69 lines
1.4 KiB
C
69 lines
1.4 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#include <string.h>
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#define MAX_LINE_LENGTH 100
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int main() {
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char uloha[MAX_LINE_LENGTH];
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while (fgets(uloha, MAX_LINE_LENGTH, stdin) != NULL) {
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int i;
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int isEmpty = 1;
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for (i = 0; uloha[i] != '\0'; i++) {
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if (uloha[i] != ' ' && uloha[i] != '\t' && uloha[i] != '\n' && uloha[i] != '\r') {
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isEmpty = 0;
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break;
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}
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}
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if (isEmpty) {
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continue;
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}
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double cislo1, cislo2;
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double vysledok_zadany;
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char operacia;
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if (sscanf(uloha, "%lf %c %lf = %lf", &cislo1, &operacia, &cislo2, &vysledok_zadany) != 4) {
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printf("CHYBA\n");
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continue;
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}
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double vysledok_skutocny;
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switch (operacia) {
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case '+':
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vysledok_skutocny = cislo1 + cislo2;
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break;
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case '-':
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vysledok_skutocny = cislo1 - cislo2;
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break;
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case '*':
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vysledok_skutocny = cislo1 * cislo2;
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break;
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case '/':
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if (cislo2 == 0) {
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printf("CHYBA\n");
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continue;
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}
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vysledok_skutocny = cislo1 / cislo2;
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break;
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default:
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printf("CHYBA\n");
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continue;
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}
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vysledok_skutocny = round(vysledok_skutocny * 100) / 100.0;
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if (fabs(vysledok_skutocny - vysledok_zadany) < 1e-6) {
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printf("OK\n");
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} else {
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printf("ZLE\n");
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}
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}
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return 0;
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}
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