int ptoi(char *percent){
char i=0;
int num=0;
while(percent[i]>='0'&&percent[i]<='9')
num=num*10+percent[i++]-0x30;
if(percent[i]=='.'){
if(percent[i+1]>='5'&&percent[i+1]<='9')
num++;
}
return(num);
}
int main()
{
printf("Percent 23.123 = %i\n",ptoi("23.123"));
printf("Percent 23.567 = %i\n",ptoi("23.567"));
return 0;
}