_2b.prime.c

Author: rxhith

_2b.prime.c

@@ -0,0 +1,30 @@
+#include<stdio.h>
+int main()
+{
+int i,n,flag;
+printf("enter the number");
+scanf("%d",&n);
+if(n==1) 
+ {
+   printf("It is neither prime nor composite");
+   }
+else
+flag=0;
+for (i=2;i<=n/2;i++)
+{
+    if (n%i ==0)
+    {
+        flag=1;
+        break;
+     }
+}
+     if(flag==0 && n!=1)
+{
+      printf(" It is prime");
+}
+else
+{  if (flag==1 && n!=1)
+     printf("It is not prime");
+}
+return 0;
+}