Compilare: main.cpp:9:33: warning: 'maybe_unused' attribute directive ignored [-Wattributes] [[maybe_unused]]int poz[1 + nmax] ; ^ main.cpp:10:33: warning: 'maybe_unused' attribute directive ignored [-Wattributes] [[maybe_unused]]int ans[1 + nmax] ; ^ main.cpp: In function 'int main()': main.cpp:31:26: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &n) ; ^ main.cpp:33:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d ", v + i) ; ^