题解 | 倒置字符串

#include <stdio.h>

int main() {
    char arr1[101] = { 0 };
    gets(arr1);
    //fgets(arr1, 100, stdin);
    int len = strlen(arr1);
    int i = len-1;
    for (i = len-1; i >= 0; i--)
    {
        if (arr1[i] == ' ')
        {
            for (int j = i + 1; j < len; j++)
            {
                printf("%c", arr1[j]);
            }
            len = i;
            printf("%c", arr1[i]);
        }   
    }
    for (i=0; i < len; i++)
    {
        printf("%c", arr1[i]);
    }
    return 0;
}