Compilare: user.c: In function ‘main’: user.c:14:37: warning: unused variable ‘c’ [-Wunused-variable] int lmax=-1, ap=0, st, dr, nst, c; ^ user.c:14:32: warning: unused variable ‘nst’ [-Wunused-variable] int lmax=-1, ap=0, st, dr, nst, c; ^ user.c:14:28: warning: unused variable ‘dr’ [-Wunused-variable] int lmax=-1, ap=0, st, dr, nst, c; ^ user.c:14:24: warning: unused variable ‘st’ [-Wunused-variable] int lmax=-1, ap=0, st, dr, nst, c; ^ user.c:14:18: warning: unused variable ‘ap’ [-Wunused-variable] int lmax=-1, ap=0, st, dr, nst, c; ^ user.c:14:9: warning: unused variable ‘lmax’ [-Wunused-variable] int lmax=-1, ap=0, st, dr, nst, c; ^ user.c:12:13: warning: unused variable ‘j’ [-Wunused-variable] int i , j; ^ user.c:15:5: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f1,"%d",&cerinta); ^ user.c:16:5: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f1,"%d%d",&n,&k); ^ user.c:20:13: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f1,"%d",&v[i]); ^ user.c:11:20: warning: ‘min’ may be used uninitialized in this function [-Wmaybe-uninitialized] int max=-1, r, min; ^