时间限制: 2s
内存限制: 192MB 提交: 618 解决: 524
题目描述
把一堆苹果分给n个小朋友,要使每个人都能拿到苹果,而且每个人拿到的苹果数都不同的话,这堆苹果至少应该有多少个?
输入格式
一个不大于1000的正整数n,代表小朋友人数。
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