diff --git a/Loops/sum.c b/Loops/sum.c
new file mode 100644
index 0000000..672fff9
--- /dev/null
+++ b/Loops/sum.c
@@ -0,0 +1,33 @@
+#include <stdio.h>
+ 
+ int main(){
+  int a1,r,ne, nf,v,vt,ri;
+  scanf("%d %d %d",&a1,&r,&ne);
+  v = 0;
+  nf = 0;
+  ri=r;
+    for (nf; nf<=ne; nf++){
+        if(nf<ne){
+            v = a1+r;
+            r=r+r;
+            printf("%d\n",v);
+    
+    }  
+ }
+  return 0;
+ }
+ */
+    example
+    
+    input
+    2 4 5
+    out
+    50
+    --------
+    input
+    7 -2 20
+    out
+    -20
+ 
+ 
+ /*