commit 2a4438c4bcadeb9d45b7c8223ba09762bfa635eb
Author: Nilstrieb <48135649+Nilstrieb@users.noreply.github.com>
Date:   Fri Jan 21 21:28:03 2022 +0100

    initial commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..c38fa4e
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+.idea
+*.iml
diff --git a/main.c b/main.c
new file mode 100644
index 0000000..601aec7
--- /dev/null
+++ b/main.c
@@ -0,0 +1,37 @@
+#include <stdio.h>
+#include <stdint.h>
+
+typedef enum {
+    LITERAL
+    ADD
+    SUB
+    MUL
+    DIV
+    GROUP
+} expr_kind;
+
+typedef struct {
+    expr_kind tag;
+    union {
+
+    } value;
+} expr;
+
+int main(int argc, char **argv) {
+    if (argc == 1) {
+        printf("provide me an argument please\n");
+        return 1;
+    }
+
+    char *input = argv[0];
+
+    return 0;
+}
+
+int parse_expr(char *input, size_t *offset) {}
+
+int parse_factor(char *input, size_t *offset) {}
+
+int parse_term(char *input, size_t *offset) {}
+
+int parse_literal(char *input, size_t *offset) {}