if ((hash1 & (1 << k)) == (hash2 & (1 << k))) {
            same[k] += 1;
          } else {
            diff[k] += 1;
          }
        }
      }
      // measure probability and assert it's within margin of error
      for (int j = 0; j < hashBits; j++) {
        double prob = (double) diff[j] / (double) (diff[j] + same[j]);
        assertThat(prob).isWithin(epsilon).of(0.50d);
      }
    }
  }

  /**

		}
		nano := t.UnixNano()
		if group > 0 {
			for k := range timeOccurrenceMap {
				if k == nano {
					// We add to ourself later
					continue
				}
				diff := k - nano
				if diff < 0 {
					diff = -diff
				}
				// We are within the limit
				if diff < groupNano {
					timeOccurrenceMap[k]++
				}
			}
		}
		// Add ourself...
		timeOccurrenceMap[nano]++
	}

    Multiset<String> ms2 = HashMultiset.create(asList("a", "b", "b", "b"));
    Multiset<String> diff = difference(ms1, ms2);
    assertThat(diff).contains("a");
    assertEquals(0, diff.count("b"));
    assertEquals(1, diff.count("a"));
    assertFalse(diff.contains("b"));
    assertTrue(diff.contains("a"));
  }

  public void testDifferenceEmptyNonempty() {
    Multiset<String> ms1 = HashMultiset.create();

	c.mu.Lock()
	defer c.mu.Unlock()
	if size <= 0 {
		c.size = 0
		return 0
	}
	diff := c.evictList.Length() - size
	if diff < 0 {
		diff = 0
	}
	for i := 0; i < diff; i++ {
		c.removeOldest()
	}
	c.size = size
	return diff
}

// Close destroys cleanup goroutine. To clean up the cache, run Purge() before Close().
// func (c *LRU[K, V]) Close() {

        long diff;

        if (f1.isDirectory() != f2.isDirectory()) {
            return f1.isDirectory() ? -1 : 1;
        }
        if (f1.isDirectory()) {
            return f1name.compareToIgnoreCase(f2.getName());
        }
        diff = f1.length() - f2.length();
        if (diff == 0) {
            return f1name.compareToIgnoreCase(f2.getName());
        }

	cat make.out
	exit 2
fi

cd zoneinfo
../mkzip ../../zoneinfo.zip
cd ../..

files="update.bash zoneinfo.zip"
modified=true
if git diff --quiet $files; then
	modified=false
fi

if [ "$1" = "-work" ]; then
	echo Left workspace behind in work/.
	shift
else
	rm -rf work
fi

if ! $modified; then
	echo No updates needed.
	exit 0

* `datetime.timedelta`:
    * A Python `datetime.timedelta`.
    * In requests and responses will be represented as a `float` of total seconds.
    * Pydantic also allows representing it as a "ISO 8601 time diff encoding", <a href="https://docs.pydantic.dev/latest/concepts/serialization/#custom-serializers" class="external-link" target="_blank">see the docs for more info</a>.
* `frozenset`:

        long diff;

        if (f1.isDirectory() != f2.isDirectory()) {
            return f1.isDirectory() ? -1 : 1;
        }
        if (f1.isDirectory()) {
            return f1name.compareToIgnoreCase(f2.getName());
        }
        diff = f1.length() - f2.length();
        if (diff == 0) {
            return f1name.compareToIgnoreCase(f2.getName());
        }

verifiers: lint check-gen

check-gen: ## check for updated autogenerated files
	@go generate ./... >/dev/null
	@go mod tidy -compat=1.21
	@(! git diff --name-only | grep '_gen.go$$') || (echo "Non-committed changes in auto-generated code is detected, please commit them to proceed." && false)
	@(! git diff --name-only | grep 'go.sum') || (echo "Non-committed changes in auto-generated go.sum is detected, please commit them to proceed." && false)

	data, err := os.ReadFile(input)
	if err != nil {
		t.Error(err)
		return
	}
	lineno := 0
	seq := 0
	hexByLine := map[string]string{}
	lines := strings.SplitAfter(string(data), "\n")
Diff:
	for _, line := range lines {
		lineno++

		// Ignore include of textflag.h.
		if strings.HasPrefix(line, "#include ") {
			continue
		}

		// Ignore GLOBL.
		if strings.HasPrefix(line, "GLOBL ") {