题解 | 牛牛学数列5
牛牛学数列5
https://www.nowcoder.com/practice/6db6674518a9456198c166bcd0d2aaa1
#include <stdio.h>
int main() {
int n,i;
int F1=1,F2=1,F;
scanf("%d",&n);
if(n==1||n==2)
{
printf("1\n");
}
else
{
for (i=3;i<=n;i++)
{
F=F1+F2;
F1=F2;
F2=F;
}
printf("%d\n",F);
}
return 0;
}
