119 lines
3.1 KiB
C
119 lines
3.1 KiB
C
#include <stdlib.h>
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#include <stdbool.h>
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#include <stdio.h>
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#define SIZE 128
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//kontrola, ze ci vycitane informacie su aritmeticky spravne
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bool IsArithmeticallyCorrect(int num1, int num2, char* op)
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{
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if (num2 ==)
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switch (op)
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{
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case '-'
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if ((num1-num2) == resultTemp) { return true;}
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case '+'
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if ((num1-num2) == resultTemp) { return true;}
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case '*'
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if ((num1*num2) == resultTemp) { return true;}
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case '/'
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if ((num1-num2) == resultTemp) { return true;}
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}
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return true;
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//ak dopasovany arit. operator NIE je platny (resp ide o systematicku chybu, nie aritmeticku), vrati 0
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return false;
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}
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int main()
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{
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char line[SIZE];
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line[0] = '\0';
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char strBuffer[SIZE];
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while (fgets(line, SIZE, stdin) != NULL)
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{
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if (sscantf(line, "%127[^\n]", strBuffer) == 1)
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{
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bool isLineInvalid = false;
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int x = 0;
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//docasne 'char' premeny
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char num1Temp[10], num2Temp[10], resultTemp[10];
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num1Temp[0] = '\0';
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num2Temp[0] = '\0';
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resultTemp[0] = '\0';
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int writeIntoArrayNum = 1; // kontrolna premena na urcovanie toho, kde sa ma zapisovat obsah (1 == num1, 2 = num2, 3 = vysledok)
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char op1 = 'N'; //N = 'nothing/nic'
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for (int i = 0; i != '\0'; i++)
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{
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if (isdigit(i) != 0)
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{
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//skontroluj, ze ci char po nom je tiez cislo, AK NIE, povazuj buduce cisla v riadku ako ine cislo
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// a inkrementuj kontrolnu citaciu premenu
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if (isdigit(i+1) != 0)
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{
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writeIntoArrayNum += 1;
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}
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switch (writeIntoArrayNum)
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case 1:
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strncat(num1Temp, i, 1);
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break;
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case 2:
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strncat(num2Temp, i, 2);
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break;
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case 3:
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strncat(resultTemp, i, 3);
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break;
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}
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continue;
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}
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if (ispunct() != 0)
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{
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//ak je to nejaky printable symbol ('*/-,:./), skontroluj ci to nie je artimeticke znamienko,
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//AK NIE, povazuj za riadok neplatny...
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if (i == '+' || i == '-' || i == '/' i == '*')
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{
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op1 = i;
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}
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else
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{
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isLineInvalid = true;
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break;
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}
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continue;
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}
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if (isalpha(i) != 0)
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{
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isLineInvalid = true;
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break;
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}
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}
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}
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int vysledok = calcResult(atoi(num1Temp),atoi(num2Temp), op1);
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if (isLineInvalid || vysledok == 0)
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{
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printf("CHYBA");
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}
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return 0;
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}
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