// 大家好——我现在正在测试第1000000000000000000000000000000000000个孪生素数,看看是多少哈哈#include<iostream>#include<cstdio>#include<cstdlib>usingnamespace std;typedef __int128 il;int list[]={2,3,5,7,19,37,53,89,113,9973,1000000007,1000000009};
il ksc(il x, il y, il z){
il xx =1;
il answer = xx * x * y % z;return answer;// if(y == 0) return 0;// il w = ksc(x, y/ 2, z);// w= (w + w) % z;// if(y & 1)// {// w = (w + x) % z;// }// return w;}
il ksm(il x, il y, il z){if(y ==0)return1;
il w =ksm(x, y /2, z);
w=ksc(w, w, z);if(y &1){
w =ksc(w, x, z);}return w;}boolmiller_rabin(il n,il a){
il d = n -1, r =0;while((d &1)==0){
d >>=1;
r ++;}
il x =ksm(a, d, n);if(x==1){returntrue;}for(il i =0; i <r ; i ++){if(x == n -1){returntrue;}
x =ksc(x, x, n);}returnfalse;}boolisprime(il n ){if(n <2)returnfalse;for(int a=0;a<12; a ++){if(n == list[a]){returntrue;}if(n % list[a]==0){returnfalse;}if(!miller_rabin(n, list[a])){returnfalse;}}returntrue;}boolprime(il x){returnisprime(x);}boolryan(__int128 x){returnprime(x)&&prime(x +2);}inline __int128 read(){int s=0,w=1;char ch=getchar();while(ch<'0'||ch>'9'){if(ch=='-')w=-1;ch=getchar();}while(ch>='0'&&ch<='9') s=s*10+ch-'0',ch=getchar();return s*w;}inlinevoidwrite(__int128 x){if(x<0)putchar('-'),x=-x;if(x>9)write(x/10);putchar(x%10+'0');}intmain(){
__int128 x =read();
__int128 cnt =0;
__int128 t;for(__int128 i =3;; i ++){if(ryan(i)){
cnt ++;
t = i;if(cnt == x){write(t);puts("");write(t+2);return0;}}}return0;}