?? 1331.cpp
字號(hào):
/* This Code is Submitted by wywcgs for Problem 1331 on 2005-10-03 at 09:46:30 */
#include <stdio.h>
#define MAX 100000
int main()
{
double hang[MAX], sum = 0;
long i, n;
for (i = 1; i < MAX; i++) {
sum += (double)1 / (2*i);
hang[i] = sum;
}
printf("# Cards Overhang\n");
while(scanf("%ld", &n) == 1) {
printf("%5ld%10.3lf\n", n, hang[n]);
}
return 0;
}
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