#include <stdio.h>

int main(void) {

 double result = 1.0;

 int i;

 for (i = (0 + 2); i < (100 + 1); i++) {

   result *= ((double) i + 1) / ((double) i + 2);

 }

 fprintf(stdout, "result = %lfn", result);

 return 0;

}