87 lines
1.7 KiB
C
87 lines
1.7 KiB
C
#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <assert.h>
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#include <math.h>
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#include <ctype.h>
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#define LINE_SIZE 150
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int main() {
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char znaky[LINE_SIZE];
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char* r = NULL;
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int symbol[LINE_SIZE];
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int sym = 0;
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char* koniec_cisla = NULL;
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char* zaciatok_cisla = znaky;
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//char* koniec_pola;
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float cislo = 0.0;
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float a = 0;
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float b = 0;
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float c = 0;
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int counter = 0;
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float sr= 0;
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while ((r = fgets(znaky, LINE_SIZE, stdin)) != NULL) {
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if(znaky[0] == '\n'){
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break;
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}
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for (int i = 0; i < strlen(znaky); i++) {
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if (znaky[i] == '*' || znaky[i] == '/' || znaky[i] == '-' || znaky[i] == '+' || znaky[i] == '=') {
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symbol[sym] = znaky[i];
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znaky[i] = ' ';
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sym++;
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}
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}
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zaciatok_cisla = znaky;
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while (*zaciatok_cisla != '\0') {
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cislo = strtof(zaciatok_cisla, &koniec_cisla);
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if (zaciatok_cisla == koniec_cisla) {
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zaciatok_cisla++;
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} else {
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if(counter == 0){
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a = cislo;
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}
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if(counter == 1){
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b = cislo;
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}
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if(counter == 2){
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c = cislo;
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}
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counter++;
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//printf("Nasiel som cislo %f\n", cislo);
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zaciatok_cisla = koniec_cisla + 1;
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}
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}
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}
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if(symbol[sym - 2] == '+'){
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sr = a + b;
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//printf("%2.f", sr);
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}
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if(symbol[sym - 2] == '-'){
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sr = a - b;
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//printf("%2.f", sr);
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}
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if(symbol[sym - 2] == '*'){
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sr = a * b;
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//printf("%2.f", sr);
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}
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if(symbol[sym - 2] == '/'){
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sr = a / b;
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//printf("%2.f", sr);
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}
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if(c == sr){
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printf("OK\n");
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}
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else{
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printf("CHYBA\n");
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}
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if (feof(stdin)) {
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//printf("Dostal som sa na koniec suboru\n");
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}
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return 0;
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}
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