View Compilation Error

0_0_33829990_10840.cpp: In function 'void dfs(int, int)':
0_0_33829990_10840.cpp:72:2: error: expected ';' before 'f'
  f[now]=max(f[now],ans2);
  ^
0_0_33829990_10840.cpp:73:6: error: 'i' was not declared in this scope
  rep(i,0,size-1){
      ^
0_0_33829990_10840.cpp:73:16: error: 'rep' was not declared in this scope
  rep(i,0,size-1){
                ^