foo.cc: In function 'int main()':
foo.cc:13:49: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   13 |                         if(b[i]>b[j]||b[i]==b[j]&&a[i]<a[j])
      |                                       ~~~~~~~~~~^~~~~~~~~~~
foo.cc:6:31: warning: unused variable 'cnt' [-Wunused-variable]
    6 |         int a[10005],b[10005],cnt=0,n,k;
      |                               ^~~

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