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Nílton Corrêa de Sousa

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71. Brian Macpherson 176
72. Chu Đức Tuyển 174
73. Nílton Corrêa de Sousa 173
74. Norie Buenavista 171
75. Rasoul Jafari 171
last 3 solved tasks
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.
If 719c6 - 435a4 = ab3ba find number abc. Multiple solutions may exist.
NUMBERMANIA: Calculate the number 6920 using numbers [2, 4, 6, 2, 98, 841] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

Ronald E. McNair

Born 21 Oct 1950; died 28 Jan 1986 at age 35.Ronald E(rwin) McNair was an American physicist and astronaut who was the second African American to fly in space.He had been fascinated by space since childhood, when as early as in elementary school he talked about the Sputnik satellite. McNair was nationally recognized for his work in the field of laser physics, including chemical and high-pressure lasers. In 1978, he was one of 35 applicants selected from a pool of 10,000 for NASA's space shuttle program. He was assigned as a mission specialist on the Feb 1984 flight of the shuttle Challenger, during which he orbited the earth 122 times. Sadly, on his second trip, on the morning of 28 Jan 1986, McNair with six other crew members died in an explosion shortly after launching aboard the Challenger.

A complete idiot

I'm not a complete idiot….Some parts are missing.
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