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added Cartesian product

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Simon Hafner
2014-01-30 02:07:21 -06:00
parent 47e2999fec
commit ac0f15379c
2 changed files with 41 additions and 0 deletions
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tests/stdlib/talgorithm.nim Normal file
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import unittest
suite "product":
test "a simple case of one element":
check product(@[@[1,2]]) == @[@[1,2]]
test "two elements":
check product(@[@[1,2], @[3,4]]) == @[@[2,4],@[1,4],@[2,3],@[1,3]]
test "three elements":
check product(@[@[1,2], @[3,4], @[5,6]]) == @[@[2,4,6],@[1,4,6],@[2,3,6],@[1,3,6], @[2,4,5],@[1,4,5],@[2,3,5],@[1,3,5]]