23 lines
776 B
Text
23 lines
776 B
Text
BEGIN # read a sequence of integers, terminated by 99999 and output their average #
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INT end value = 99999;
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INT sum := 0;
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INT count := 0;
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BOOL invalid value := FALSE;
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on value error( stand in, ( REF FILE f )BOOL: invalid value := TRUE );
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WHILE
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INT n := 0;
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WHILE
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print( ( "Enter rainfall (integer) or ", whole( end value, 0 ), " to quit: " ) );
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read( ( n, newline ) );
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invalid value
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DO
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print( ( "Invalid input, please enter an integer", newline ) );
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invalid value := FALSE
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OD;
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n /= end value
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DO
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sum +:= n;
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count +:= 1;
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print( ( "New average: ", fixed( sum / count, -12, 4 ), newline ) )
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OD
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END
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