ROMAN_TO_INTEGER(Felt excited)

By ARJUN
def roman_to_int(s):
    dict1 = {
        'I': 1,
        'V': 5,
        'X': 10,
        'L': 50,
        'C': 100,
        'D': 500,
        'M': 1000
        }
    res = 0
    for i in range(len(s)):
        if i+1<len(s) and dict1[s[i]]<dict1[s[i+1]]: # i+1<len(s)---> to avoid index out of range
            res = res-dict1[s[i]]
        else:
            res = res+dict1[s[i]]
    return res
command = roman_to_int('MXMXCMMVIII')
print(command)