COMMENT ā VALID 00002 PAGES C REC PAGE DESCRIPTION C00001 00001 C00002 00002 program nd(output) C00003 ENDMK Cā; program nd(output); var r,c:integer; begin for r:=0 to 10 do begin for c:=1 to 15 do if c<=5 then write('A') else if c>=11 then write('B') else if c >=6+r then write('C') else write('D'); writeln end end.