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June 2018 Update

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Ingy döt Net 2018-06-22 20:57:24 +00:00
parent ba8067c3b7
commit 22f33d4004
5278 changed files with 84726 additions and 14379 deletions
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18
Task/Chinese-remainder-theorem/Sidef/chinese-remainder-theorem.sidef
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@ -1,18 +1,20 @@
func mul_inv(a, b) {
b == 1 && return 1;
var (b0, x0, x1) = (0, 0, 1);
b == 1 && return 1
var (b0, x0, x1) = (0, 0, 1)
while (a > 1) {
(a, b, x0, x1) = (b, a % b, x1 - x0*int(a / b), x0);
};
x1 < 0 ? x1+b0 : x1;
(a, b, x0, x1) = (b, a % b, x1 - x0*int(a / b), x0)
}
x1 < 0 ? x1+b0 : x1
}
func chinese_remainder(*n) {
var N = n«*»;
var N = n«*»
func (*a) {
n.range.map { |i|
var p = int(N / n[i]);
a[i] * mul_inv(p, n[i]) * p;
var p = int(N / n[i])
a[i] * mul_inv(p, n[i]) * p
}.sum
}
}
say chinese_remainder(3, 5, 7)(2, 3, 2)