Compilare: main.c: In function 'main': main.c:8:37: warning: unused variable 'lmax' [-Wunused-variable] int n, k, i, sc, inc, sf, l, x, lmax, smax; ^~~~ main.c:9:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d%d", &n, &k ); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:14:9: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &x ); ^~~~~~~~~~~~~~~~~~~~~~~ main.c:29:5: warning: 'sf' may be used uninitialized in this function [-Wmaybe-uninitialized] fprintf( fout, "%d %d %d", inc + 1, sf + 1, smax ); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:29:5: warning: 'inc' may be used uninitialized in this function [-Wmaybe-uninitialized]