/in/foo.cc: In function 'void debug(int)':
/in/foo.cc:81:3: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   for (R int j = 0; j <= 2; ++j)
   ^~~
/in/foo.cc:82:32: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
    cout << w[k].c[i][j] << ' ';cout << endl;}
                                ^~~~