View Compilation Error

0_0_39296807_29580.cpp: In function 'int main()':
0_0_39296807_29580.cpp:24:38: error: 'fabs' was not declared in this scope; did you mean 'labs'?
   24 |                         double res = fabs(time1 - time2);
      |                                      ^~~~
      |                                      labs