Uva 102:

 #include<stdio.h>
int main()
{
    char str[7][4]={"BCG","BGC","CBG","CGB","GBC","GCB"};
    int a[7][4]={{1,3,2},{1,2,3},{3,1,2},{3,2,1},{2,1,3},{2,3,1}};
    int input[4][4];
    long i,j,total,max,max_i,temp;
    while(scanf("%d",&input[1][1])==1)
    {
        total=0;
        total+=input[1][1];
        for (j=2 ; j<=3 ; j++)
        {
            scanf("%d",&input[1][j]);
            total+=input[1][j];
        }
        for(i=2;i<=3;i++)
        {
            for(j=1;j<=3;j++)
            {
                scanf("%d",&input[i][j]);
                total+=input[i][j];
            }
        }
        max=2147483647;
        for(i=0;i<6;i++)
        {
            temp=total-input[1][a[i][0]]-input[2][a[i][1]]-input[3][a[i][2]];
            if(max>temp)
            {
                max=temp;
                max_i=i;
            }
        }
        printf("%s %ld\n",&str[max_i],max);
    }
    return 0;
}