#include <stdio.h>
#include <math.h>
int main() {

    int n,h,h2,h3=0,ok,h4,size=0;
    int A[100000][3];//r,c,art(0..R23C55 Ausgabe; 1...BC23 Ausgabe
    char T[15];
    char R,C,dummy;
    int r,c;
    scanf("%d",&n);
    getchar();
//Einlesen
    for(h=0; h<n; h++) {
        for(h4=0; h4<15; h4++)T[h4]='-';
        size=0;
        while((dummy=getchar())!='\n') {
            T[size]=dummy;
            size++;
        }
        ok=sscanf(T,"%c%d%c%d",&R,&r,&C,&c);
        if(ok==4 && R=='R' && C=='C') {
            A[h][0]=r;
            A[h][1]=c;
            A[h][2]=1;
        } else {
            A[h][2]=0;
            //printf(";;;;;%d-%d\n",size,'-');
            for(h2=size-1; h2>=0; h2--) {
                if(T[h2]!='-'&&T[h2]!='\n') {
                    if(T[h2]<='9'&&T[h2]>='0') {
//                            printf("ah1: %d h2: %d, h3: %d, T[h2]:%c\n",A[h][0],h2,h3,T[h2]);
                        A[h][0]+=(T[h2]-'0')*(int)pow(10,h3);
//                            printf("\t%d-%d\n",(T[h2]-'0')*(int)pow(10,h3),(int)pow(10,h3));
                        h3++;
                        if(T[h2-1]>'9')h3=0;
                    }
                    if(T[h2]>'9') {
//                            printf(";ah1: %d h2: %d, h3: %d, T[h2]:%c\n",A[h][1],h2,h3,T[h2]);
//                            printf("\t%d\n",(T[h2]-'A'+1)*(int)pow(26,h3));
                        A[h][1]+=(T[h2]-'A'+1)*(int)pow(26,h3);
                        h3++;
                    }
                }
            }
        }
    }
//Ausgeben
    //printf("......%d - %d\n",A[0][0],A[0][1]);
    //printf("......%d - %d\n",A[1][0],A[1][1]);
    for(h=0; h<n; h++) {
        if(h>0)putchar('\n');
        if(A[h][2]) {

            while(A[h][1]>26) {
                printf("%c",A[h][1]/26+'A'-1);
                A[h][1]%=26;
            }
            printf("%c",A[h][1]+'A'-1);
            printf("%d",A[h][0]);
        } else {
            printf("R%dC%d",A[h][0],A[h][1]);
        }
    }
    return 0;
}