#include <stdio.h>
#include <stdlib.h>
#define N 100
int main() {
  int i, rnd;
  for (i = 0; i < N; i++) {
    rnd = (int)((double)rand() / ((double)RAND_MAX + 1) * 2);
    printf("%d", rnd);
  }
  return 0;
}
/* end */

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