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gaseste nr naturale de trei cifre in care cifra unitatilor sa fie egala cu diferenta dintre cifra sutelor si cea a unitatilor

Răspuns :

211,221,231,241,251,261,271,281,291,412,422,432,442,452,462,472,482,492,613,623,633,643,653,663,673,683,693,804,814,824,834,844,854,864,874,884,894