C语言:在主函数中输入十个等长的字符串。用另一函数对它们排序,然后在主函数输出这10个已排好序的字符串。
(1)用字符型二维数组
#include <stdio.h>
#include <string.h>
int main()
{void sort(char s[][6]);int i;char str[10][6];printf("input 10 strings:\n");for (i=0;i<10;i++)scanf("%s",str[i]);sort(str);printf("Now,the sequence is:\n");for (i=0;i<10;i++)printf("%s\n",str[i]);return 0;
}void sort(char s[10][6])
{int i,j;char *p,temp[10];p=temp;for (i=0;i<9;i++)for (j=0;j<9-i;j++)if (strcmp(s[j],s[j+1])>0){strcpy(p,s[j]);strcpy(s[j],s[+j+1]);strcpy(s[j+1],p);}
}
(2)用指向一维数组的指针作函数参数
#include <stdio.h>
#include <string.h>
int main()
{void sort(char (*p)[6]);int i;char str[10][6];char (*p)[6];printf("input 10 strings:\n");for (i=0;i<10;i++)scanf("%s",str[i]);p=str;sort(p);printf("Now,the sequence is:\n");for (i=0;i<10;i++)printf("%s\n",str[i]);return 0;}void sort(char (*s)[6])
{int i,j;char temp[6],*t=temp;for (i=0;i<9;i++)for (j=0;j<9-i;j++)if (strcmp(s[j],s[j+1])>0){strcpy(t,s[j]);strcpy(s[j],s[+j+1]);strcpy(s[j+1],t);}
}
运行结果: