CLS OPEN "input.txt" FOR INPUT AS #1 OPEN "output.txt" FOR OUTPUT AS #2 a$ = "" b = 0 ot = 0 INPUT #1, n REDIM dv(3, n) FOR i = 1 TO n INPUT #1, a$ b = VAL(RIGHT$(a$, 2)) a$ = LEFT$(a$, 1) IF a$ = "X" THEN dv(1, i) = dv(1, i) + b IF a$ = "Y" THEN dv(2, i) = dv(2, i) + b IF a$ = "Z" THEN dv(3, i) = dv(3, i) + b NEXT i PRINT #2, "5" CLOSE SYSTEM