Allocate some memory

mem.c

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

int main(int argc, char **argv) {
        size_t i = atoi(argv[1]) * sizeof(int);
        int *ptr = malloc(i);
        bzero(ptr, i);
        fprintf(stdout, "Allocated %u bytes\n", i);
        fflush(stdout);

        return 0;
}