函數數組的綜合應用

#include <stdio.h>#define N 50int a[N];int qw(int n){   int i;    a[1]=1;    a[0]=1;   for(i=0;i<=n;i++){   a[i+2]=a[i]+a[i+1];}    return a[n-1];}int main(void){int x; int m; scanf("%d",&x); m=qw(x); printf("%d\n",m);return 0;}