Print the prime number using For Loop in C


This program is about print the prime numbers from 1 up to the given limits using For Loop

Source Code

#include<conio.h>
int main()
{
  int i,j,n,prime=0;
  printf("\nEnter The Ending Value:");
  scanf("%d",&n);
  for(i=1;i<=n;i++)
  {
     prime=0;
     for(j=2;j<i;j++)
     {
       if(i%j==0)
       {
         prime++;
       }
     }
     if(prime==0)
     {
        printf("\n%d",i);
     }
  }
  return 0;
}
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Output

Enter the Ending value : 20
1
2
3
5
7
11
13
17
19

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