View Compilation Error

0_0_21615151_4940.cpp: In function 'int main()':
0_0_21615151_4940.cpp:100:27: error: 'dqs' was not declared in this scope
                 query(1,1,dqs,1,pos);
                           ^
0_0_21615151_4940.cpp:106:33: error: cannot convert 'const char*' to 'float' for argument '1' to 'float rintf(float)'
             rintf("%d\n", ans[i]);
                                 ^