View Compilation Error

0_0_14229714_23739.cpp: In function 'bool dfs(ll, ll, int)':
0_0_14229714_23739.cpp:39:16: error: too few arguments to function 'bool dfs(ll, ll, int)'
     dfs(x,y*2-x);
                ^
0_0_14229714_23739.cpp:12:6: note: declared here
 bool dfs(ll x,ll y,int deep)
      ^
0_0_14229714_23739.cpp:40:18: error: too few arguments to function 'bool dfs(ll, ll, int)'
     dfs(x,y*2-x+1);//左
                  ^
0_0_14229714_23739.cpp:12:6: note: declared here
 bool dfs(ll x,ll y,int deep)
      ^
0_0_14229714_23739.cpp:42:20: error: too few arguments to function 'bool dfs(ll, ll, int)'
     dfs((x-1)*2-y,y);
                    ^
0_0_14229714_23739.cpp:12:6: note: declared here
 bool dfs(ll x,ll y,int deep)
      ^
0_0_14229714_23739.cpp:43:22: error: too few arguments to function 'bool dfs(ll, ll, int)'
     dfs((x-1)*2-y+1,y);//y
                      ^
0_0_14229714_23739.cpp:12:6: note: declared here
 bool dfs(ll x,ll y,int deep)
      ^