Предмет: Информатика, автор: MaryVor

ПОМОГИТЕ!!! ОЧЕНЬ НУЖНО!!! ДАЮ 20 БАЛЛОВ!!!
Придумайте свою цепочку преобразований произвольного числа, такую, чтобы в результате всегда получалось число 7.

Ответы

Автор ответа: petyaGavrikov
1
var x,y:integer;
begin
 readln(x);
y:=(x mod 7)+(x+1) mod 7+(x+2) mod 7+(x+3) mod 7+(x+4) mod 7+(x+5) mod 7+(x+6) mod 7;
writeln(y div 3);
end.

Пример:
19346
7
MaryVor: спасибо большое
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