Eroare de compilare: main.c:26:5: error: variably modified 'parent' at file scope int parent[NMAX]; ^~~~~~ main.c:27:5: error: variably modified 'preorder' at file scope int preorder[NMAX], asc[NMAX], level[NMAX], inlabel[NMAX], head[NMAX]; ^~~~~~~~ main.c:27:21: error: variably modified 'asc' at file scope int preorder[NMAX], asc[NMAX], level[NMAX], inlabel[NMAX], head[NMAX]; ^~~ main.c:27:32: error: variably modified 'level' at file scope int preorder[NMAX], asc[NMAX], level[NMAX], inlabel[NMAX], head[NMAX]; ^~~~~ main.c:27:45: error: variably modified 'inlabel' at file scope int preorder[NMAX], asc[NMAX], level[NMAX], inlabel[NMAX], head[NMAX]; ^~~~~~~ main.c:27:60: error: variably modified 'head' at file scope int preorder[NMAX], asc[NMAX], level[NMAX], inlabel[NMAX], head[NMAX]; ^~~~ main.c: In function 'preprocess': main.c:81:9: warning: unused variable 'i' [-Wunused-variable] int i; ^ main.c: In function 'main': main.c:108:5: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] freopen("lca.in", "r", stdin); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:109:5: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] freopen("lca.out", "w", stdout); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:111:5: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &q); ^~~~~~~~~~~~~~~~~~~~~ main.c:116:9: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &f); ^~~~~~~~~~~~~~~ main.c:125:9: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &x, &y); ^~~~~~~~~~~~~~~~~~~~~ Non zero exit status: 1