83110e8820
Also adds a postingDate argument to amountApplyValuation, and re-orders the ValuationType and (Transaction/Posting) arguments to (transaction/posting)ApplyValuation, to be consistent with amountApplyValuation.
636 lines
19 KiB
Plaintext
636 lines
19 KiB
Plaintext
# http://hledger.org/journal.html#market-prices
|
|
# http://hledger.org/hledger.html#market-value
|
|
|
|
# 1. Market prices are ignored by -B.
|
|
<
|
|
P 2011/01/01 € $1.35
|
|
|
|
2011/01/01
|
|
expenses:foreign €100
|
|
assets
|
|
|
|
$ hledger -f- bal -NB
|
|
€-100 assets
|
|
€100 expenses:foreign
|
|
|
|
|
|
# 2. Market prices are used by bal -V.
|
|
# Market prices for other commodities are not used.
|
|
# Nor are transaction prices.
|
|
<
|
|
P 2011/01/01 € $1.35
|
|
P 2011/01/01 GBP $1.35
|
|
|
|
2011/01/01
|
|
(expenses:foreign) €100 @ $1.20
|
|
|
|
$ hledger -f- bal -N -V
|
|
$135.00 expenses:foreign
|
|
|
|
|
|
# 3. The location of price directives does not matter.
|
|
# If multiple directives have the same date, the last parsed is used.
|
|
<
|
|
3000/01/01
|
|
(a) $100
|
|
|
|
P 2000/1/1 $ €1.35
|
|
|
|
3000/03/03
|
|
(b) $100
|
|
|
|
P 2000/1/1 $ €1.30
|
|
|
|
$ hledger -f- bal -N -V a
|
|
€130.00 a
|
|
|
|
|
|
# 4. Market prices in the future are ignored when the valuation date
|
|
# is today. #453, #683
|
|
<
|
|
P 2000/1/1 $ €1.20
|
|
P 3000/1/1 $ €1.30
|
|
|
|
3000/01/01
|
|
(a) $100
|
|
|
|
$ hledger -f- bal -N --value=now
|
|
€120.00 a
|
|
|
|
|
|
# 5. Market prices in the future are not ignored when they are before
|
|
# the valuation date set with an explicit report end date, as in
|
|
# hledger 1.14 and older, and Ledger. See also valuation2.test, #1083
|
|
<
|
|
P 3000/1/1 $ €1.10
|
|
|
|
3000/01/01
|
|
(a) $100
|
|
|
|
$ hledger -f- bal -N -V -e 3000/2
|
|
€110.00 a
|
|
|
|
|
|
# 6. Market prices interact with D directives and with amount style canonicalisation. #131
|
|
<
|
|
|
|
D 1000.00 H ; declare a default commodity named H
|
|
|
|
P 2015/08/15 EEEE 41.66 ; default commodity H is used for these market prices
|
|
P 2015/08/15 FFFF 74.62
|
|
P 2015/08/15 GGGG 32.39
|
|
|
|
2015/08/15
|
|
a 2.4120 EEEE @@ 100 ; default commodity H is used for these transaction prices
|
|
a 0.3350 FFFF @@ 25
|
|
a 0.7718 GGGG @@ 25
|
|
b ; implicit balancing amount is in the cost commodity, H
|
|
|
|
$ hledger -f- balance -V
|
|
150.48 H a
|
|
-150.00 H b
|
|
--------------------
|
|
0.48 H
|
|
|
|
|
|
# 7. register -V affects posting amounts and total.
|
|
<
|
|
P 2000/1/1 $ €1.20
|
|
2000/1/1
|
|
(a) $100
|
|
|
|
$ hledger -f- reg -V
|
|
2000-01-01 (a) €120.00 €120.00
|
|
|
|
|
|
# 8. print -V affects posting amounts but not balance assertions.
|
|
<
|
|
P 2000/1/1 $ €1.20
|
|
2000/1/1
|
|
(a) $100 = $100
|
|
|
|
$ hledger -f- print -V
|
|
2000-01-01
|
|
(a) €120.00 = $100
|
|
|
|
>=0
|
|
|
|
# --value tests
|
|
|
|
<
|
|
P 2000/01/01 A 1 B
|
|
P 2000/01/15 A 5 B
|
|
P 2000/02/01 A 2 B
|
|
P 2000/03/01 A 3 B
|
|
P 2000/04/01 A 4 B
|
|
|
|
2000/01/01
|
|
(a) 1 A @ 6 B
|
|
|
|
2000/02/01
|
|
(a) 1 A @ 7 B
|
|
|
|
2000/03/01
|
|
(a) 1 A @ 8 B
|
|
|
|
# print
|
|
|
|
# 9. print costs using transaction prices
|
|
$ hledger -f- print --value=cost
|
|
2000-01-01
|
|
(a) 6 B
|
|
|
|
2000-02-01
|
|
(a) 7 B
|
|
|
|
2000-03-01
|
|
(a) 8 B
|
|
|
|
>=0
|
|
|
|
# 10. print value using market prices on each transaction's (posting's) date
|
|
$ hledger -f- print --value=then
|
|
2000-01-01
|
|
(a) 1 B
|
|
|
|
2000-02-01
|
|
(a) 2 B
|
|
|
|
2000-03-01
|
|
(a) 3 B
|
|
|
|
>=0
|
|
|
|
# 11. print value using prices on last day of report period (2000-02-29)
|
|
$ hledger -f- print --value=end date:2000/01-2000/03
|
|
2000-01-01
|
|
(a) 2 B
|
|
|
|
2000-02-01
|
|
(a) 2 B
|
|
|
|
>=0
|
|
|
|
# 12. print value using prices on last day of report period (no period specified)
|
|
# specified - uses last day of journal, noting that price directives are included (2000-04-01)
|
|
$ hledger -f- print --value=end
|
|
2000-01-01
|
|
(a) 4 B
|
|
|
|
2000-02-01
|
|
(a) 4 B
|
|
|
|
2000-03-01
|
|
(a) 4 B
|
|
|
|
>=0
|
|
|
|
# 13. print value using prices on a specified date
|
|
$ hledger -f- print --value=2000-01-15
|
|
2000-01-01
|
|
(a) 5 B
|
|
|
|
2000-02-01
|
|
(a) 5 B
|
|
|
|
2000-03-01
|
|
(a) 5 B
|
|
|
|
>=0
|
|
|
|
# 14. print value using prices today
|
|
# (assuming today's date is >= 2000-04-01)
|
|
$ hledger -f- print --value=now
|
|
2000-01-01
|
|
(a) 4 B
|
|
|
|
2000-02-01
|
|
(a) 4 B
|
|
|
|
2000-03-01
|
|
(a) 4 B
|
|
|
|
>=0
|
|
|
|
# register
|
|
|
|
# 15. register report valued at cost.
|
|
$ hledger -f- reg --value=cost
|
|
2000-01-01 (a) 6 B 6 B
|
|
2000-02-01 (a) 7 B 13 B
|
|
2000-03-01 (a) 8 B 21 B
|
|
|
|
# 16. register report valued at posting dates
|
|
$ hledger -f- reg --value=then
|
|
2000-01-01 (a) 1 B 1 B
|
|
2000-02-01 (a) 2 B 3 B
|
|
2000-03-01 (a) 3 B 6 B
|
|
|
|
# 17. register report valued at period end (including price directives)
|
|
$ hledger -f- reg --value=end
|
|
2000-01-01 (a) 4 B 4 B
|
|
2000-02-01 (a) 4 B 8 B
|
|
2000-03-01 (a) 4 B 12 B
|
|
|
|
# 18. register report valued at specified date
|
|
$ hledger -f- reg --value=2000-01-15
|
|
2000-01-01 (a) 5 B 5 B
|
|
2000-02-01 (a) 5 B 10 B
|
|
2000-03-01 (a) 5 B 15 B
|
|
|
|
# 19. register report valued today
|
|
$ hledger -f- reg --value=now
|
|
2000-01-01 (a) 4 B 4 B
|
|
2000-02-01 (a) 4 B 8 B
|
|
2000-03-01 (a) 4 B 12 B
|
|
|
|
# 20. single-period register report valued at default date (same as --value=now)
|
|
$ hledger -f- reg -V
|
|
2000-01-01 (a) 4 B 4 B
|
|
2000-02-01 (a) 4 B 8 B
|
|
2000-03-01 (a) 4 B 12 B
|
|
|
|
# register with -H (starting balance)
|
|
|
|
# 21. register with starting balance, valued at cost.
|
|
$ hledger -f- reg --value=cost -b 200002 -H
|
|
2000-02-01 (a) 7 B 13 B
|
|
2000-03-01 (a) 8 B 21 B
|
|
|
|
# 22. register with starting balance, valued at period end.
|
|
# That is unspecified so the last posting date (or price directive date) is used,
|
|
# ie 2000/4/1, so the price is 4 B.
|
|
# Starting balance is 5 B as above.
|
|
$ hledger -f- reg --value=end -b 200002 -H
|
|
2000-02-01 (a) 4 B 9 B
|
|
2000-03-01 (a) 4 B 13 B
|
|
|
|
# 23. register with starting balance, valued at specified date (when the price is 5 B).
|
|
# Starting balance is 5 B as above.
|
|
$ hledger -f- reg --value=2000-01-15 -b 200002 -H
|
|
2000-02-01 (a) 5 B 10 B
|
|
2000-03-01 (a) 5 B 15 B
|
|
|
|
# register, periodic
|
|
|
|
# 24. periodic register report valued at cost.
|
|
# The total for january is 6 B (1 A valued at 1/1, price 1 B, and 1 A
|
|
# valued at 1/20, price 5 B).
|
|
# Need an extra transaction for this test:
|
|
<
|
|
P 2000/01/01 A 1 B
|
|
P 2000/01/15 A 5 B
|
|
P 2000/02/01 A 2 B
|
|
P 2000/03/01 A 3 B
|
|
P 2000/04/01 A 4 B
|
|
|
|
2000/01/01
|
|
(a) 1 A @ 6 B
|
|
|
|
2000/01/20
|
|
(a) 1 A @ 7 B
|
|
|
|
2000/02/01
|
|
(a) 1 A @ 8 B
|
|
|
|
2000/03/01
|
|
(a) 1 A @ 9 B
|
|
|
|
$ hledger -f- reg --value=cost -M
|
|
2000-01 a 13 B 13 B
|
|
2000-02 a 8 B 21 B
|
|
2000-03 a 9 B 30 B
|
|
|
|
# back to the original test journal:
|
|
<
|
|
P 2000/01/01 A 1 B
|
|
P 2000/01/15 A 5 B
|
|
P 2000/02/01 A 2 B
|
|
P 2000/03/01 A 3 B
|
|
P 2000/04/01 A 4 B
|
|
|
|
2000/01/01
|
|
(a) 1 A @ 6 B
|
|
|
|
2000/02/01
|
|
(a) 1 A @ 7 B
|
|
|
|
2000/03/01
|
|
(a) 1 A @ 8 B
|
|
|
|
# 25. periodic register report valued at period end
|
|
$ hledger -f- reg --value=end -M
|
|
2000-01 a 5 B 5 B
|
|
2000-02 a 2 B 7 B
|
|
2000-03 a 3 B 10 B
|
|
|
|
# 26. periodic register report valued at specified date
|
|
$ hledger -f- reg --value=2000-01-15 -M
|
|
2000-01 a 5 B 5 B
|
|
2000-02 a 5 B 10 B
|
|
2000-03 a 5 B 15 B
|
|
|
|
# 27. periodic register report valued today
|
|
$ hledger -f- reg --value=now -M
|
|
2000-01 a 4 B 4 B
|
|
2000-02 a 4 B 8 B
|
|
2000-03 a 4 B 12 B
|
|
|
|
# 28. periodic register report valued at default date (same as --value=end)
|
|
$ hledger -f- reg -V -M
|
|
2000-01 a 5 B 5 B
|
|
2000-02 a 2 B 7 B
|
|
2000-03 a 3 B 10 B
|
|
|
|
# balance
|
|
|
|
# 29. single column balance report valued at cost
|
|
$ hledger -f- bal -N --value=cost
|
|
21 B a
|
|
|
|
# 30. single column balance report valued at period end (which includes market price declarations, see #1405)
|
|
$ hledger -f- bal -N --value=end
|
|
12 B a
|
|
|
|
# 31. single column balance report valued at specified date
|
|
$ hledger -f- bal -N --value=2000-01-15
|
|
15 B a
|
|
|
|
# 32. single column balance report valued today
|
|
$ hledger -f- bal -N --value=now
|
|
12 B a
|
|
|
|
# 33. single column balance report valued at default date (same as --value=end)
|
|
$ hledger -f- bal -N -V
|
|
12 B a
|
|
|
|
# balance, periodic
|
|
|
|
# 34. multicolumn balance report valued at cost
|
|
$ hledger -f- bal -MTA --value=cost
|
|
Balance changes in 2000-01-01..2000-04-30, valued at cost:
|
|
|
|
|| Jan Feb Mar Apr Total Average
|
|
===++======================================
|
|
a || 6 B 7 B 8 B 0 21 B 5 B
|
|
---++--------------------------------------
|
|
|| 6 B 7 B 8 B 0 21 B 5 B
|
|
|
|
# 35. multicolumn balance report showing changes in period-end values
|
|
$ hledger -f- bal -M --value=end
|
|
Period-end value changes in 2000-01-01..2000-04-30:
|
|
|
|
|| Jan Feb Mar Apr
|
|
===++=====================
|
|
a || 5 B -1 B 5 B 3 B
|
|
---++---------------------
|
|
|| 5 B -1 B 5 B 3 B
|
|
|
|
# 36. multicolumn balance report showing changes in period-end values with -T or -A
|
|
$ hledger -f- bal -MTA --value=end
|
|
Period-end value changes in 2000-01-01..2000-04-30:
|
|
|
|
|| Jan Feb Mar Apr Total Average
|
|
===++=======================================
|
|
a || 5 B -1 B 5 B 3 B 12 B 3 B
|
|
---++---------------------------------------
|
|
|| 5 B -1 B 5 B 3 B 12 B 3 B
|
|
|
|
# 37. multicolumn balance report valued at other date
|
|
$ hledger -f- bal -MTA --value=2000-01-15
|
|
Balance changes in 2000-01-01..2000-04-30, valued at 2000-01-15:
|
|
|
|
|| Jan Feb Mar Apr Total Average
|
|
===++======================================
|
|
a || 5 B 5 B 5 B 0 15 B 4 B
|
|
---++--------------------------------------
|
|
|| 5 B 5 B 5 B 0 15 B 4 B
|
|
|
|
# 38. multicolumn balance report valued today (with today >= 2000-04-01)
|
|
$ hledger -f- bal -M --value=now
|
|
Balance changes in 2000-01-01..2000-04-30, current value:
|
|
|
|
|| Jan Feb Mar Apr
|
|
===++====================
|
|
a || 4 B 4 B 4 B 0
|
|
---++--------------------
|
|
|| 4 B 4 B 4 B 0
|
|
|
|
# 39. multicolumn balance report showing changes in period-end values (same as --value=end)
|
|
$ hledger -f- bal -M -V
|
|
Period-end value changes in 2000-01-01..2000-04-30:
|
|
|
|
|| Jan Feb Mar Apr
|
|
===++=====================
|
|
a || 5 B -1 B 5 B 3 B
|
|
---++---------------------
|
|
|| 5 B -1 B 5 B 3 B
|
|
|
|
# balance, periodic, with -H (starting balance and accumulating across periods)
|
|
|
|
# 40. multicolumn balance report with -H, valued at cost.
|
|
# The starting balance on 2000/01/01 is 6 B (cost of the first 2 A).
|
|
# February adds 1 A costing 7 B, making 13 B.
|
|
# March adds 1 A costing 8 B, making 21 B.
|
|
$ hledger -f- bal -M -H -b 200002 --value=cost
|
|
Ending balances (historical) in 2000-02-01..2000-04-30, valued at cost:
|
|
|
|
|| 2000-02-29 2000-03-31 2000-04-30
|
|
===++====================================
|
|
a || 13 B 21 B 21 B
|
|
---++------------------------------------
|
|
|| 13 B 21 B 21 B
|
|
|
|
# 41. multicolumn balance report with -H valued at period end.
|
|
# The starting balance is 1 A.
|
|
# February adds 1 A making 2 A, which is valued at 2000/02/29 as 4 B.
|
|
# March adds 1 A making 3 A, which is valued at 2000/03/31 as 9 B.
|
|
# April adds 0 A making 3 A, which is valued at 2000/04/31 as 12 B.
|
|
$ hledger -f- bal -MA -H -b 200002 --value=end
|
|
Ending balances (historical) in 2000-02-01..2000-04-30, valued at period ends:
|
|
|
|
|| 2000-02-29 2000-03-31 2000-04-30 Average
|
|
===++=============================================
|
|
a || 4 B 9 B 12 B 8 B
|
|
---++---------------------------------------------
|
|
|| 4 B 9 B 12 B 8 B
|
|
|
|
# 42. multicolumn balance report with -H valued at other date.
|
|
# The starting balance is 5 B (1 A valued at 2000/1/15).
|
|
$ hledger -f- bal -M -H -b 200002 --value=2000-01-15
|
|
Ending balances (historical) in 2000-02-01..2000-04-30, valued at 2000-01-15:
|
|
|
|
|| 2000-02-29 2000-03-31 2000-04-30
|
|
===++====================================
|
|
a || 10 B 15 B 15 B
|
|
---++------------------------------------
|
|
|| 10 B 15 B 15 B
|
|
|
|
# 43. multicolumn balance report with -H, valuing each period's carried-over balances at cost.
|
|
<
|
|
P 2000/01/01 A 1 B
|
|
P 2000/01/15 A 5 B
|
|
P 2000/02/01 A 2 B
|
|
P 2000/03/01 A 3 B
|
|
P 2000/04/01 A 4 B
|
|
|
|
2000/01/01
|
|
(a) 1 A @ 6 B
|
|
|
|
$ hledger -f- bal -ME -H -p200001-200004 --value=c
|
|
Ending balances (historical) in 2000Q1, valued at cost:
|
|
|
|
|| 2000-01-31 2000-02-29 2000-03-31
|
|
===++====================================
|
|
a || 6 B 6 B 6 B
|
|
---++------------------------------------
|
|
|| 6 B 6 B 6 B
|
|
|
|
# 44. multicolumn balance report with -H, valuing each period's carried-over balances at period end.
|
|
# Unrelated, also -H always disables -T.
|
|
$ hledger -f- bal -META -H -p200001-200004 --value=e
|
|
Ending balances (historical) in 2000Q1, valued at period ends:
|
|
|
|
|| 2000-01-31 2000-02-29 2000-03-31 Average
|
|
===++=============================================
|
|
a || 5 B 2 B 3 B 3 B
|
|
---++---------------------------------------------
|
|
|| 5 B 2 B 3 B 3 B
|
|
|
|
# 45. multicolumn balance report with -H, valuing each period's carried-over balances at other date.
|
|
$ hledger -f- bal -ME -H -p200001-200004 --value=2000-01-15
|
|
Ending balances (historical) in 2000Q1, valued at 2000-01-15:
|
|
|
|
|| 2000-01-31 2000-02-29 2000-03-31
|
|
===++====================================
|
|
a || 5 B 5 B 5 B
|
|
---++------------------------------------
|
|
|| 5 B 5 B 5 B
|
|
|
|
# balance --budget. The periodic transactions setting budget amounts
|
|
# are valued in the same way as ordinary transactions.
|
|
|
|
<
|
|
P 2000/01/01 A 1 B
|
|
P 2000/01/15 A 5 B
|
|
P 2000/02/01 A 2 B
|
|
P 2000/03/01 A 3 B
|
|
P 2000/04/01 A 4 B
|
|
|
|
~ monthly
|
|
(a) 2 A @ 1 B
|
|
|
|
2000/01/01
|
|
(a) 1 A @ 6 B
|
|
|
|
2000/02/01
|
|
(a) 1 A @ 7 B
|
|
|
|
2000/03/01
|
|
(a) 1 A @ 8 B
|
|
|
|
# 46. budget report, unvalued (for reference).
|
|
$ hledger -f- bal -M --budget
|
|
Budget performance in 2000-01-01..2000-04-30:
|
|
|
|
|| Jan Feb Mar Apr
|
|
===++=====================================================================
|
|
a || 1 A [50% of 2 A] 1 A [50% of 2 A] 1 A [50% of 2 A] 0 [0% of 2 A]
|
|
---++---------------------------------------------------------------------
|
|
|| 1 A [50% of 2 A] 1 A [50% of 2 A] 1 A [50% of 2 A] 0 [0% of 2 A]
|
|
|
|
# 47. budget report, valued at cost.
|
|
$ hledger -f- bal -MTA --budget --value=c
|
|
Budget performance in 2000-01-01..2000-04-30, valued at cost:
|
|
|
|
|| Jan Feb Mar Apr Total Average
|
|
===++===============================================================================================================
|
|
a || 6 B [300% of 2 B] 7 B [350% of 2 B] 8 B [400% of 2 B] 0 [0% of 2 B] 21 B [262% of 8 B] 5 B [262% of 2 B]
|
|
---++---------------------------------------------------------------------------------------------------------------
|
|
|| 6 B [300% of 2 B] 7 B [350% of 2 B] 8 B [400% of 2 B] 0 [0% of 2 B] 21 B [262% of 8 B] 5 B [262% of 2 B]
|
|
|
|
# 48. budget report, showing changes in period-end values.
|
|
$ hledger -f- bal -MTA --budget --value=e
|
|
Budget performance in 2000-01-01..2000-04-30, valued at period ends:
|
|
|
|
|| Jan Feb Mar Apr Total Average
|
|
===++===================================================================================================================
|
|
a || 5 B [50% of 10 B] -1 B [50% of -2 B] 5 B [50% of 10 B] 3 B [21% of 14 B] 12 B [38% of 32 B] 3 B [38% of 8 B]
|
|
---++-------------------------------------------------------------------------------------------------------------------
|
|
|| 5 B [50% of 10 B] -1 B [50% of -2 B] 5 B [50% of 10 B] 3 B [21% of 14 B] 12 B [38% of 32 B] 3 B [38% of 8 B]
|
|
|
|
# 49. budget report, valued at other date.
|
|
$ hledger -f- bal -MTA --budget --value=2000-01-15
|
|
Budget performance in 2000-01-01..2000-04-30, valued at 2000-01-15:
|
|
|
|
|| Jan Feb Mar Apr Total Average
|
|
===++================================================================================================================
|
|
a || 5 B [50% of 10 B] 5 B [50% of 10 B] 5 B [50% of 10 B] 0 [0% of 10 B] 15 B [38% of 40 B] 4 B [38% of 10 B]
|
|
---++----------------------------------------------------------------------------------------------------------------
|
|
|| 5 B [50% of 10 B] 5 B [50% of 10 B] 5 B [50% of 10 B] 0 [0% of 10 B] 15 B [38% of 40 B] 4 B [38% of 10 B]
|
|
|
|
# 50. --value=then with --historical. The starting total is valued individually for each posting at its posting time.
|
|
<
|
|
P 2020-01-01 A 1 B
|
|
P 2020-02-01 A 2 B
|
|
P 2020-03-01 A 3 B
|
|
P 2020-04-01 A 4 B
|
|
|
|
2020-01-01
|
|
(a) 1 A
|
|
|
|
2020-02-01
|
|
(a) 1 A
|
|
|
|
2020-03-01
|
|
(a) 1 A
|
|
|
|
2020-04-01
|
|
(a) 1 A
|
|
|
|
$ hledger -f- reg --value=then -b 2020-03 -H
|
|
2020-03-01 (a) 3 B 6 B
|
|
2020-04-01 (a) 4 B 10 B
|
|
>=0
|
|
|
|
# 51. --value=then with a report interval. How are the summary amounts valued ?
|
|
# Currently each interval's unvalued sum is valued on its first day.
|
|
<
|
|
P 2020-01-01 A 1 B
|
|
P 2020-02-01 A 2 B
|
|
P 2020-03-01 A 3 B
|
|
P 2020-04-01 A 4 B
|
|
|
|
2020-01-01
|
|
(a) 1 A
|
|
|
|
2020-02-01
|
|
(a) 1 A
|
|
|
|
2020-03-01
|
|
(a) 1 A
|
|
|
|
2020-04-01
|
|
(a) 1 A
|
|
|
|
$ hledger -f- reg --value=then -Q
|
|
2020Q1 a 3 B 3 B
|
|
2020Q2 a 4 B 7 B
|
|
>=0
|
|
|
|
# 52. print --value should affect all postings, including when there's an implicit transaction price
|
|
<
|
|
P 2020-01-01 A 1 C
|
|
P 2020-01-01 B 1 C
|
|
|
|
2020-01-01
|
|
a 1 A
|
|
b -1 B
|
|
|
|
$ hledger -f- print -V
|
|
2020-01-01
|
|
a 1 C
|
|
b -1 C
|
|
|
|
>=0
|