foo.cpp:1:1: error: 'include' does not name a type
 include<iostream> include<cstdio>
 ^
foo.cpp: In function 'int main()':
foo.cpp:6:19: error: 'scanf' was not declared in this scope
 scanf("%d%d",&V,&n);
                   ^
foo.cpp:11:29: error: 'max' was not declared in this scope
 f[j]=max(f[j],f[j-v[i]]+v[i]);
                             ^
foo.cpp:12:19: error: 'printf' was not declared in this scope
 printf("%d",V-f[V]);
                   ^