Borderou de evaluare (job #385290)

Compilare: user.c: In function ‘main’: user.c:54:5: warning: implicit declaration of function ‘abs’ [-Wimplicit-function-declaration] user.c:20:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:21:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:27:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:33:13: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result]