C :

#include<stdio.h>
int main()
{
    printf("*");
    return 0;
}

C++ :

#include<bits/stdc++.h>
using namespace std;
string n;
int main()
{
    //freopen(".in","r",stdin);
    //freopen(".out","w",stdout);
	for(int i=1;i<=1;i++)
		cout<<"*";
    return 0;
}

Pascal :

begin
  writeln('*');
end.