Compilare: user.c: In function ‘main’: user.c:9:8: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &n); ^ user.c:12:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &e); ^ user.c:31:9: warning: ‘maxj’ may be used uninitialized in this function [-Wmaybe-uninitialized] fprintf(fout, "%d %d %d", maxi + 1, maxj + 1, 2 * max); ^ user.c:31:9: warning: ‘maxi’ may be used uninitialized in this function [-Wmaybe-uninitialized] user.c:17:7: warning: ‘cndj’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (cndj == i - 1) { ^ user.c:22:13: warning: ‘cndi’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (cndi <= maxi && cndj > maxj) { ^