ilt.0lf次时;%lf,n;a=a/请输入落地次数nincludelt;小球从100m高处落地%,sum=100:.h;for(i=1,n);n;b=a,共经过%lf米;),sum,n,b=0;int main(){double i;stdio;i++){ sum=sum+2*b;printf(;,a=100;n第%;=n;}printf(;n,a);scanf(;2;,n.0lf次落地后反弹的高度为%lf米