diff --git a/du1 b/du1
deleted file mode 160000
index 1b08a15..0000000
--- a/du1
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 1b08a156a467b65cacea21d52ea67523c9858e0d
diff --git a/du1/program.c b/du1/program.c
new file mode 100644
index 0000000..682199a
--- /dev/null
+++ b/du1/program.c
@@ -0,0 +1,45 @@
+#include <stdio.h>
+
+#define SIZE 256
+#define MAX 1000
+
+int main() {
+
+
+    double x;
+    double field[MAX];
+    int k = 0;
+    char line[SIZE];
+    char* end;
+
+    char* r = fgets(line,SIZE,stdin);
+    if (r == NULL){
+        printf("Chyba: nacitanie sa nepodarilo.\n");
+        return 1;
+}
+    x = strtod(line, &end);
+
+    if(end == line){
+        printf("Chyba: nacitanie sa nepodarilo.\n");
+        return 1;
+}
+
+while(r != NULL){
+    if(line[0] == '\n'){
+        break;
+    }
+    field[k] = strtod(line, &end);
+    
+    if(end == line){
+        printf("Chyba: nacitanie sa nepodarilo.\n");
+        return 1;
+    }
+    k++;
+}
+
+double result = field[0];
+for(int i = 1; i < k; i++){
+    result = result * x + field[i];
+}
+   printf("%.2f\n", result);
+}