L’entrada consisteix en diversos parells de naturals.
Sortida
Per a cada parell
,
escriviu un rectangle de mida
ple de
’s.
Separeu dos rectangles amb una línea en blanc.
About statements
The official statement of a problem is always the one
in the PDF document. The HTML version of the statement
is also given to help you, but may contain some content
that is not well displayed. In case of doubt, always use the PDF.