codeforces_1B Spreadsheets

//C++代码
#include<iostream>
#include<string>
#include<cctype>
using namespace std;

int main(){
int n;
cin>>n;
while(n--){
string s;
cin>>s;
int len=s.size(),i=0,j,x,y;
while(isalpha(s[i])) i++;
while(isdigit(s[i]) && i<len) i++;
if(i==len){
x=y=j=0;
while(isalpha(s[j])) y=26*y+(s[j++]-'A'+1);
while(j<len) x=10*x+(s[j++]-'0');
cout<<"R"<<x<<"C"<<y<<endl;
}
else{
x=y=0,j=1;
while(isdigit(s[j])) x=10*x+(s[j++]-'0');
j++;
while(j<len) y=10*y+(s[j++]-'0');
char ch[10];
j=0;
while(y>0){
int z=y%26;
if(z==0){
ch[j]='Z';
y-=26;
}
else ch[j]=char(z+64);
y/=26;
j++;
}
for(i=j-1;i>=0;i--) cout<<ch[i];
cout<<x<<endl;
}
}
return 0;
}

#python2.7
n=input()
S=map(raw_input,['']*n)

for s in S:
ans=''
if s[0]=='R' and s[1].isdigit() and 'C' in s:
i=s.index('C')
m=int(s[i+1:])
while m:
ans=chr(ord('A')+(m-1)%26)+ans
m=(m-1)/26
ans+=s[1:i]
else:
i=m=0
while s[i].isupper():
m=m*26+(ord(s[i])-ord('A')+1)
i+=1
ans='R'+s[i:]+'C'+str(m)
print ans