View Compilation Error

0_0_18901506_1232.cpp:1:2: error: invalid preprocessing directive #unclude
 #unclude<stdio.h>
  ^
0_0_18901506_1232.cpp: In function 'int main()':
0_0_18901506_1232.cpp:6:22: error: 'scanf' was not declared in this scope
   while(scanf("%d",&n)!=EOF)
                      ^
0_0_18901506_1232.cpp:6:25: error: 'EOF' was not declared in this scope
   while(scanf("%d",&n)!=EOF)
                         ^
0_0_18901506_1232.cpp:14:5: error: 'max' was not declared in this scope
     max=a[0];
     ^
0_0_18901506_1232.cpp:23:19: error: 'printf' was not declared in this scope
 printf("%.2lf",ave);
                   ^