Compilare: main.c: In function 'main': main.c:64:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d\n",&n); ^~~~~~~~~~~~~~~~~~~~ main.c:67:9: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d",&v[i]); ^~~~~~~~~~~~~~~~~~~~~ main.c:69:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d",&k); ^~~~~~~~~~~~~~~~~~ main.c:72:9: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d %d\n",&tip,&val); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~