oh thanks. On Sat, Jul 23, 2011 at 11:18 AM, shady <[email protected]> wrote: > ya, you are right, but it returns -1 when it reaches the end of file. > > On Sat, Jul 23, 2011 at 9:15 AM, arun kumar <[email protected]> wrote: >> >> @shady:i have a doubt. scanf returns number of succesfully read words. >> how come it will return -1? >> >> On Sat, Jul 23, 2011 at 12:17 AM, geek forgeek <[email protected]> >> wrote: >> > @shady and @varun ... >> > i hav got it >> > thanx both of u :) >> > >> > On Fri, Jul 22, 2011 at 11:31 AM, shady <[email protected]> wrote: >> >> >> >> @aditi the problem is scanf returns -1(EOF value) when it encounters >> >> the >> >> end of file, and inspite of comparing the return value of scanf he is >> >> comparing value of character 'a' which is not correct.... >> >> therefore the for loop should be like this ::::::::::::::::::::::::: >> >> for(int t=scanf("%c",&a);t!=EOF;t=scanf("%c",&a)) >> >> what varun suggested is another way of doing it :) >> >> >> >> On Fri, Jul 22, 2011 at 11:41 PM, aditi garg >> >> <[email protected]> >> >> wrote: >> >>> >> >>> @shady. so in this case we shud use a!=-1 as the condition?? >> >>> >> >>> On Fri, Jul 22, 2011 at 11:37 PM, shady <[email protected]> wrote: >> >>>> >> >>>> you are scanning from stdin therefore it is not coming out of first >> >>>> for >> >>>> loop... because your terminating condition is for EOF, which is -1( >> >>>> scanf >> >>>> returns -1 ) at the end. >> >>>> >> >>>> On Fri, Jul 22, 2011 at 11:34 PM, shady <[email protected]> wrote: >> >>>>> >> >>>>> well you didn't mention the question, directly posted the code with >> >>>>> no >> >>>>> head-tail... wait will answer, it is not coming out of first loop >> >>>>> >> >>>>> On Fri, Jul 22, 2011 at 11:26 PM, geek forgeek >> >>>>> <[email protected]> >> >>>>> wrote: >> >>>>>> >> >>>>>> @shady this is nt a joke.. >> >>>>>> sorry if i am asking too stupid question >> >>>>>> i m getting an infinite loop here. >> >>>>>> not getting how? >> >>>>>> >> >>>>>> On Fri, Jul 22, 2011 at 10:40 AM, shady <[email protected]> wrote: >> >>>>>>> >> >>>>>>> what kind of joke is this ? >> >>>>>>> >> >>>>>>> On Fri, Jul 22, 2011 at 11:02 PM, geek forgeek >> >>>>>>> <[email protected]> wrote: >> >>>>>>>> >> >>>>>>>> #include<stdio.h> >> >>>>>>>> main() >> >>>>>>>> { >> >>>>>>>> FILE *fp; >> >>>>>>>> char a; >> >>>>>>>> fp=fopen("old.out","w"); >> >>>>>>>> if(fp==0) >> >>>>>>>> printf("File opening error"); >> >>>>>>>> else >> >>>>>>>> { >> >>>>>>>> for(scanf("%c",&a);a!=EOF;scanf("%c",&a)) >> >>>>>>>> fprintf(fp,"%c",a); >> >>>>>>>> fclose(fp); >> >>>>>>>> fp=fopen("old.out","r"); >> >>>>>>>> while(!feof(fp)) >> >>>>>>>> putchar(getc(fp)); >> >>>>>>>> } >> >>>>>>>> } >> >>>>>>>> >> >>>>>>>> -- >> >>>>>>>> You received this message because you are subscribed to the >> >>>>>>>> Google >> >>>>>>>> Groups "Algorithm Geeks" group. >> >>>>>>>> To post to this group, send email to [email protected]. >> >>>>>>>> To unsubscribe from this group, send email to >> >>>>>>>> [email protected]. >> >>>>>>>> For more options, visit this group at >> >>>>>>>> http://groups.google.com/group/algogeeks?hl=en. >> >>>>>>> >> >>>>>>> -- >> >>>>>>> You received this message because you are subscribed to the Google >> >>>>>>> Groups "Algorithm Geeks" group. >> >>>>>>> To post to this group, send email to [email protected]. >> >>>>>>> To unsubscribe from this group, send email to >> >>>>>>> [email protected]. >> >>>>>>> For more options, visit this group at >> >>>>>>> http://groups.google.com/group/algogeeks?hl=en. >> >>>>>> >> >>>>>> -- >> >>>>>> You received this message because you are subscribed to the Google >> >>>>>> Groups "Algorithm Geeks" group. >> >>>>>> To post to this group, send email to [email protected]. >> >>>>>> To unsubscribe from this group, send email to >> >>>>>> [email protected]. >> >>>>>> For more options, visit this group at >> >>>>>> http://groups.google.com/group/algogeeks?hl=en. >> >>>>> >> >>>> >> >>>> -- >> >>>> You received this message because you are subscribed to the Google >> >>>> Groups "Algorithm Geeks" group. >> >>>> To post to this group, send email to [email protected]. >> >>>> To unsubscribe from this group, send email to >> >>>> [email protected]. >> >>>> For more options, visit this group at >> >>>> http://groups.google.com/group/algogeeks?hl=en. >> >>> >> >>> >> >>> >> >>> -- >> >>> Aditi Garg >> >>> Undergraduate Student >> >>> Electronics & Communication Divison >> >>> NETAJI SUBHAS INSTITUTE OF TECHNOLOGY >> >>> Sector 3, Dwarka >> >>> New Delhi >> >>> 9718388816 >> >>> >> >>> -- >> >>> You received this message because you are subscribed to the Google >> >>> Groups >> >>> "Algorithm Geeks" group. >> >>> To post to this group, send email to [email protected]. >> >>> To unsubscribe from this group, send email to >> >>> [email protected]. >> >>> For more options, visit this group at >> >>> http://groups.google.com/group/algogeeks?hl=en. >> >> >> >> -- >> >> You received this message because you are subscribed to the Google >> >> Groups >> >> "Algorithm Geeks" group. >> >> To post to this group, send email to [email protected]. >> >> To unsubscribe from this group, send email to >> >> [email protected]. >> >> For more options, visit this group at >> >> http://groups.google.com/group/algogeeks?hl=en. >> > >> > -- >> > You received this message because you are subscribed to the Google >> > Groups >> > "Algorithm Geeks" group. >> > To post to this group, send email to [email protected]. >> > To unsubscribe from this group, send email to >> > [email protected]. >> > For more options, visit this group at >> > http://groups.google.com/group/algogeeks?hl=en. >> > >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Algorithm Geeks" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/algogeeks?hl=en. >> > > -- > You received this message because you are subscribed to the Google Groups > "Algorithm Geeks" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/algogeeks?hl=en. >
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