foo.cc: In function 'int main()':
foo.cc:25:9: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
     if(s=w)
        ~^~
foo.cc:5:33: warning: unused variable 'b' [-Wunused-variable]
  int a,i=2,s=0,max[100],d=0,w=0,b;
                                 ^
foo.cc:38:17: warning: 'max[1]' may be used uninitialized in this function [-Wmaybe-uninitialized]
   cout<<max[d]<<' ';
                 ^~~

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