Random number 1..5 to 1..7 int rand7() { int x = 22; while( x > 21) x = rand5() + 5*rand5() - 5; int...

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Random number 1..5 to 1..7

int rand7()

{

int x = 22;

while( x > 21)

x = rand5() + 5*rand5() - 5;

int r = 1 + (x % 7);

return r;

}

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Random number 1..5 to 1..7

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