Time Exceeded
/in/foo.cc: In constructor 'Solution::Solution()':
/in/foo.cc:28:7: warning: unused variable 'people_number' [-Wunused-variable]
int people_number = 2 * N;
^~~~~~~~~~~~~
/in/foo.cc: In constructor 'Solution::Solution()':
/in/foo.cc:28:7: warning: unused variable 'people_number' [-Wunused-variable]
int people_number = 2 * N;
^~~~~~~~~~~~~
