A == B ?

#include<stdio.h>
#include<string.h>
char a[100],b[100];
char *change(char *s);
void main()    
{
    int x;
    while(~scanf("%s %s",a,b))
    {
        if(strcmp(change(a),change(b))==0)
            printf("YES\n");
        else
            printf("NO\n");
    }
}

char *change(char *s)
{
    int len=strlen(s);
    if(strchr(s,'.')!=NULL)
    {
        while(s[--len]=='0');
        if(s[len]=='.')
            len--;
        s[len+1]='\0';
    }
    return s;
}