LittlePointer

摘要： D. Area of Two Circles' Intersectiontime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputYou are give... 阅读全文

摘要： C. Watering Flowerstime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputA flowerbed has many flowers ... 阅读全文

摘要： Calculate the value of the sum: n mod 1 + n mod 2 + n mod 3 + ... + n mod m. As the result can be very large, you should print the value modulo 109 +  阅读全文

摘要： Description Bessie is out in the field and wants to get back to the barn to get as much sleep as possible before Farmer John wakes her for the morning 阅读全文

摘要： Description Input Output Sample Input Sample Output AC代码： 阅读全文

摘要： Description Input Output Sample Input Sample Output 阅读全文