Borderou de evaluare (job #34652)

Compilare: user.c: In function ‘main’: user.c:15:1: warning: suggest parentheses around arithmetic in operand of ‘^’ [-Wparentheses] user.c:15:1: warning: suggest parentheses around arithmetic in operand of ‘^’ [-Wparentheses] user.c:15:17: warning: multi-character character constant [-Wmultichar] user.c:15:1: warning: suggest parentheses around arithmetic in operand of ‘^’ [-Wparentheses] user.c:18:1: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘int *’ [-Wformat] user.c:5:13: warning: variable ‘u’ set but not used [-Wunused-but-set-variable] user.c:7:7: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result]