北大OJ1298

#include<iostream>#include<string>using namespace std;int main(){char ch1[11],ch2[201],ch3[201];int i;while(gets(ch1)){if(ch1=="ENDOFINPUT")break;cin.getline(ch2,201);i=0;while(ch2[i]!='\0'){if(ch2[i]<'A'||ch2[i]>'Z'){ch3[i]=ch2[i];i++;continue;}else{if(ch2[i]>='F')ch3[i]=ch2[i]-5;elsech3[i]='Z'+(ch2[i]-'A')-4;i++;}}ch3[i]='\0';cout<<ch3<<endl;     gets(ch1);}    return 0;}