Compilare: main.c: In function 'main': main.c:10:3: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&n,&m); ^~~~~~~~~~~~~~~~~~~~~~~~ main.c:12:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&h[i]); ^~~~~~~~~~~~~~~~~~~~~~ main.c:15:3: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&q); ^~~~~~~~~~~~~~~~~~~ main.c:18:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d%d%d",&a,&b,&c,&d); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~