每日打卡5

5.兔子产子问题

#include<bits/stdc++.h>

using namespace std;

#define int long long

int n;

signed main(){

int rab1,rab2,rab;

cin>>rab1>>rab2;

cout<<"            "<<rab1<<"            "<<rab2<<endl;

for(int i=0;i<30;i++){

rab=rab1+rab2;

cout<<"            "<<rab<<endl;

if(i%4==0)

cout<<\n<<endl;       //4个一换行

rab1=rab2;

rab2=rab;

}

}