#include <iostream>
using namespace std;
int main() {
int a;
cin>>a;
switch(a)
{
case 1:{cout<<" Понедельник";break;}
case 2:{cout<<" Вторник";break;}
case 3:{cout<<" Среда";break;}
case 4:{cout<<" Четверг";break;}
case 5:{cout<<"Пятница ";break;}
case 6:{cout<<"Суббота ";break;}
case 7:{cout<<" Воскресенье";break;}
default:cout<<"a";
}
return 0;
}
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