In the FLOWCHART, you LOOP (repeating some command), UNTIL a "Yes" ANSWER allows STOPPING.

Below, we'll do that by STAGES, representing passage from one SUBSTAGE to another by an ARROW. And we'll do a simple problem to avoid work.

HOW HOPPY PERFORMS 4 X 3 = 12.
START Þ LEFT MULTIPLER: 4; RIGHT MUTIPLIER: 3 Þ CONSTRUCT COLUMN EQUAL TO LEFT MULTIPLIER Þ

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IS NUMBER OF COLUMNS EQUAL TO RIGHT MULTIPLIER (3)? Þ NO Þ STACK ANOTHER COPY BESIDE 1ST COLUMN Þ

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IS NUMBER OF COLUMNS EQUAL TO RIGHT MULTIPLIER (3)? Þ NO Þ STACK ANOTHER COPY BESIDE COLUMNS Þ

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IS NUMBER OF COLUMNS EQUAL TO RIGHT MULTIPLER (3)? Þ YES Þ PRINT TABLE NUMBER Þ STOP.