Compilare: user.c: In function ‘main’: user.c:120:14: warning: unused variable ‘min2’ [-Wunused-variable] int min1,min2; ^ user.c:120:9: warning: unused variable ‘min1’ [-Wunused-variable] int min1,min2; ^ user.c:18:12: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&n); ^ user.c:19:12: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&k1); ^ user.c:20:12: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&k2); ^ user.c:21:12: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&l1); ^ user.c:22:12: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&c1); ^ user.c:23:12: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&l2); ^ user.c:24:12: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&c2); ^ user.c:30:20: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%hi",&a[i][j]); ^