已知数列:1,1,2,3,5,8,13,21,34,.求第 50 个数值,并用C#写出算法?
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![已知数列:1,1,2,3,5,8,13,21,34,.求第 50 个数值,并用C#写出算法?](/uploads/image/z/1666810-10-0.jpg?t=%E5%B7%B2%E7%9F%A5%E6%95%B0%E5%88%97%EF%BC%9A1%2C1%2C2%2C3%2C5%2C8%2C13%2C21%2C34%2C.%E6%B1%82%E7%AC%AC+50+%E4%B8%AA%E6%95%B0%E5%80%BC%2C%E5%B9%B6%E7%94%A8C%EF%BC%83%E5%86%99%E5%87%BA%E7%AE%97%E6%B3%95%3F)
已知数列:1,1,2,3,5,8,13,21,34,.求第 50 个数值,并用C#写出算法?
已知数列:1,1,2,3,5,8,13,21,34,.求第 50 个数值,并用C#写出算法?
已知数列:1,1,2,3,5,8,13,21,34,.求第 50 个数值,并用C#写出算法?
#include
int main(int argc,char * argv[])
{
int a =f(50);
printf("The fifty number is %d\n",a);
return 0;
}
int f(int x)
{
if (x==1||x==2)
return 1;
else
return (f(x-1)+f(x-2));
}