smallest fibonacci sequence longer than 10 chars...

fibonacci_find.c

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

#define MIN_CHARS 10

int main(char *argv, int argc){
  int i, m = 10, f[3] = {0,1};

  for(i = MIN_CHARS; i > 2; i--){
    m *= 10;
  }

  for(i = 0; f[0] < m; i++) {
    f[2] = f[0] + f[1]; 
    memcpy(f, f + 1, sizeof(int) * 2);
  }

  printf("%i -> %i\n", i, f[0]);

  return 0;
}