foo.cc: In function 'void sub3::solve()':
foo.cc:98:25: warning: unused variable 'x' [-Wunused-variable]
   98 |                 for(int x,i=1;i<=1e5;i++){
      |                         ^
foo.cc:112:25: warning: unused variable 'x' [-Wunused-variable]
  112 |                 for(int x,i=1;i<=1e5;i++){
      |                         ^
foo.cc:96:21: warning: unused variable 'cnt' [-Wunused-variable]
   96 |                 int cnt=0;
      |                     ^~~

Found 10 testcases.
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