73 lines
1.7 KiB
C
73 lines
1.7 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include <stdbool.h>
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#define SIZE 100
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bool checkZnaka(char znaky[],char znak1){
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for(int i = 0;i < 4;i++){
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if(znaky[i] == znak1){
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return false;
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}
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}
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return true;
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}
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struct vzorec{
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double x;
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double y;
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double result;
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char znak1;
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char znak2;
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};
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int main(){
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int results[SIZE];
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char line[SIZE];
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char znaky[] = "+-*/";
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memset(line,0,SIZE);
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struct vzorec funkcia[SIZE];
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memset(funkcia,0,SIZE);
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char* pEnd;
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int counter = 0;
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while (fgets(line,SIZE,stdin) && line[0] != '\n'){
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if(line == NULL){
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break;
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}
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int n = sscanf(line, "%lf %c %lf %c %lf", &funkcia->x, &funkcia->znak1, &funkcia->y, &funkcia->znak2, &funkcia->result);
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if(checkZnaka(znaky, funkcia->znak1) == true || funkcia->znak2 != '='){
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results[counter] = 1;
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counter++;
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continue;
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}
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double r1 = (round(funkcia->x*100) + round(funkcia->y*100))/100;
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double r2 = (round(funkcia->x*100) - round(funkcia->y*100))/100;
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double r3 = (round(funkcia->x*100) * round(funkcia->y))/100;
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double r4 = (round(funkcia->x*100) / round(funkcia->y))/100;
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if(funkcia->result != r1 && funkcia->result != r2 && funkcia->result != r3 && funkcia->result != r4){
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results[counter] = 2;
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counter++;
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continue;
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}
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else{
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results[counter] = 3;
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counter++;
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continue;
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}
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}
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for(int i = 0; i <= counter;i++){
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if(results[i] == 1){
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printf("CHYBA\n");
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}
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if(results[i] == 2){
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printf("ZLE\n");
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}
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if(results[i] == 3){
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printf("OK\n");
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}
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}
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return 0;
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} |