原文:
打印。第一个斐波那契数列是:
c
// simple cpp program to print fibonacci
// sequence
#include
using std::cout;
void fib(int n)
{
int a = 0, b = 1, c;
if (n >= 0)
cout << a << " ";
if (n >= 1)
cout << b << " ";
for (int i = 2; i <= n; i ) {
c = a b;
cout << c << " ";
a = b;
b = c;
}
}
// driver code
int main()
{
fib(9);
return 0;
}
java 语言(一种计算机语言，尤用于创建网站)
// simple java program to print
// fibonacci sequence
import java.io.*;
class gfg {
static void fib(int n)
{
int a = 0, b = 1, c;
if (n >= 0)
system.out.print( a " ");
if (n >= 1)
system.out.print( b " ");
for (int i = 2; i <= n; i )
{
c = a b;
system.out.print( c " ");
a = b;
b = c;
}
}
// driver code
public static void main (string[] args)
{
fib(9);
}
}
// this code is contributed by anuj_67.
python 3
# simple python3 program to
# print fibonacci sequence
def fib(n):
a = 0
b = 1
if (n >= 0):
print(a, end=' ')
if (n >= 1):
print(b, end=' ')
for i in range(2, n 1):
c = a b
print(c, end=' ')
a = b
b = c
# driver code
fib(9)
# this code is contributed
# by prasad kshirsagar
c
// simple c# program to print
// fibonacci sequence
using system;
class gfg
{
static void fib(int n)
{
int a = 0, b = 1, c;
if (n >= 0)
console.write( a " ");
if (n >= 1)
console.write( b " ");
for (int i = 2; i <= n; i )
{
c = a b;
console.write( c " ");
a = b;
b = c;
}
}
// driver code
public static void main ()
{
fib(9);
}
}
// this code is contributed by anuj_67.
服务器端编程语言（professional hypertext preprocessor 的缩写）
= 0)
echo $a , " ";
if ($n >= 1)
echo $b , " ";
for ( $i = 2; $i <= $n; $i )
{
$c = $a $b;
echo $c , " ";
$a = $b;
$b = $c;
}
}
// driver code
fib(9);
// this code is contributed by anuj_67.
?>
java 描述语言
output:
0 1 1 2 3 5 8 13 21 34
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