题解 | 斐波那契数列
斐波那契数列
https://www.nowcoder.com/practice/c6c7742f5ba7442aada113136ddea0c3
#include <stdio.h>
int Fibonacci(int n )
{
if(n<=0)return 0;
else if(n<=2)return 1;
int a=1,b=1,c;
for(int i=3;i<=n;i++)
{
c=a+b;
a=b;
b=c;
}
return c;
}
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