/in/foo.cc: In function 'void dfs(int, int, int)':
/in/foo.cc:33:3: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   if(could)dfs(now+1,eat,waste);return;
   ^~
/in/foo.cc:33:33: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
   if(could)dfs(now+1,eat,waste);return;
                                 ^~~~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:36:11: warning: unused variable 'start' [-Wunused-variable]
   clock_t start = clock();
           ^~~~~