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Aktualizovat du3/program.c

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This commit is contained in:
Tomáš Vlček 2026-03-19 02:16:58 +00:00
parent f5355bd4dd
commit 623783ebc4
1 changed files with 18 additions and 1 deletions
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19
du3/program.c
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@ -6,6 +6,7 @@
#include <math.h> #include <math.h>
#define SIZE 128 #define SIZE 128
#define TEMPBUFFERSIZE 32
//kontrola, ze ci vycitane informacie su aritmeticky spravne //kontrola, ze ci vycitane informacie su aritmeticky spravne
//VRACIA: int: -1 (CHYBA), 0 (False), 1 (True) //VRACIA: int: -1 (CHYBA), 0 (False), 1 (True)
@ -61,11 +62,12 @@ int main()
{ {
bool isLineInvalid = false; bool isLineInvalid = false;
//docasne 'char' premeny //docasne 'char' premeny
char num1Temp[10], num2Temp[10], resultTemp[10]; char num1Temp[TEMPBUFFERSIZE], num2Temp[TEMPBUFFERSIZE], resultTemp[TEMPBUFFERSIZE];
num1Temp[0] = '\0'; num1Temp[0] = '\0';
num2Temp[0] = '\0'; num2Temp[0] = '\0';
resultTemp[0] = '\0'; resultTemp[0] = '\0';
bool foundEqualSign = false; bool foundEqualSign = false;
bool isNotMinus;
char op1 = 'N'; //N = 'None/NIC' char op1 = 'N'; //N = 'None/NIC'
@ -96,6 +98,21 @@ int main()
} }
else if (strBuffer[i] == '=') else if (strBuffer[i] == '=')
{ {
//kontrola - zistenie, ze ci znak '-' symbolizuje zapornu hodnotu (-456) alebo arit. operaciu minus
//zistujeme to na zaklade toho, kde sme v riadku, ak na zaciatku
if (op1 == 'N' && strlen(num1Temp) == 0)
{
isNotMinus = true;
}
//
else if (op1 != 'N' && !foundEqualSign && strlen(num2Temp) == 0)
{
isNotMinus;
}
else if (foundEqualSign && strlen(resultTemp) == 0)
{
isNotMinus;
}
foundEqualSign = true; foundEqualSign = true;
continue; continue;
} }