countingSundays(1943, 1946)
should return 6.
testString: assert.strictEqual(countingSundays(1943, 1946), 6, 'countingSundays(1943, 1946)
should return 6.');
- text: countingSundays(1995, 2000)
should return 10.
testString: assert.strictEqual(countingSundays(1995, 2000), 10, 'countingSundays(1995, 2000)
should return 10.');
- text: countingSundays(1901, 2000)
should return 171.
testString: assert.strictEqual(countingSundays(1901, 2000), 171, 'countingSundays(1901, 2000)
should return 171.');
```