82 lines
1.9 KiB
C
82 lines
1.9 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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double vratenie(double x, double b, double v, double c) {
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double result = 0;
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result = (b * (x * x)) + (v * x) + c;
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return result;
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}
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// Uncomment if you intend to use this function
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/*
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double vratenie2(double x, double b, double v, double c) {
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double result = (b * (x * x)) + (v * x) + c;
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return result;
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}
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*/
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int main() {
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double x = 0, b = 0, v = 0, c = 0;
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double result = 0;
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char input[5];
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// Input for x
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fgets(input, sizeof(input), stdin);
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if (input[0] == '\0') {
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printf("Chyba: Neplatná hodnota x.\n");
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return 1;
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} else {
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x = atof(input);
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printf("Prijate cislo: %.2f\n", x);
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memset(input, '\0', sizeof(input));
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}
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// Input for b
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fgets(input, sizeof(input), stdin);
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if (input[0] == '\0') {
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printf("Chyba: Neplatná hodnota b.\n");
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return 1;
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} else {
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b = atof(input);
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printf("Prijate cislo: %.2f\n", b);
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memset(input, '\0', sizeof(input));
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}
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// Input for v
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fgets(input, sizeof(input), stdin);
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if (input[0] == '\0') {
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printf("Chyba: Neplatná hodnota v.\n");
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return 1;
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} else {
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v = atof(input);
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printf("Prijate cislo: %.2f\n", v);
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memset(input, '\0', sizeof(input));
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}
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// Input for c
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fgets(input, sizeof(input), stdin);
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if (input[0] == '\0') {
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printf("Chyba: Neplatná hodnota c.\n");
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return 1;
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} else {
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c = atof(input);
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printf("Prijate cislo: %.2f\n", c);
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memset(input, '\0', sizeof(input));
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}
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// Uncomment to use vratenie2 function
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/*
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if (x != 0 && b != 0 && v != 0 && c != 0) {
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result = vratenie2(x, b, v, c);
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} else {
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result = vratenie(x, b, v, c);
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}
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*/
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result = vratenie(x, b, v, c);
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printf("Vysledok je: %.2f\n", result);
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return 0;
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}
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