/in/foo.cc: In function 'int main()':
/in/foo.cc:30:3: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   if(cnt==0 && sum==0)
   ^~
/in/foo.cc:34:4: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
    x1++;
    ^~