foo.cc: In function ‘int main()’:
foo.cc:32:26: warning: ‘max1’ may be used uninitialized [-Wmaybe-uninitialized]
   32 |         cout<<max2<<" "<<max1;
      |                          ^~~~
foo.cc:5:19: note: ‘max1’ was declared here
    5 |         int a,b,c,max1,max2;
      |                   ^~~~
foo.cc:32:21: warning: ‘max2’ may be used uninitialized [-Wmaybe-uninitialized]
   32 |         cout<<max2<<" "<<max1;
      |                     ^~~
foo.cc:5:24: note: ‘max2’ was declared here
    5 |         int a,b,c,max1,max2;
      |                        ^~~~