Please someone tell me what's wrong with my program! These braces I put in bold are being highlighted as red when I type them in! I checked and they seem fine! But it's showing as red!Code:#include <stdio.h>
#include <string.h>
#include <stdlib.h>
char get_first(void);
int main(void)
{
char line1[40];
char line2[40];
char line3[40];
char ch;
int i;
int j;
int ln;
int logic;
int logic2;
int num1;
int num2;
const char tokseps[]="+-/*";
char * pt, * pt2;
printf("Welcome To The Arithmetic Expression Evaluation Program!");
ch='Y';
while(ch != 'N')
{
printf("Enter The Arithmetic Expression:");
gets(line2);
j=0;
for (i=0; i < 40; i++)
if (!isspace(line2[i]))
{
line1[j]=line2[i];
line3[j]=line2[i];
j++;
}
pt=strtok(line1, tokseps);
pt2=strtok(NULL, tokseps);
if(pt2==NULL)
printf("%s Invalid Arithmetic Expression!", line2);
else
{
ln=strlen(pt);
logic=0;
for (i=0; i<ln; i++)
{
if (!isdigit(pt[i]))
logic=1;
}
logic2=0;
ln=strlen(pt2);
for (i=0; i < ln; i++)
{
if (!isdigit(pt2[i]))
logic2=1;
}
if ((logic==1) || (logic2==1))
printf("%s Invalid Arithmetic Expression!",line2);
else
{
num1=atoi(pt);
num2=atoi(pt2);
ln=strlen(pt);
if ((line3[ln])=='+')
printf("the sum of %d and %d is %d.", num1, num2, (num1+num2));
else if ((line3[ln])=='-')
printf("the sum of subtraction %d from %d is %d.", num2, num1, (num1-num2));
else if ((line3[ln])=='*')
printf("result of multiplication of %d of %d is %d.", num1, num2, (num1*num2));
else if ((line3[ln]=='/')
{
if(num2==0)
printf("error. division by zero!.");
else
printf("the result of division %d by %d is %d",num1, num2, (num1/num2));
}
}
}
printf("would you like to continue?");
ch=get_first();
}
return 0;
}
char get_first(void)
{
int ch;
ch=getchar();
while (getchar ()!= '\n')
continue;
return ch;
}
