Re: C
Re: C
- Subject: Re: C
- From: Neil Earnshaw <email@hidden>
- Date: Fri, 29 Aug 2003 20:32:21 +0100
#include <stdio.h>
int main()
{
int temp[31];
int index, total; // Note that total is never used!
index = 0;
// Clear the array
for ( index = 0 ; index < 31 ; index++ ) {
temp[index] = 0;
}
// Accept values
index = 0;
do {
printf("temp[%d], to quit type 555: ", index);
fflush(stdout); // otherwise you may not see the printed output
scanf("%d", &temp[index]);
// You forgot to increment index, so everything was being put into
temp[0]
// So...
index++;
} while (index < 31 && temp[index-1] != 555);
// Note that if you do enter 555 it _will_ go into the array
// Also, note that its very easy to forget to increment your counter
// when using do-while and while loops
// Get in the habit of using for loops; their very structure forcibly
// reminds you to increment the counter
// Exercise: rewrite the above as a for loop
// Show the results
for ( index = 0 ; index < 31 ; index++ ) {
printf("temp[%d] = %d\n", index, temp[index]);
}
return 0;
}
-Neil
On Friday, August 29, 2003, at 07:32 PM, Michael Kozerew wrote:
hi, i`am learning C, and i has faced a problem
int main()
{
int temp[31];
int index, total;
index = 0;
do
{
printf("temp #%d, \
to quit type 555: ", index);
scanf("%d", &temp[index]);
}
while (index < 31 && temps[index-1] != 555);
}
maybe someone say what i do wrong(why the cycle does not stop on 555,
and values are not remembered )?
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Neil Earnshaw
Consultant Software Engineer
Object Software Engineers Ltd
email@hidden
Tel : 01747 854 852
Mbl : 07870 209 102
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| References: | |
| | >C (From: Michael Kozerew <email@hidden>) |