#import<cstdio>
int h,w,p,i,j;char t[0xFFFFF];int main(){scanf("%d%d",&h,&w);for(;i<h;scanf("%s",t+i++*w));for(;t[j];j++)if(t[j]&16)p=i;while(t[(p+=(++p%w)?w:0)%=j]&8);printf(t[p]&4?"loop":"%d %d",p/w?:h,p%w?:w);}