Compilare: user.cpp: In function ‘void Read()’: user.cpp:44:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &p); ^ user.cpp:45:82: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d %d %d %d %d %d %d", &m, &n, &v, &xNord, &xSud, &yVest, &yEst); ^ user.cpp:56:49: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &fieldCosts[i][j]); ^