#include <string.h>
#include <stdio.h>

#include "read.h"
#include "run.h"

AstNode read() {
	AstNode ret;
	memset(&ret, 0, sizeof ret);
	pcc_context_t *ctx = pcc_create(NULL);
	pcc_parse(ctx, &ret);
	pcc_destroy(ctx);
	return ret;
}

int main() {
	for(;;) printf("%d\n",eval(read()));
}