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Denis Landa 2025-10-16 17:00:33 +00:00
parent f86ea5ee6a
commit 65a75827b9
1 changed files with 0 additions and 107 deletions
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@ -1,107 +0,0 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#define STACK_SIZE 10
struct stack{
float values[STACK_SIZE];
int size;
};
void push_stack(struct stack *s, float value){
if (s->size >= STACK_SIZE){
printf("Chyba: zasobnik je plny!\n");
exit(1);
}
s->values[s->size] = value;
s->size++;
}
float pop_stack(struct stack *s){
if (s->size <= 0){
printf("Chyba: zasobnik je prazdny!\n");
exit(1);
}
s->size--;
return s->values[s->size];
}
void print_stack(struct stack *s){
for (int i = 0; i < s->size; i++){
printf("%.2f ", s->values[i]);
}
printf("\n");
}
int main(){
struct stack s;
s.size = 0;
char input[100];
while (1){
if (scanf("%s", input) != 1){
printf("Chyba: nepodarilo sa nacitat vstup.\n");
return 1;
}
char *endptr;
float value = strtof(input, &endptr);
if (*endptr == '\0') {
push_stack(&s, value);
print_stack(&s);
}
else if (strcmp(input, "+") == 0){
if (s.size < 2){
printf("Chyba: malo hodnot v zasobniku!\n");
return 1;
}
float b = pop_stack(&s);
float a = pop_stack(&s);
push_stack(&s, a + b);
print_stack(&s);
}
else if (strcmp(input, "-") == 0){
if (s.size < 2){
printf("Chyba: malo hodnot v zasobniku!\n");
return 1;
}
float b = pop_stack(&s);
float a = pop_stack(&s);
push_stack(&s, a - b);
print_stack(&s);
}
else if (strcmp(input, "*") == 0){
if (s.size < 2){
printf("Chyba: malo hodnot v zasobniku!\n");
return 1;
}
float b = pop_stack(&s);
float a = pop_stack(&s);
push_stack(&s, a * b);
print_stack(&s);
}
else if (strcmp(input, "/") == 0){
if (s.size < 2){
printf("Chyba: malo hodnot v zasobniku!\n");
return 1;
}
float b = pop_stack(&s);
float a = pop_stack(&s);
if (b == 0){
printf("Chyba: delenie nulou!\n");
return 1;
}
push_stack(&s, a / b);
print_stack(&s);
}
else{
printf("Chyba: neplatny vstup '%s'\n", input);
return 1;
}
}
return 0;
}