View Compilation Error

0_0_38771271_246.cpp: In function 'void solve()':
0_0_38771271_246.cpp:23:30: error: expected ';' before 'cout'
   23 |     if(res>=4&&res%2==1)res--
      |                              ^
      |                              ;
   24 | 
   25 |     cout<<res<<endl;
      |     ~~~~