Compilare: user.cpp: In function ‘void read()’: user.cpp:22:40: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘long unsigned int*’ [-Wformat=] fscanf(in, "%d%d", &A[i], &B[i]); ^ user.cpp:22:40: warning: format ‘%d’ expects argument of type ‘int*’, but argument 4 has type ‘long unsigned int*’ [-Wformat=] user.cpp:20:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &nr_intervale); ^ user.cpp:22:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d", &A[i], &B[i]); ^