Run ID:5922

提交时间:2024-12-21 10:09:13

#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){ int T; cin>>T; for(int i=1;i<=T;i++){ int n; cin>>n; int a=1,b=2,c;//c是当天,b是前一天,a是前两天 for(int j=3;j<=n;j++){ c=a+b; a=b; b=c; } if(n==2) cout<<b<<endl; if(n==1) cout<<a<<endl; if(n>=3) cout<<c<<endl; } return 0; }