/in/foo.cc: In function 'int main()':
/in/foo.cc:15:43: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
   15 |                 dp[i]=max(dp[i-1],g[k^s[i]+1];
      |                                       ~~~~^~
/in/foo.cc:15:46: error: expected ')' before ';' token
   15 |                 dp[i]=max(dp[i-1],g[k^s[i]+1];
      |                          ~                   ^
      |                                              )