Compilare: main.c: In function 'main': main.c:26:23: warning: unused variable 'nrd' [-Wunused-variable] int a, b, t, i, d, nrd; ^~~ main.c:26:20: warning: unused variable 'd' [-Wunused-variable] int a, b, t, i, d, nrd; ^ main.c:27:3: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &t ); ^~~~~~~~~~~~~~~~~~~~~~~ main.c:29:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d %d", &a, &b ); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~