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What a winning combination?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.

Correct answers: 30

The first user who solved this task is Nílton Corrêa De Sousa.

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HAPPY FATHERS DAY

HAPPY FATHERS DAY - I love my dad

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First U.S. railroad suspension bridge

In 1855, the first U.S. suspension bridge was crossed by its first train. Started in 1853, and completed in 1854, the suspension bridge spanned the gorge at Niagara Falls, New York. The bridge construction was started by Charless Ellet, and taken over by John Augustus Roebling, who finished it. Its span was 825-ft, comprising a lower 15-ft wide highway deck, and an upper 24-ft wide deck for the railroad. The upper deck stood 245-ft above the high water level below it.«

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