foo.cc: In function 'int main()':
foo.cc:28:15: warning: 'a' may be used uninitialized [-Wmaybe-uninitialized]
   28 |         cout<<a;
      |               ^
foo.cc:6:28: note: 'a' was declared here
    6 |         int n,m,w,cnt,max1,a,j1;
      |                            ^
foo.cc:22:17: warning: 'max1' may be used uninitialized [-Wmaybe-uninitialized]
   22 |                 if(cnt>max1)
      |                 ^~
foo.cc:6:23: note: 'max1' was declared here
    6 |         int n,m,w,cnt,max1,a,j1;
      |                       ^~~~

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