猫史档案馆

//抄就行了////助你"AC" imgsrc="https://static.codemao.cn/emoji/codemao/%E7%BC%96%E7%A8%8B%E7%8C%AB_%E5%8A%A0%E6%B2%B9.gif"alt="emotion_编程猫_加油"#include<iostream>#include<cstdio>#include<cstdlib>usingnamespacestd;intb[10001];intnow;intn;voidfind(inta){for(inti=3;i<=a;i++){for(intj=2;j<i;j++){if(i%j==0)break;elseif(j==i-1&&i%j!=0){b[now]=i;now++;break;}}}for(inti=0;i<now;i++){if(b[i+1]-b[i]==2){cout<<b[i]<<""<<b[i+1];cout<<endl;}}}intmain(){cin>>n;if(n<5)cout<<"喵";elsefind(n);return0;}