schema

cv3/program.c

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+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdbool.h>
+
+#define MAX_LINE_LENGTH 256
+
+bool IsValidNumber(const char *line) {
+    char *endFtr;
+    strtod(line, &endFtr);
+    return *endFtr == '\0';
+}
+
+int main() {
+    char line[MAX_LINE_LENGTH];
+    double result = 1;
+    int coefficientIndex = 0;
+
+    printf("Zadajte zaklad x: ");
+    if (fgets(line, MAX_LINE_LENGTH, stdin) == NULL || !IsValidNumber(line)) {
+        printf("Nepodarilo sa nacitat zaklad x\n");
+        return 1;
+    }
+
+    while (1) {
+        printf("Zadajte polynom na %d mieste: ", coefficientIndex);
+        if (fgets(line, MAX_LINE_LENGTH, stdin) == NULL || !IsValidNumber(line)) {
+            printf("Nepodarilo sa nacitat polynom na %d mieste. \n", coefficientIndex);
+            return 1;
+        }
+
+        char *endPtr;
+        double x = strtod(line, &endPtr);
+        if (*endPtr != '\n' && *endPtr != '\0') {
+            printf("Nespravny format cisla\n");
+            return 1;
+        }
+
+        result = result * x;
+        coefficientIndex++;
+    }
+
+    printf("Vysledok je: %f\n", result);
+    return 0;
+}
+