Merge pull request #14 from Grace-Hephzibah/Prime-Number

Prime-Number

Prime_Number.c

@@ -0,0 +1,52 @@
+// Prime Numbers between 2 interval
+
+#include<stdio.h>
+
+int main()
+{
+  int a,b, check;
+  int dum = 1;
+
+  printf("Enter the range of values \n");
+  printf("The Start : ");
+  scanf("%d", &a);
+  printf("The End : ");
+  scanf("%d", &b);
+
+  printf("\n The Prime Numbers from %d to %d \n", a, b);
+
+  for (int i = a; i<=b; i++)
+  {
+    check = 0;
+
+    if (i <= 1)
+      continue;
+
+    else if (i == 2)
+      check = 0;
+
+    else
+    {
+      for (int j = 2; j<=(i/2)+1; j++)
+      {
+        if (i%j == 0)
+        {
+          check = 1;
+          break;
+        }
+      }
+    }
+
+    if (check == 0)
+    {
+      printf("%d\t", i);
+      dum++;
+    }
+
+    if (dum%6 == 0)
+    {
+      printf("\n");
+      dum = 1;
+    }
+  }
+}