diff --git a/exercise1.c b/exercise1.c
index ba9f281..b53e2ee 100644
--- a/exercise1.c
+++ b/exercise1.c
@@ -7,13 +7,30 @@
 //global variable section 
 
 
-//main function section 
-int main(){
-    //write here your program
+//main function section
+int main()
+{
+    int a = 1;
+    int b = 2;
+    int c = 3;
+    int d = 4;
+    int e = 5;
+    int f = 6;
+    int g = 7;
+    int h = 8;
+    int i = 9;
+    int j = 10;
+
+    int sum;
+
+    sum = a + b + c + d + e + f + g + h + i + j;
+
+    printf("The sum of numbers from 1 to 10 is %d \n", sum);
 
 
     return 0;
+    
 }
 
+//user-defined section
 
-//user-defined section 
\ No newline at end of file