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cat fac 10 la 1 ×10 la 10 -0la 0-3 la 5 -0 la put 1

Răspuns :

10 x 1000000000-1-9+1=
=100.000.000.000-1-9+1=
=99.999.999.999-9+1=
=99.999.999.990+1=
=99.999.999.991