/Convert roman to decimal
#include<stdio.h>
int convert(char *s, int len)
{
int i = 0, d = 0, prev = 0;
for(;i < len; i++)
{
switch(*(s+i))
{
case 'i': d += 1;
break;
case 'v': if(i!=0 && *(s+prev) == 'i')
{
d = d + 5 - 2;
}
else
d += 5;
break;
case 'x': if(i!=0 && *(s+prev) == 'i')
{
d = d + 10 - 2;
}
else
d += 10;
break;
}
prev = i;
}
return d;
}
main()
{
char s[] = "xix";
int len = 0, d;
while(s[len] != '\0')
len++;
len++;
d = convert((char *)s,len);
printf("%d\n", d);
}
On Sun, Nov 6, 2011 at 11:15 AM, rahul sharma <[email protected]>wrote:
> i.p: v
> o/p 5
> i/p ix
> o/p:9
>
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--
Vandana Bachani
Graduate Student, MSCE
Computer Science & Engineering Department
Texas A&M University, College Station
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