/in/foo.cc: In function 'int main()':
/in/foo.cc:13:4: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
    if(xx%10==k)
    ^~
/in/foo.cc:15:7: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
       x=xx%10;
       ^