/in/foo.cc: In function 'int main()':
/in/foo.cc:5:19: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
 #define go(i,a,b) for(int i=a;i<=b;i++)
                   ^
/in/foo.cc:32:5: note: in expansion of macro 'go'
     go(i,rock[m],rock[m]+T)
     ^~
/in/foo.cc:34:2: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
  end:cout<<ans;
  ^~~