foo.cpp:1:1: error: 'include' does not name a type
 include<cstdio> include<iostream> include<algorithm> include<cmath> include<cstring> include<string>
 ^
foo.cpp: In function 'int main()':
foo.cpp:12:27: error: 'memset' was not declared in this scope
 memset(zhao,0,sizeof(zhao));
                           ^
foo.cpp:13:1: error: 'cin' was not declared in this scope
 cin>>n;
 ^
foo.cpp:15:19: error: 'sort' was not declared in this scope
 sort(yu, yu+n, cmp);
                   ^
foo.cpp:33:1: error: 'cout' was not declared in this scope
 cout<<aa;
 ^