Compilare: main.c: In function 'main': main.c:41:20: warning: suggest parentheses around '+' inside '<<' [-Wparentheses] n=1<<log(n)+1; // rotunjesc la urmatoarea putere ^ main.c:37:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &n, &q); ^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:43:9: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &x); ^~~~~~~~~~~~~~~~~~~~~ main.c:47:9: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d%d", &key, &x, &y); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~