$----$ IF YOU DO NOT READ THIS MESSAGE BEFORE STARTING CODE, YOU WILL GET DISLIKE$-----$

I posted this exact same question $11$th times and all of them incorrect solutions... please ready details below carefully.

$1$::::: DO NOT USE ARRAY... NO CHAR$[]...$ NO ARRAY..

$2$::::: USE SCANF$()$ TO GET INPUT FROM USER...

$3$::::: ONLY C PROGRAM.

$4$::::: TEST YOUR CODE TO THE OUTPUT I GIVE BELOW, DON'T RISK A DISLKE FOR YOUR SELF!!!

$5$::::: SIMPLE CODE JUST DO NOT USE ARRAY AND ONLY C PROGRAM.

$10$ Roman numeral values will be input and converted into

their equivalent Hindu$-$Arabic numeric values.

Input Roman numeral # $1$: I

I $=1$

Input Roman numeral # $2$: m

M $=1000$

Input Roman numeral # $3$: W

W Error $-$ last character was not valid!!!

Input Roman numeral # $4$: vIi

VII $=7$

Input Roman numeral # $5$: Iv

IV $=4$

Input Roman numeral # $6$: DM$?$XQX

DM$?$ Error $-$ last character was not valid!!!

Input Roman numeral # $7$: mlxvi

MLXVI $=1066$

Input Roman numeral # $8$: MCMLIV

MCMLIV $=1954$

Input Roman numeral # $9$: MdMcMlMxMvMiM

MDMCMLMXMVMIM $=6334$

Input Roman numeral # $10$: MDMDCDCLCLXLXVXVIVIII

MDMDCDCLCLXLXVXVIVIII $=2667$

THAT'S ALL FOLKS :$)$