diff --git a/NumberTriangle.c b/NumberTriangle.c
new file mode 100644
index 0000000..ec9c9ad
--- /dev/null
+++ b/NumberTriangle.c
@@ -0,0 +1,25 @@
+#include<stdio.h>    
+#include<stdlib.h>  
+int main(){  
+  int i,j,k,l,n;    
+system("cls");  
+printf("enter the range=");    
+scanf("%d",&n);    
+for(i=1;i<=n;i++)    
+{    
+for(j=1;j<=n-i;j++)    
+{    
+printf(" ");    
+}    
+for(k=1;k<=i;k++)    
+{    
+printf("%d",k);    
+}    
+for(l=i-1;l>=1;l--)    
+{    
+printf("%d",l);    
+}    
+printf("\n");    
+}    
+return 0;  
+}