diff --git a/Pattern of Numbers/DualPyramid.c b/Pattern of Numbers/DualPyramid.c
new file mode 100644
index 0000000..891eb7d
--- /dev/null
+++ b/Pattern of Numbers/DualPyramid.c	
@@ -0,0 +1,31 @@
+/*
+1        1
+12      21
+123    321
+1234  4321
+1234554321
+*/
+#include<stdio.h>
+ int main()
+{
+  int i,j,k;
+  for(i=1;i<=5;i++)
+  {
+    for(j=1;j<=5;j++)
+    {
+      if(j<=i)
+        printf("%d",j);
+      else
+        printf(" ");
+    }
+    for(j=5;j>=1;j--)
+    {
+      if(j<=i)
+        printf("%d",j);
+      else
+        printf(" ");
+    }
+    printf("\n");
+  }
+  return 0;
+}