POJ 1298 The Hardest Problem Ever

 1 #include<stdio.h>
 2 #include<string.h>
 3 #include<stdlib.h>
 4 int main()
 5 {
 6     char s1[110];
 7     char s2[15];
 8     int i,n;
 9     while(1)
10     {
11         gets(s2);
12         if(strcmp(s2,"ENDOFINPUT")==0)
13         break;
14         else if(strcmp(s2,"START")==0)
15         {
16             gets(s1);
17             n=strlen(s1);
18             for(i=0;i<n;i++)
19             {
20                 if(s1[i]>='A'&&s1[i]<='Z')
21                 {
22                     s1[i]='A'+(s1[i]-'A'-5+26)%26;
23                 }
24             }
25         }
26         else if(strcmp(s2,"END")==0)
27         printf("%s\n",s1);
28     }
29     system("pause");
30     return 0;
31 }
32          

posted on 2012-08-03 14:56  mycapple  阅读(281)  评论(0编辑  收藏  举报

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