题解 | #单词倒排#

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

int main()
{
    char l;
    char arr1[1000][22] = {0};//存储数组
    int i = 0;
    int r = 0;
    int c = 0;
    while((l = getchar())!=EOF)//从缓冲区读取字符
    {
        if(l>='a'&&l<='z'||l>='A'&&l<='Z')
        {
            arr1[r][c++] = l;//存入字符
        }
        else 
        {
            r++;//存储下一组单词
            c = 0;
        }
    }
    for(i = r-1;i>=0;i--)
    {
        printf("%s ",arr1[i]);//从后往前输出单词
    }
    return 0;
}