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karan173
karan173
Last Activity: Apr 10 '12, 09:51 PM
Joined: Dec 30 '11
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  • karan173
    started a topic Why is this simple program not working?
    in C

    Why is this simple program not working?

    Code:
    #include<stdio.h>

int main()
{
    char *s="hello";
    *(s+2)='a';
    printf("%s",s);
	return 0;
}
    it gives a runtime error, however if i declare s as a character array like s[]="hello", it works, why?
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    • karan173
      replied to k&r chapter-1 question, creating a syntax checker
      in C
      hmm, thanks for ur response, solved myself after some effort, as i said the toggling code was not correct
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      • karan173
        started a topic k&r chapter-1 question, creating a syntax checker
        in C

        k&r chapter-1 question, creating a syntax checker

        hey it is required to create a syntax checker which reports about common errors like unbalanced paranthesis etc. i hav created d following code, which complies finely and produces correct output for generally, but when i enter d source code as input, it produces wrong input, so csn u help me find d bugs:-
        Code:
        #include<stdio.h>
#define IN 1
#define OUT 0
int main()
{
    int c=0,prevc=0,prevprevc=0,sstate=OUT,dstate=OUT,cstate=OUT,count[256],boo=OUT,i=0,asciieq=0,line=0;
        ...
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        Last edited by Stewart Ross; Dec 30 '11, 02:31 PM. Reason: Corrected code tags - from <code> to [code]
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