Compilare: user.c:6:5: warning: conflicting types for built-in function ‘exp’ [enabled by default] int exp(int base, int exp) { ^ user.c: In function ‘main’: user.c:28:15: warning: unused variable ‘b’ [-Wunused-variable] int i, a, b, s, n; ^ user.c:28:12: warning: unused variable ‘a’ [-Wunused-variable] int i, a, b, s, n; ^ user.c:30:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d ",&tsk); ^ user.c:31:10: warning: ignoring return value of ‘fgets’, declared with attribute warn_unused_result [-Wunused-result] fgets(str, 100001, fin); ^