In this program, You will learn how to print all prime numbers between 1 to n in c.

`Some list of prime numbers is : 2, 3, 5, 7, 11`

## Example: How to print all prime numbers between 1 to n in c.

```
#include<stdio.h>
int main() {
int n, i, j, p;
printf("Enter a number:");
scanf("%d", & n);
for (i = 2; i < n; i++) {
p = 1;
for (j = 2; j < i; j++) {
if (i % j == 0) {
p = 0;
break;
}
}
if (p == 1) {
printf("\n%d", i);
}
}
return 0;
}
```

#### Output:

```
Enter a number:15
2
3
5
7
11
13
```