diff --git a/a1/output/program.exe b/a1/output/program.exe
new file mode 100644
index 0000000..693458d
Binary files /dev/null and b/a1/output/program.exe differ
diff --git a/a1/program.c b/a1/program.c
index 89aac30..c4c0ca5 100644
--- a/a1/program.c
+++ b/a1/program.c
@@ -1,8 +1,49 @@
 #include <stdio.h>
 #include <string.h>
 
-#define MAX_SIZE 100
+#define MAX_SIZE 110
+
+int proverka(char otv, char zatv) {
+    if (otv == '(' && zatv == ')') {
+        return 1;
+    }
+    if (otv == '{' && zatv == '}') {
+        return 1;
+    }
+    if (otv == '[' && zatv == ']') {
+        return 1;
+    }
+    if (otv == '<' && zatv == '>') {
+        return 1;
+    }
+    return 0;
+}
 
 int main() {
+    char riadok[MAX_SIZE];
+    char zasobnik[MAX_SIZE];
+    int vrch = -1;
+    int i;
+    int chyba = 0;
+    char znak;
+
+    if (fgets(riadok, MAX_SIZE, stdin)==NULL) {
+        printf("Input Error!\n");
+        return 1;
+    }
+
+    riadok[strcspn(riadok, "\n")]=='0';
+
+    printf("Read: %s\n", riadok);
+
+    int dlzka = strlen(riadok);
+
+    for (int i = 0; i < dlzka; i++) {
+        znak = riadok[i];
+         zasobnik[++vrch] = znak; 
+    } else if (znak == ')' || znak == ']' || znak == '}' || znak == '>') {
+        
+    }
+    
     return 0;
 }
\ No newline at end of file