View Compilation Error

0_0_32336968_15409.cpp: In function 'void query(int, int, Node&, long long int&)':
0_0_32336968_15409.cpp:73:19: error: 'dis' was not declared in this scope
             ans = dis
                   ^
0_0_32336968_15409.cpp:73:19: error: expected '}' at end of input
0_0_32336968_15409.cpp:73:19: error: expected '}' at end of input
0_0_32336968_15409.cpp:73:19: error: expected '}' at end of input