Problem Description In 1742, Christian Goldbach, a German amateur mathematician, sent a letter to Leonhard Euler in which he made the following conjecture: ...
Problem Description Your task is to calculate the sum of some integers.
Problem Description Your task is to Calculate a + b.
Problem Description Your task is to Calculate the sum of some integers.
Problem Description Your task is to Calculate a + b. Too easy?! Of course! I specially designed
Problem Description Hey, welcome to HDOJ(Hangzhou Dianzi University Online Judge).