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

#define SIZE 255
uint64_t sum(const uint32_t* p, size_t nwords) {
    uint64_t res = 0;
    size_t i;
    putchar('[');
    for (i = 0; i < nwords; i++) {
        res += p[i];
        printf("%d, ", p[i]);
    }
    puts("]\n");
    return res;
}

char x[100];

int main() {
    size_t i;
    for (i = 0; i < sizeof(x); i++) x[i] = 0;

    for (i = 0; i < 16; i++) {
        printf("Trying %lu sum\n", i);
        printf("Done: %llu\n", sum((const uint32_t*)(x + i), 16));
    }
    return 0;
}