diff --git a/du2/program.c b/du2/program.c
index 2ee8b90..8c9ca2e 100644
--- a/du2/program.c
+++ b/du2/program.c
@@ -26,7 +26,7 @@ int read_double(double *value, int coef_index) {
     
     // If no number was read or there are invalid characters
     if (endptr == line || *endptr != '\0') {
-        printf("Nepodarilo sa nacitat polynom na %d mieste.\n", coef_index);  // Correct error message
+        printf("Nepodarilo sa nacitat polynom na %d mieste.\n", coef_index);  // Corrected error message
         return -1;  // Indicate error
     }
     
@@ -36,9 +36,10 @@ int read_double(double *value, int coef_index) {
 int main() {
     double x;
     
-    // Read the value of x with special error message for invalid input
+    // Read the value of x
     int status = read_double(&x, 1);
     if (status == -1) {
+        // If x is invalid, print a specific error and exit
         printf("Nepodarilo sa nacitat zaklad x\n");
         return 1;
     }
@@ -48,10 +49,11 @@ int main() {
 
     double coef;
     double result = 0;
-    int coef_count = 1; // Start from the first coefficient (x^1)
+    int coef_count = 0; // We will count coefficients starting from 0, so x^0 coefficient will be at index 0
 
     // Loop to read coefficients
     while (1) {
+        coef_count++;  // Increase coefficient index for each input
         status = read_double(&coef, coef_count + 1); // coef_count + 1 for correct indexing
         
         if (status == -1) {
@@ -66,7 +68,6 @@ int main() {
         }
         
         result = result * x + coef;  // Apply Horner's method for polynomial evaluation
-        coef_count++;
     }
 
     // Print the result