foo.cc: In function 'int FindMaxNeg(int*, int)':
foo.cc:4:13: warning: unused variable 'ii' [-Wunused-variable]
    4 |         int ii,max,i,k=0;
      |             ^~
foo.cc:19:16: warning: 'max' may be used uninitialized [-Wmaybe-uninitialized]
   19 |         return max;
      |                ^~~
foo.cc:4:16: note: 'max' was declared here
    4 |         int ii,max,i,k=0;
      |                ^~~

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