View Compilation Error

0_0_27424007_28721.cpp: In function 'int main()':
0_0_27424007_28721.cpp:69:54: error: second operand to the conditional operator is of type 'void', but the third operand is neither a throw-expression nor of type 'void'
       c=='U'?Update(s,e,1):printf("%d\n",Query(s,e,1));
                                                      ^