﻿ C Exercises: Find Duck Numbers between 1 to 500 - w3resource

# C Exercises: Find Duck Numbers between 1 to 500

## C Numbers: Exercise-24 with Solution

Write a program in C to find Duck Numbers between 1 and 500.

Sample Solution:

C Code:

``````# include <stdio.h>
# include <stdlib.h>

int main()
{
int dno,dkno,r,flg;
flg=0;
printf("\n\n Find Duck Numbers between 1 to 500: \n");
printf(" ----------------------------------------\n");
printf(" The Duck numbers are: ");
for(dkno=1;dkno<=500;dkno++)
{
dno=dkno;
flg=0;
while(dno>0)
{
if(dno % 10==0)
{
flg=1;
break;

}
dno/=10;
}
if(dkno>0 && flg==1)
{
printf("%d ",dkno);
}
}
printf("\n");
}
```
```

Sample Output:

```The Duck numbers are: 10 20 30 40 50 60 70 80 90 100 101 102......
```

Pictorial Presentation:

Flowchart:

C Programming Code Editor:

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## C Programming: Tips of the Day

C Programming - What is the argument for printf that formats a long?

Put an l (lowercased letter L) directly before the specifier.

```unsigned long n;
long m;

printf("%lu %ld", n, m);
```

Ref : https://bit.ly/3dIwfkP