【经典C程序】给出的字符串排字母序_c语言字母排序编程

vim alpha_order.c

#include <stdio.h>
#include <string.h>

int main(void)
{

        int i, j, num;
        char name[20][20], t_name[15][10], temp[20];

        printf("Please enter how many number of names to be sorted in alphabetical order.\n");
        scanf("%d", &num);

        printf("Please enter %d names one by one\n", num);

        for (i = 0; i < num; i++)
        {
                scanf("%s", name[i]);
                strcpy(t_name[i], name[i]);
        }

        for (i = 0; i < num - 1; i++)
        {
                for (j = i + 1; j < num; j++)
                {
                        if(strcmp(name[i], name[j]) > 0)
                        {
                                strcpy(temp, name[i]);
                                strcpy(name[i], name[j]);
                                strcpy(name[j], temp);
                        }


                }
        }

        printf("Names before sorting in alphaetical order\n");
        for (i = 0; i < num; i++)
        {
                printf("%s      ", t_name[i]);
        }
        printf("\n");

        printf("Names after sorting in alphaetical order:\n");
        for (i = 0; i < num; i++)
        {
                printf("%s      ", name[i]);
        }

        printf("\n");

        return 0;
}

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Please enter how many number of names to be sorted in alphabetical order.
5
Please enter 5 names one by one
one two three four five
Names before sorting in alphaetical order
one     two     three   four    five
Names after sorting in alphaetical order:
five    four    one     three   two
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