#include<iostream>
#include<cstdio>
using namespace std;
int main(){
double a;
cin >> a;
int n = (a+0.5)/1;
int m = (a-0.5)/1;
cout << m << endl;
cout << n;
}
#include<cstdio>
using namespace std;
int main(){
double a;
cin >> a;
int n = (a+0.5)/1;
int m = (a-0.5)/1;
cout << m << endl;
cout << n;
}
/*输出两行，第一行表示a往下取整,第二行表示a往上取整*/
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