'BEGIN' 'COMMENT' Loops/Nested - ALGOL60 - 19/06/2018;
  'INTEGER' SEED;
  'INTEGER' 'PROCEDURE' RANDOM(N);
  'VALUE' N; 'INTEGER' N;
  'BEGIN'
    SEED:=(SEED*19157+12347) '/' 21647;
    RANDOM:=SEED-(SEED '/' N)*N+1
  'END' RANDOM;
  'INTEGER' 'ARRAY' A(/1:10,1:10/);
  'INTEGER' I,J;
  SEED:=31569;
  'FOR' I:=1 'STEP' 1 'UNTIL' 10 'DO'
    'FOR' J:=1 'STEP' 1 'UNTIL' 10 'DO'
      A(/I,J/):=RANDOM(20);
  SYSACT(1,6,120);SYSACT(1,8,60);SYSACT(1,12,1);'COMMENT' open print;
  'FOR' I:=1 'STEP' 1 'UNTIL' 10 'DO'
    'FOR' J:=1 'STEP' 1 'UNTIL' 10 'DO' 'BEGIN'
      OUTINTEGER(1,A(/I,J/));
      'IF' A(/I,J/)=20 'THEN' 'GOTO' LAB;
	'END';
LAB:
'END'