View Compilation Error

0_0_14100263_13549.cpp: In function 'int dfs(int, long long int, int, long long int)':
0_0_14100263_13549.cpp:60:23: error: 'ed' was not declared in this scope
         sum+=dfs(st+1,ed,num,x+1,c*prime[st]);
                       ^
0_0_14100263_13549.cpp:69:23: error: 'ed' was not declared in this scope
         sum+=dfs(st+1,ed,num,x+1,c*prime[st]);
                       ^
0_0_14100263_13549.cpp: In function 'int main()':
0_0_14100263_13549.cpp:100:28: error: too many arguments to function 'int dfs(int, long long int, int, long long int)'
             h=dfs(0,m,l,1,1)+l;
                            ^
0_0_14100263_13549.cpp:44:5: note: declared here
 int dfs(int st,LL num,int x,LL c)
     ^