View Compilation Error

0_0_20664535_22495.cpp:8:6: error: 'O' does not name a type
 LL L;O
      ^
0_0_20664535_22495.cpp: In function 'void solve()':
0_0_20664535_22495.cpp:24:2: error: 'as' was not declared in this scope
  as=a.size();bs=b.size();
  ^
0_0_20664535_22495.cpp:24:14: error: 'bs' was not declared in this scope
  as=a.size();bs=b.size();
              ^
0_0_20664535_22495.cpp:29:6: error: 'tot' was not declared in this scope
  if (tot<=K) ans=min(ans,(LL)L);
      ^
0_0_20664535_22495.cpp: In function 'void In()':
0_0_20664535_22495.cpp:47:3: error: 'tot' was not declared in this scope
   tot+=c;
   ^