Write a C++ program that would implement the function called roman Tolnt which returns the integer equivalent of a given string s in Roman numeral. Roman numerals are represented by seven different symbols each with corresponding values: I = 1, V = 5, X = 10, L = 50, C = 100, D = 500 and M = 1000.

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Problem:
Write a C++ program that would implement the
function called roman Tolnt which returns the
integer equivalent of a given string s in Roman
numeral. Roman numerals are represented by
seven different symbols each with corresponding
values: I 1, V = 5, X = 10, L = 50, C = 100, D =
500 and M = 1000.
-
Roman numerals are usually written largest to
smallest from left to right. However, the numeral for
four is not IIII. Instead, the number four is written as
IV. Because the one is before the five, we subtract
it making four. The same principle applies to the
number nine, which is written as IX. There are six
instances where subtraction is used:
I can be placed before V (5) and X (10) to
make 4 and 9.
. X can be placed before L (50) and C (100)
to make 40 and 90.
.
C can be placed before D (500) and M
(1000) to make 400 and 900.
Transcribed Image Text:Problem: Write a C++ program that would implement the function called roman Tolnt which returns the integer equivalent of a given string s in Roman numeral. Roman numerals are represented by seven different symbols each with corresponding values: I 1, V = 5, X = 10, L = 50, C = 100, D = 500 and M = 1000. - Roman numerals are usually written largest to smallest from left to right. However, the numeral for four is not IIII. Instead, the number four is written as IV. Because the one is before the five, we subtract it making four. The same principle applies to the number nine, which is written as IX. There are six instances where subtraction is used: I can be placed before V (5) and X (10) to make 4 and 9. . X can be placed before L (50) and C (100) to make 40 and 90. . C can be placed before D (500) and M (1000) to make 400 and 900.
.X can be placed before L (50) and C (100)
to make 40 and 90.
C can be placed before D (500) and M
(1000) to make 400 and 900.
ASSUMPTIONS
The given string s only contains the characters ('I',
'V', 'X', 'L', 'C', 'D', 'M')
It is guaranteed that s is a valid Roman numeral in
the range [1, 3999]
TEST CASES:
roman Tolnt('III') = 3
roman Tolnt('LVIII') = 58
roman Tolnt('MCMXCIV') = 1994
Transcribed Image Text:.X can be placed before L (50) and C (100) to make 40 and 90. C can be placed before D (500) and M (1000) to make 400 and 900. ASSUMPTIONS The given string s only contains the characters ('I', 'V', 'X', 'L', 'C', 'D', 'M') It is guaranteed that s is a valid Roman numeral in the range [1, 3999] TEST CASES: roman Tolnt('III') = 3 roman Tolnt('LVIII') = 58 roman Tolnt('MCMXCIV') = 1994
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