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Изменил(а) на 'cv3/program.c'

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Oleksandr Hryshchenko 2021-10-22 11:02:29 +00:00
parent 03aedc72b7
commit 3034a490df
1 changed files with 83 additions and 0 deletions
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83
cv3/program.c
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@ -1 +1,84 @@
#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#include <ctype.h>
#include <stdlib.h>
#include <math.h>
#define SIZE 50
int currentlyInBuffer = 0;
bool calculatorLogic(char buffer[SIZE][SIZE]){
if(isdigit(buffer[currentlyInBuffer][0])){
if(currentlyInBuffer == 9) {
printf("full stack\n");
return false;
}
for(int i = 0; i <= currentlyInBuffer; i++){
if(i == currentlyInBuffer)
printf("%0.2f \n", roundf(atof(buffer[i])*100)/100);
else
printf("%0.2f ", roundf(atof(buffer[i])*100)/100);
}
return true;
}
else if(strchr("+-/*", buffer[currentlyInBuffer][0]) != NULL){
if(currentlyInBuffer < 2){
printf("not enough operands\n");
return false;
}
double temporaryDecimal = 0;
switch(buffer[currentlyInBuffer][0]){
case '+':
temporaryDecimal = round((atof(buffer[currentlyInBuffer-1]) + atof(buffer[currentlyInBuffer-2]))*100)/100;
break;
case '-':
temporaryDecimal = round((atof(buffer[currentlyInBuffer-1]) - atof(buffer[currentlyInBuffer-2]))*100)/100;
break;
case '*':
temporaryDecimal = round((atof(buffer[currentlyInBuffer-1]) * atof(buffer[currentlyInBuffer-2]))*100)/100;
break;
case '/':
if(atof(buffer[currentlyInBuffer-2]) == 0.0)
printf("division by zero\n");
else
temporaryDecimal = round((atof(buffer[currentlyInBuffer-1]) / atof(buffer[currentlyInBuffer-2]))*100)/100;
}
for(int i = currentlyInBuffer-3; currentlyInBuffer > i; currentlyInBuffer--)
memset(buffer[currentlyInBuffer], SIZE, '\0');
gcvt(temporaryDecimal, 10, buffer[currentlyInBuffer]);
for(int i = 0; i <= currentlyInBuffer; i++){
if(i == currentlyInBuffer)
printf("%0.2f \n", roundf(atof(buffer[i]) * 100) / 100);
else
printf("%0.2f ", roundf(atof(buffer[i]) * 100) / 100);
}
return true;
}
else{
printf("bad input\n");
}
}
int main() {
char buffer[SIZE][SIZE];
for(int i = 0; i < SIZE; i++)
memset(buffer[i], '\0', SIZE);
for(; fgets(buffer[currentlyInBuffer], SIZE, stdin); currentlyInBuffer++)
if(!calculatorLogic(buffer))
return 0;
if(buffer[currentlyInBuffer][0] == '\0')
printf("no input\n");
return 0;
}