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 f1 = 1 , f2 = 1;
int index,num = 1;
scanf("%d",&index);
if (index > 2)
for(int i = 3 ; i <= index ; i++)
{
num = f1 + f2;
f1 = f2;
f2 = num;
}
printf("%d",num);
return 0;
}
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