Borderou de evaluare (job #313382)

Compilare: user.c: In function ‘main’: user.c:40:16: warning: variable ‘rad’ set but not used [-Wunused-but-set-variable] user.c:45:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:47:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:61:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result]