for eg i found these strumming patterns 4 roobaroo ddu ddu dudu D_DUUDUD i understand what u and d mean but wais with those space and underscore? or Roobaroo ..RDB like 1....^^v^^v^V==== for A chord 2....V--^v^v^===== for D chord how do i play this? or 1 1 12 12 12 wat r 1 and 2 kindly help.......
