#include
int main()
{void move(int ,int,int);
int n,m,number[20],i;
printf("how many number?");
scanf("%d",&n);
printf("enter %d number:",n);
for(i=0;i<=n-1;i++)
scanf("%d",&number[i]);
printf("how many number u wanto move? ");
scanf("%d",&m);
move(number,n,m);
for(i=0;i<=n-1;i++)
printf("%d\t",number[i]);
return 0;
}
void move(int *p,int n,int m)
{int a[20],i,t;
for(i=0;i<=m-1;i++)
a[i]=(p+n-m+i);
for(t=1;t<=m;t++)
{for(i=n-m-1;i>=0;i--)
(p+i+1)=(p+i);}
for(i=0;i<=m-1;i++)
*(p+i)=a[i];
}
(可以运行,如果输入1 2 3 4 5,m=2,输出的是 4 5 1 2 5)帮忙看一下哪里有问题。。谢谢!!
#include <stdio.h>
int main()
{
void move(int *, int, int);
int n, m, number[20], i;
printf("how many number?");
scanf_s("%d", &n);
printf("enter %d number:", n);
for (i = 0; i <= n - 1; i++)
scanf_s("%d", &number[i]);
printf("how many number u wanto move? ");
scanf_s("%d", &m);
move(number, n, m);
for (i = 0; i <= n - 1; i++)
printf("%d\t", number[i]);
return 0;
}
void move(int *p, int n, int m)
{
for (int i = 0; i < m; i++)
{
int t = *(p + n - 1);
for (int j = n - 2; j >= 0; j--)
{
p[j + 1] = p[j];
}
p[0] = t;
}
}
int main()
{
void move(int* ,int,int);
int n,m,number[20],i;
printf("how many number?");
scanf("%d",&n);
printf("enter %d number:",n);
for(i=0;i<=n-1;i++)
scanf("%d",&number[i]);
printf("how many number u wanto move? ");
scanf("%d",&m);
move(number,n,m);
for(i=0;i<=n-1;i++)
printf("%d\t",number[i]);
return 0;
}
void move(int *p,int n,int m)
{
int a[20],i,t;
for(i=0;i<=m-1;i++)
a[i] = *(p+n-m+i);
for(t=1;t<=m;t++)
{
for(i=n-m-1+(t-1);i>=t-1;i--)
*(p+i+1) = *(p+i);
}
for(i=0;i<=m-1;i++)
*(p+i)=a[i];
}
最后有个循环控制的不对。
move里面的算法写的不对啊
我没用指针写了一个,简单点
#include
int main()
{
int a[10] = {1, 2, 3, 4, 5, 6, 7, 8, 8, 9};
int b[10];
int i;
int m;
scanf("%d", &m);
for (i = 0; i < m; i++)
{
b[i] = a[10 - m + i];
}
for (i = 0; i < 10 - m; i++)
{
b[m + i] = a[i];
}
for (i = 0; i < 10; i++)
{
printf("%d", b[i]);
}
return 0;
}
#include "stdio.h"
void move(int *p,int n,int m)
{
int a[20],i,t,j;
for(i=0,j=0;j<n-m&&i<n;i++)
{
if(i<=m-1)
a[i]=*(p+n-m+i);
else
{
a[i]=*(p+j);
j++;
}
}
for(i=0;i<=n-1;i++)
*(p+i)=a[i];
}
int main()
{
int a;
int n,m,number[20],i;
printf("how many number? ");
scanf("%d",&n);
printf("enter %d number:\n",n);
for(i=0;i<=n-1;i++)
scanf("%d",&number[i]);
printf("how many number u wanto move? ");
scanf("%d",&m);
move(number,n,m);
for(i=0;i<=n-1;i++)
printf("%d\t",number[i]);
scanf("%d",&a);
return 0;
}