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Update 'a1/program.c'

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This commit is contained in:
Anzhelika Nikolaieva 2023-10-24 20:43:22 +00:00
parent 4aeaedded0
commit 7f2b626453
1 changed files with 11 additions and 10 deletions
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21
a1/program.c
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@ -1,6 +1,7 @@
#include <stdio.h> #include <stdio.h>
#include <string.h> #include <string.h>
#include <stdbool.h> #include <stdbool.h>
#include<ctype.h>
int open_brackets(char a) { int open_brackets(char a) {
return (a == '(' || a == '[' || a == '{' || a == '<'); return (a == '(' || a == '[' || a == '{' || a == '<');
@ -27,22 +28,25 @@ char brackets(char a) {
int main() { int main() {
char code[100]; char code[100];
printf(""); printf("Read: ");
fgets(code, sizeof(code), stdin); fgets(code, sizeof(code), stdin);
int stack[100]; int stack[100];
int skobochka = -1; int skobochka = -1;
int error = -1; int error = -1;
char letters[100]; char letters[100];
int letter_index = 0; int letter_i = 0;
for (int i = 0; code[i] != '\0'; i++) { for (int i = 0; code[i] != '\0'; i++) {
if (isalpha(code[i])) { if (isalpha(code[i])) {
letters[letter_index++] = code[i]; printf("%c", code[i]);
letters[letter_i++] = code[i];
} }
if (open_brackets(code[i])) { if (open_brackets(code[i])) {
printf(" ");
stack[++skobochka] = i; stack[++skobochka] = i;
} else if (close_brackets(code[i])) { } else if (close_brackets(code[i])) {
printf("%c", code[i]);
if (skobochka == -1) { if (skobochka == -1) {
error = i; error = i;
break; break;
@ -56,15 +60,12 @@ int main() {
} }
if (error == -1 && skobochka == -1) { if (error == -1 && skobochka == -1) {
printf("Read: ");
for (int i = 0; i < letter_index; i++) {
printf("%c", letters[i]);
}
printf("\nAll brackets OK\n"); printf("\nAll brackets OK\n");
} else if (error == -1) { } else if (error == -1) {
printf("Crossed bracket %c in %d, expected %c\n", code[error], error, brackets(code[error])); printf("\nClosing bracket at position %d is not paired\n", stack[skobochka]);
} else { } else {
printf("Unexpected closing bracket in % d \n", stack[skobochka]); printf("\nUnexpected closing bracket %c in %d\n", code[error], error);
} }
return 0; return 0;
} }