horner

program.c

@@ -0,0 +1,38 @@
+#include <stdio.h>
+
+#define MAX_COEFFS 256
+
+int main() {
+    double x;
+    double coeffs[MAX_COEFFS];
+    int n = 0;
+    char line[256];
+
+    if (fgets(line, sizeof(line), stdin) == NULL || sscanf(line, "%lf", &x) != 1) {
+        fprintf(stderr, "Chyba: nepodarilo sa nacitat hodnotu x.\n");
+        return 1;
+    }
+
+    while (fgets(line, sizeof(line), stdin) != NULL) {
+        if (line[0] == '\n' || line[0] == '\r') break;
+
+        if (sscanf(line, "%lf", &coeffs[n]) != 1) {
+            fprintf(stderr, "Chyba: nepodarilo sa nacitat koeficient a[%d].\n", n);
+            return 1;
+        }
+        n++;
+    }
+
+    if (n == 0) {
+        fprintf(stderr, "Chyba: nepodarilo sa nacitat koeficient a[0].\n");
+        return 1;
+    }
+
+    double result = 0.0;
+    for (int i = 0; i < n; i++) {
+        result = result * x + coeffs[i];
+    }
+
+    printf("Vysledok je: %.2f\n", result);
+    return 0;
+}