/in/foo.cc: In function 'int BigInteger(int)':
/in/foo.cc:27:4: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
    while (!nums[lenl-1])
    ^~~~~
/in/foo.cc:29:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'while'
     for (int p = 0; p < lenl; p++)
     ^~~