#include <iostream>
#include <algorithm>
using namespace std;
int a[3];
int main() {
for (int i = 0; i < 3; i ++ ) scanf("%d", &a[i]);
int x = a[0], y = a[1], z = a[2];
sort(a, a + 3);
for (int i = 0; i < 3; i ++ ) printf("%d\n", a[i]);
puts("");
printf("%d\n%d\n%d\n", x, y, z);
return 0;
}