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Изменить 'du4/program.c'

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This commit is contained in:
Oleksandr Hryshchenko 2021-04-01 13:38:09 +00:00
parent 9fef31bff3
commit 95212f7acd
1 changed files with 20 additions and 21 deletions
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41
du4/program.c
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@ -4,33 +4,32 @@
#include <string.h>
#include <stdbool.h>
int main(){
char* input = (char*) calloc (100, sizeof(char));
int main() {
char* input = (char*) calloc(100, sizeof(char));
char symbol;
int counter;
int operation;
char* number1 = (char*) calloc (25, sizeof(char));
char* number2 = (char*) calloc (25, sizeof(char));
char* result = (char*) calloc (30, sizeof(char));
char* number1 = (char*) calloc(25, sizeof(char));
char* number2 = (char*) calloc(25, sizeof(char));
char* result = (char*) calloc(30, sizeof(char));
char* ptr;
bool equals = false;
for(int i = 0; fgets(input, 100, stdin) != NULL; i++){
if(!input || !strcmp(input, "") || input[0] == EOF || input[0] == '\n' || input[0] == '\0')
if(!input || !strcmp(input, "") || input[0] == EOF || input[0] == '\n' || input[0] == '\0')
break;
counter = 0;
operation = 0;
equals = false;
memset(number1, '\0', 25);
memset(number2, '\0', 25);
while (input[counter] != '\0' && input[counter] != '\n'){
while(input[counter] != '\0' && input[counter] != '\n'){
symbol = input[counter++];
while(isspace(symbol))
while (isspace(symbol))
symbol = input[counter++];
if(symbol == '\0' || symbol == '\n')
break;
switch(symbol){
switch (symbol) {
case '+':
operation = 1;
break;
@ -47,19 +46,19 @@ int main(){
equals = true;
break;
default:
if(isdigit(symbol) || symbol == '.'){
if(operation == 0)
if (isdigit(symbol) || symbol == '.'){
if (operation == 0)
number1 += symbol;
else if (!equals)
else if(!equals)
number2 += symbol;
else
result += symbol;
}
else {
printf("CHYBA");
else{
printf("CHYBA\n");
goto LABEL;
}
break;
break;
}
}
LABEL:
@ -68,18 +67,18 @@ int main(){
printf("%s\n", (strtof(number1, &ptr) + strtof(number2, &ptr) > strtof(result, &ptr) - 0.001 && strtof(number1, &ptr) + strtof(number2, &ptr) < strtof(result, &ptr) + 0.001) ? "OK" : "ZLE");
break;
case 2:
printf("%s\n", (strtof(number1, &ptr) + strtof(number2, &ptr) > strtof(result, &ptr) - 0.001 && strtof(number1, &ptr) - strtof(number2, &ptr) < strtof(result, &ptr) + 0.001) ? "OK" : "ZLE");
printf("%s\n", (strtof(number1, &ptr) - strtof(number2, &ptr) > strtof(result, &ptr) - 0.001 && strtof(number1, &ptr) - strtof(number2, &ptr) < strtof(result, &ptr) + 0.001) ? "OK" : "ZLE");
break;
case 3:
printf("%s\n", (strtof(number1, &ptr) + strtof(number2, &ptr) > strtof(result, &ptr) - 0.001 && strtof(number1, &ptr) * strtof(number2, &ptr) < strtof(result, &ptr) + 0.001) ? "OK" : "ZLE");
printf("%s\n", (strtof(number1, &ptr) * strtof(number2, &ptr) > strtof(result, &ptr) - 0.001 && strtof(number1, &ptr) * strtof(number2, &ptr) < strtof(result, &ptr) + 0.001) ? "OK" : "ZLE");
break;
case 4:
printf("%s\n", (strtof(number1, &ptr) + strtof(number2, &ptr) > strtof(result, &ptr) - 0.001 && strtof(number1, &ptr) / strtof(number2, &ptr) < strtof(result, &ptr) + 0.001) ? "OK" : "ZLE");
printf("%s\n", (strtof(number1, &ptr) / strtof(number2, &ptr) > strtof(result, &ptr) - 0.001 && strtof(number1, &ptr) / strtof(number2, &ptr) < strtof(result, &ptr) + 0.001) ? "OK" : "ZLE");
break;
default:
printf("CHYBA");
printf("CHYBA\n");
}
}
return 0;
}
}