View Compilation Error

0_0_29926022_7509.cpp:1:2: error: invalid preprocessing directive #incl
 #incl/ude<bits/stdc++.h>
  ^
0_0_29926022_7509.cpp: In function 'bool ok(double)':
0_0_29926022_7509.cpp:14:32: error: 'max' was not declared in this scope
         tep=max(s[i]-v[i]*x,tep)+len[i];
                                ^
0_0_29926022_7509.cpp: In function 'int main()':
0_0_29926022_7509.cpp:22:25: error: 'scanf' was not declared in this scope
     while(~scanf("%d",&n))
                         ^
0_0_29926022_7509.cpp:44:28: error: 'printf' was not declared in this scope
         printf("%.8f\n",ans);
                            ^