25 lines
464 B
Plaintext
25 lines
464 B
Plaintext
include "$/io.zr"
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include "$/containers.zr"
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func multiply[n: Array, x: i64] : void
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carry := 0
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for i in 0..n->size
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prod : i64 = n->nth(i) * x + carry
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n->set(i, prod % 10)
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carry = prod / 10
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while carry > 0
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n->push(carry % 10)
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carry = carry / 10
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func main[] : i64
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n := [1]
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for i in 2..101
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multiply(n, i)
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sum := 0
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for i in 0..n->size
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sum += n->nth(i)
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io.println_i64(sum)
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