Compilare: main.c:3:0: warning: ignoring #pragma warning [-Wunknown-pragmas] #pragma warning(disable:4996) main.c: In function 'main': main.c:20:3: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &N); ^~~~~~~~~~~~~~~~~~~ main.c:48:2: warning: ignoring return value of 'system', declared with attribute warn_unused_result [-Wunused-result] system("pause"); ^~~~~~~~~~~~~~~