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Denis Landa 2025-03-14 11:15:15 +01:00
parent a9f7391162
commit d0e21eae4b
1 changed files with 53 additions and 31 deletions
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84
du3/program.c
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@ -13,63 +13,85 @@ float zaokruhli(float cislo){
int main(){
char riadok[100];
while (fgets(riadok, sizeof(riadok), stdin)){
if (riadok[0] == '\n'){
riadok[strcspn(riadok, "\n")] = 0;
if (strlen(riadok) == 0){
break;
}
char *ptr = riadok;
while (*ptr == ' ') ptr++;
float cislo1 = strtof(ptr, &ptr);
char *endptr;
float cislo1 = strtof(ptr, &endptr);
if (ptr == endptr){
printf("CHYBA\n");
continue;
}
ptr = endptr;
while (*ptr == ' ') ptr++;
char operacia = *ptr;
ptr++;
while (*ptr == ' ') ptr++;
float cislo2 = strtof(ptr, &ptr);
while (*ptr == ' ') ptr++;
if (*ptr != '=') {
if (operacia != '+' && operacia != '-' && operacia != '*' && operacia != '/') {
printf("CHYBA\n");
continue;
}
ptr++;
while (*ptr == ' ') ptr++;
float zadany_vysledok = strtof(ptr, &ptr);
float cislo2 = strtof(ptr, &endptr);
if (ptr == endptr){
printf("CHYBA\n");
continue;
}
ptr = endptr;
while (*ptr == ' ') ptr++;
if (*ptr != '='){
printf("CHYBA\n");
continue;
}
ptr++;
while (*ptr == ' ') ptr++;
float zadany_vysledok = strtof(ptr, &endptr);
if (ptr == endptr || *endptr != '\0'){
printf("CHYBA\n");
continue;
}
float skutocny_vysledok = 0;
int chyba = 0;
switch(operacia){
case '+': skutocny_vysledok = cislo1 + cislo2; break;
case '-': skutocny_vysledok = cislo1 - cislo2; break;
case '*': skutocny_vysledok = cislo1 * cislo2; break;
case '/':
if (cislo2 == 0){
chyba = 1;
}
else
{
switch(operacia){
case '+': skutocny_vysledok = cislo1 + cislo2; break;
case '-': skutocny_vysledok = cislo1 - cislo2; break;
case '*': skutocny_vysledok = cislo1 * cislo2; break;
case '/':
if (cislo2 == 0) {
chyba = 1;
}
else
{
skutocny_vysledok = cislo1 / cislo2;
}
break;
default: chyba = 1;
break;
default: chyba = 1;
}
if (chyba) {
if (chyba){
printf("CHYBA\n");
continue;
}
if (zaokruhli(skutocny_vysledok) == zaokruhli(zadany_vysledok)){
if (fabs(zaokruhli(skutocny_vysledok) - zaokruhli(zadany_vysledok)) < TOLERANCE) {
printf("OK\n");
}
else
{
printf("ZLE\n");
}
}
return 0;
}
else
{
printf("ZLE\n");
}
}
return 0;
}