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Denis Landa 2025-03-14 11:06:52 +01:00
parent 992f03332e
commit a9f7391162
1 changed files with 48 additions and 35 deletions
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83
du3/program.c
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@ -4,59 +4,72 @@
#include <ctype.h> #include <ctype.h>
#include <math.h> #include <math.h>
#define TOLERANCE 0.01
float zaokruhli(float cislo){
return roundf(cislo * 100) / 100;
}
int main(){ int main(){
char riadok[100]; char riadok[100];
while (fgets(riadok, sizeof(riadok), stdin)){
if (riadok[0] == '\n'){
break;
}
char *ptr = riadok; char *ptr = riadok;
while(*ptr == ' ')ptr++; while (*ptr == ' ') ptr++;
float cislo1 = strtof(ptr, &ptr); float cislo1 = strtof(ptr, &ptr);
while(*ptr == ' ')ptr++; while (*ptr == ' ') ptr++;
char operacia = *ptr; char operacia = *ptr;
ptr++;
while(*ptr == ' ')ptr++;
float cislo2 = strtof(ptr, &ptr);
while(*ptr == ' ')ptr++;
if (*ptr != '='){
printf("CHYBA\n");
continue;
}
ptr++; ptr++;
while(*ptr == ' ')ptr++; while (*ptr == ' ') ptr++;
float cislo2 = strtof(ptr, &ptr);
while (*ptr == ' ') ptr++;
if (*ptr != '=') {
printf("CHYBA\n");
continue;
}
ptr++;
while (*ptr == ' ') ptr++;
float zadany_vysledok = strtof(ptr, &ptr); float zadany_vysledok = strtof(ptr, &ptr);
float skutocny_vysledok = 0; float skutocny_vysledok = 0;
int chyba = 0; int chyba = 0;
switch(operacia){ switch(operacia){
case '+': skutocny_vysledok = cislo1 + cislo2; break; case '+': skutocny_vysledok = cislo1 + cislo2; break;
case '-': skutocny_vysledok = cislo1 - cislo2; break; case '-': skutocny_vysledok = cislo1 - cislo2; break;
case '*': skutocny_vysledok = cislo1 * cislo2; break; case '*': skutocny_vysledok = cislo1 * cislo2; break;
case '/': case '/':
if (cislo2 == 0){ if (cislo2 == 0){
chyba = 1; chyba = 1;
} else { }
else
{
skutocny_vysledok = cislo1 / cislo2; skutocny_vysledok = cislo1 / cislo2;
} }
break; break;
default: chyba = 1; default: chyba = 1;
} }
if (chyba){ if (chyba) {
printf("CHYBA\n"); printf("CHYBA\n");
continue; continue;
} }
if ((skutocny_vysledok) == (zadany_vysledok)) { if (zaokruhli(skutocny_vysledok) == zaokruhli(zadany_vysledok)){
printf("OK\n"); printf("OK\n");
} else { }
printf("ZLE\n"); else
{
printf("ZLE\n");
} }
} }
return 0; return 0;
} }