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2 changes: 1 addition & 1 deletion .github/workflows/nim_test.yml
Original file line number Diff line number Diff line change
Expand Up @@ -20,7 +20,7 @@ jobs:
- macos-latest
- windows-latest
nim-version:
- '2.0.8'
- '2.2.2'

steps:
- uses: actions/checkout@v4
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14 changes: 7 additions & 7 deletions maths/modular_inverse.nim
Original file line number Diff line number Diff line change
Expand Up @@ -56,15 +56,15 @@ when isMainModule:
check modularInverse(tc.a, tc.modulus).get() == tc.inv

test "No inverse when modulus is 1":
check modularInverse(0, 1).is_none()
check modularInverse(1, 1).is_none()
check modularInverse(-1, 1).is_none()
check modularInverse(0, 1).isNone()
check modularInverse(1, 1).isNone()
check modularInverse(-1, 1).isNone()

test "No inverse when inputs are not co-prime":
check modularInverse(2, 4).is_none()
check modularInverse(-5, 25).is_none()
check modularInverse(0, 17).is_none()
check modularInverse(17, 17).is_none()
check modularInverse(2, 4).isNone()
check modularInverse(-5, 25).isNone()
check modularInverse(0, 17).isNone()
check modularInverse(17, 17).isNone()

randomize()
const randomTestSize = 10
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