【单选题】【消耗次数：1】
等额支付序列年金终值系数为（）。
①
（F/A,i,n）
②
（P/A,i,n）
③
（A/F,i,n）
④
（A/P,i,n）
参考答案：
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相关题目
【单选题】
在下面循环语句中内层循环体S语句的执行次数为（ ）。
for(int i=0;i<n;i++)
for(int j=i;j<n;j++)S;
①
n2
②
(n+1)/2
③
n(n-1)/2
④
n(n+1)/2
【单选题】
在下面循环语句中内层循环体S语句的执行总次数为（）。
for(int i=0; i<n; i++)
for(int j=i; j<n; j++) S;
①
n2
②
(n+1)/2
③
n(n-1)/2
④
n(n+1)/2
【单选题】
在下面循环语句中内层循环体S语句的执行总次数为（ ）
for(int i=0; i<n; i++)
for(int j=i; j<n; j++) S;
①
n2
②
(n+1)/2
③
n(n-1)/2
④
n(n+1)/2
【单选题】
设语句x++的时间是单位时间，则以下语句的时间复杂度为（ ）。
for(i=1; i<=n; i++)
for(j=i; j<=n; j++)
x++;
①
O(1)
②
O(n的平方)
③
O(n)
④
O(n的立方)
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