先感谢您。我感谢所有反馈。我是编程新手,正在从事一项根据用户要求的数字打印斐波那契数列的作业。我已经完成了大部分代码,但是剩下的一小部分我很难处理。我希望以表格式输出,但是代码有些问题,并且我没有在输出中获得所有想要的数据。灰色是我的代码,我的输出以及我想要的输出。
#include <stdio.h>
#include <stdlib.h>
int main()
{
int i, n;
int sequence = 1;
int a = 0, b = 1, c = 0;
printf("How many Fibonacci numbers would you like to print?: ");
scanf("%d",&n);
printf("\n n\t\t Fibonacci Numbers\n");
printf(" %d \t\t\t%d\n \t\t\t%d\n ", sequence, a, b);
for (i=0; i <= (n - 3); i++)
{
c = a + b;
a = b;
b = c;
sequence++;
printf("\t\t\t%d\n ", c);
}
return 0;
}
Here is my output:
How many Fibonacci numbers would you like to print?: 8
n Fibonacci Numbers
1 0
1
1
2
3
5
8
13
Here is my desired output:
How many Fibonacci numbers would you like to print?: 8
n Fibonacci Numbers
1 0
2 1
3 1
4 2
5 3
6 5
7 8
8 13
我没有得到所有数据
那是因为你没有打印sequence
中printf()
的中for
环。
printf("\t\t\t%d\n ", c);
甚至在循环前的第二个数字之前for
printf(" %d \t\t\t%d\n \t\t\t%d\n ", sequence, a, b);
尝试对您的代码进行以下更改:
printf(" %d \t\t\t%d\n %d\t\t\t%d\n ", sequence, a, sequence+1, b);
sequence++; //as you've printed 2 values already in above printf
for (i=0; i <= (n - 3); i++)
{
c = a + b;
a = b;
b = c;
printf("%d\t\t\t%d\n ",++sequence, c);
//or do sequence++ before printf as you did and just use sequence in printf
}
样本输入: 5
样本输出:
How many Fibonacci numbers would you like to print?: 5
n Fibonacci Numbers
1 0
2 1
3 1
4 2
5 3
编辑:您可以通过这种方式使用函数...几乎是同一件事:)
#include <stdio.h>
void fib(int n)
{
int i,sequence=0,a=0,b=1,c=0;
printf("\n n\t\t Fibonacci Numbers\n");
printf(" %d \t\t\t%d\n %d\t\t\t%d\n ", sequence, a, sequence+1, b);
sequence++;
for (i=0; i <= (n - 2); i++)
{
c = a + b;
a = b;
b = c;
printf("%d\t\t\t%d\n ",++sequence, c);
}
}
int main()
{
int n;
printf("How many Fibonacci numbers would you like to print?: ");
scanf("%d",&n);
fib(n);
return 0;
}
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