View Compilation Error

0_0_39322377_24552.cpp: In function 'int main()':
0_0_39322377_24552.cpp:36:55: error: 'pow' was not declared in this scope
   36 |                 q[m].x = i, q[m].y = j, q[m].w = sqrt(pow(xx[i] - xx[j], 2) + pow(yy[i] - yy[j], 2));
      |                                                       ^~~
0_0_39322377_24552.cpp:36:50: error: 'sqrt' was not declared in this scope
   36 |                 q[m].x = i, q[m].y = j, q[m].w = sqrt(pow(xx[i] - xx[j], 2) + pow(yy[i] - yy[j], 2));
      |                                                  ^~~~