COMMENT ā VALID 00002 PAGES C REC PAGE DESCRIPTION C00001 00001 C00002 00002 DOUBLE PRECISION X C00003 ENDMK Cā; DOUBLE PRECISION X N=0 ACCEPT 1,X 1 FORMAT(F1.6) 2 IF (X .GT. 2) GO TO 20 N = N+1 X = X**X GO TO 2 20 TYPE 3,N 3 FORMAT(I10) STOP END