0_0_39158173_7497.cpp: In function 'void work()': 0_0_39158173_7497.cpp:78:50: error: no match for call to '(abigtree) (long long int, long long int, int)' 78 | printf("%lld\n",line_tree(l+1,r+1,1).ansa); | ~~~~~~~~~^~~~~~~~~~~