wmaybe-uninitialized] int st = -ValMax, dr = ValMax, rez; ^