"尚学堂杯"哈尔滨理工大学第七届程序设计竞赛——Hrbust2330 Final Ugly English

Final Ugly English
Time Limit: 1000 MS Memory Limit: 32768 K
Total Submit: 52(15 users) Total Accepted: 19(15 users) Rating: Special Judge: No
Description
ACM twist-toy encountered such a problem in the work, this article, to ensure that this article only lowercase letters

and spaces, please send the articles in each word inverted output, such as “hello world this is an competition”. You

should output “olleh dlrow siht si na noititepmoc”.

Input
A group of data, each line of data input from the lower case letters and spaces of the article, the length of not more than one thousand

Output
Output a line for each word after the reversal of the article.
Sample Input
hello world this is an competition
Sample Output
olleh dlrow siht si na noititepmoc

大概意思就是直接调转每个单词

#include<stdio.h>
#include<string.h>
int main()
{
    char a[1008],b[1008];
    int i;
    while(gets(a))
    {
        int n=strlen(a);
        int flag=0;
        for(i=0; i<n; i++)
        {
            if(a[i]!=' ')
            {
                b[flag++]=a[i];
            }
            else///再次遇到空格的时候，因为flag被初始化为0了，且遇到单词字母前不会再增加
            {
                for(int j=flag-1; j>=0; j--)
                {
                    printf("%c",b[j]);
                }
                flag=0;
                printf("%c",a[i]);///把空格输出来
            }
        }
        for(i=flag-1; i>=0; i--)///最后一个单词
        {
            printf("%c",b[i]);
        }
        printf("
");
    }
    return 0;
}