letoh

// modified from b****'s implementation https://gist.github.com/anonymous/aaafa4bd4de9d1a8ffa0
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <stdarg.h>
 
enum {n, y, d, o, r, e, m, s, _};
 
int to_num(char hash[], ...) {

letoh

char** fizzBuzz(int n, int* returnSize) {
    struct _ {
        char *rets[n + 1];
        char data[0];
    } * ret = calloc(sizeof(struct _) + n * 9 + 1, sizeof(char));
    *returnSize = n;
    
    char * sp = ret->data;
    for (int i = 1; i <= n; ++i, sp += 9) {
        ret->rets[i - 1] = sp;

letoh

function interpret(form, env, k){
	if(form instanceof Array){
		switch(form[0]){
			case 'lambda': {
				var params = form[1];
				var body = form[2];
				return k(function(k){ return function() {
					var e = Object.create(env);
					for(var j = 0; j < params.length; j++)
						e[params[j]] = arguments[j];